diff options
27 files changed, 1703 insertions, 1940 deletions
diff --git a/drivers/target/loopback/tcm_loop.c b/drivers/target/loopback/tcm_loop.c index 2d0f22a91f6..2f19e192649 100644 --- a/drivers/target/loopback/tcm_loop.c +++ b/drivers/target/loopback/tcm_loop.c @@ -118,7 +118,7 @@ static struct se_cmd *tcm_loop_allocate_core_cmd( * Signal BIDI usage with T_TASK(cmd)->t_tasks_bidi */ if (scsi_bidi_cmnd(sc)) - T_TASK(se_cmd)->t_tasks_bidi = 1; + se_cmd->t_task->t_tasks_bidi = 1; /* * Locate the struct se_lun pointer and attach it to struct se_cmd */ @@ -176,7 +176,7 @@ static int tcm_loop_new_cmd_map(struct se_cmd *se_cmd) * For BIDI commands, pass in the extra READ buffer * to transport_generic_map_mem_to_cmd() below.. */ - if (T_TASK(se_cmd)->t_tasks_bidi) { + if (se_cmd->t_task->t_tasks_bidi) { struct scsi_data_buffer *sdb = scsi_in(sc); mem_bidi_ptr = (void *)sdb->table.sgl; @@ -1402,9 +1402,9 @@ static int tcm_loop_register_configfs(void) * Register the top level struct config_item_type with TCM core */ fabric = target_fabric_configfs_init(THIS_MODULE, "loopback"); - if (!fabric) { + if (IS_ERR(fabric)) { printk(KERN_ERR "tcm_loop_register_configfs() failed!\n"); - return -1; + return PTR_ERR(fabric); } /* * Setup the fabric API of function pointers used by target_core_mod diff --git a/drivers/target/target_core_alua.c b/drivers/target/target_core_alua.c index 47abb42d9c3..bfc42adea51 100644 --- a/drivers/target/target_core_alua.c +++ b/drivers/target/target_core_alua.c @@ -46,6 +46,14 @@ static int core_alua_set_tg_pt_secondary_state( struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem, struct se_port *port, int explict, int offline); +static u16 alua_lu_gps_counter; +static u32 alua_lu_gps_count; + +static DEFINE_SPINLOCK(lu_gps_lock); +static LIST_HEAD(lu_gps_list); + +struct t10_alua_lu_gp *default_lu_gp; + /* * REPORT_TARGET_PORT_GROUPS * @@ -53,16 +61,16 @@ static int core_alua_set_tg_pt_secondary_state( */ int core_emulate_report_target_port_groups(struct se_cmd *cmd) { - struct se_subsystem_dev *su_dev = SE_DEV(cmd)->se_sub_dev; + struct se_subsystem_dev *su_dev = cmd->se_lun->lun_se_dev->se_sub_dev; struct se_port *port; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u32 rd_len = 0, off = 4; /* Skip over RESERVED area to first Target port group descriptor */ - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); - list_for_each_entry(tg_pt_gp, &T10_ALUA(su_dev)->tg_pt_gps_list, + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); + list_for_each_entry(tg_pt_gp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { /* * PREF: Preferred target port bit, determine if this @@ -124,7 +132,7 @@ int core_emulate_report_target_port_groups(struct se_cmd *cmd) } spin_unlock(&tg_pt_gp->tg_pt_gp_lock); } - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); /* * Set the RETURN DATA LENGTH set in the header of the DataIN Payload */ @@ -143,13 +151,13 @@ int core_emulate_report_target_port_groups(struct se_cmd *cmd) */ int core_emulate_set_target_port_groups(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); - struct se_subsystem_dev *su_dev = SE_DEV(cmd)->se_sub_dev; - struct se_port *port, *l_port = SE_LUN(cmd)->lun_sep; - struct se_node_acl *nacl = SE_SESS(cmd)->se_node_acl; + struct se_device *dev = cmd->se_lun->lun_se_dev; + struct se_subsystem_dev *su_dev = dev->se_sub_dev; + struct se_port *port, *l_port = cmd->se_lun->lun_sep; + struct se_node_acl *nacl = cmd->se_sess->se_node_acl; struct t10_alua_tg_pt_gp *tg_pt_gp = NULL, *l_tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem, *l_tg_pt_gp_mem; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; unsigned char *ptr = &buf[4]; /* Skip over RESERVED area in header */ u32 len = 4; /* Skip over RESERVED area in header */ int alua_access_state, primary = 0, rc; @@ -224,9 +232,9 @@ int core_emulate_set_target_port_groups(struct se_cmd *cmd) * Locate the matching target port group ID from * the global tg_pt_gp list */ - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); list_for_each_entry(tg_pt_gp, - &T10_ALUA(su_dev)->tg_pt_gps_list, + &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { if (!(tg_pt_gp->tg_pt_gp_valid_id)) continue; @@ -236,18 +244,18 @@ int core_emulate_set_target_port_groups(struct se_cmd *cmd) atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); smp_mb__after_atomic_inc(); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); rc = core_alua_do_port_transition(tg_pt_gp, dev, l_port, nacl, alua_access_state, 1); - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); atomic_dec(&tg_pt_gp->tg_pt_gp_ref_cnt); smp_mb__after_atomic_dec(); break; } - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); /* * If not matching target port group ID can be located * throw an exception with ASCQ: INVALID_PARAMETER_LIST @@ -464,7 +472,7 @@ static int core_alua_state_check( unsigned char *cdb, u8 *alua_ascq) { - struct se_lun *lun = SE_LUN(cmd); + struct se_lun *lun = cmd->se_lun; struct se_port *port = lun->lun_sep; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; @@ -522,7 +530,7 @@ static int core_alua_state_check( default: printk(KERN_ERR "Unknown ALUA access state: 0x%02x\n", out_alua_state); - return -1; + return -EINVAL; } return 0; @@ -553,7 +561,7 @@ static int core_alua_check_transition(int state, int *primary) break; default: printk(KERN_ERR "Unknown ALUA access state: 0x%02x\n", state); - return -1; + return -EINVAL; } return 0; @@ -866,9 +874,9 @@ int core_alua_do_port_transition( smp_mb__after_atomic_inc(); spin_unlock(&lu_gp->lu_gp_lock); - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); list_for_each_entry(tg_pt_gp, - &T10_ALUA(su_dev)->tg_pt_gps_list, + &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { if (!(tg_pt_gp->tg_pt_gp_valid_id)) @@ -893,7 +901,7 @@ int core_alua_do_port_transition( } atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); smp_mb__after_atomic_inc(); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); /* * core_alua_do_transition_tg_pt() will always return * success. @@ -901,11 +909,11 @@ int core_alua_do_port_transition( core_alua_do_transition_tg_pt(tg_pt_gp, port, nacl, md_buf, new_state, explict); - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); atomic_dec(&tg_pt_gp->tg_pt_gp_ref_cnt); smp_mb__after_atomic_dec(); } - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); spin_lock(&lu_gp->lu_gp_lock); atomic_dec(&lu_gp_mem->lu_gp_mem_ref_cnt); @@ -942,11 +950,11 @@ static int core_alua_update_tpg_secondary_metadata( memset(wwn, 0, ALUA_SECONDARY_METADATA_WWN_LEN); len = snprintf(wwn, ALUA_SECONDARY_METADATA_WWN_LEN, "%s", - TPG_TFO(se_tpg)->tpg_get_wwn(se_tpg)); + se_tpg->se_tpg_tfo->tpg_get_wwn(se_tpg)); - if (TPG_TFO(se_tpg)->tpg_get_tag != NULL) + if (se_tpg->se_tpg_tfo->tpg_get_tag != NULL) snprintf(wwn+len, ALUA_SECONDARY_METADATA_WWN_LEN-len, "+%hu", - TPG_TFO(se_tpg)->tpg_get_tag(se_tpg)); + se_tpg->se_tpg_tfo->tpg_get_tag(se_tpg)); len = snprintf(md_buf, md_buf_len, "alua_tg_pt_offline=%d\n" "alua_tg_pt_status=0x%02x\n", @@ -954,7 +962,7 @@ static int core_alua_update_tpg_secondary_metadata( port->sep_tg_pt_secondary_stat); snprintf(path, ALUA_METADATA_PATH_LEN, "/var/target/alua/%s/%s/lun_%u", - TPG_TFO(se_tpg)->get_fabric_name(), wwn, + se_tpg->se_tpg_tfo->get_fabric_name(), wwn, port->sep_lun->unpacked_lun); return core_alua_write_tpg_metadata(path, md_buf, len); @@ -977,7 +985,7 @@ static int core_alua_set_tg_pt_secondary_state( spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); printk(KERN_ERR "Unable to complete secondary state" " transition\n"); - return -1; + return -EINVAL; } trans_delay_msecs = tg_pt_gp->tg_pt_gp_trans_delay_msecs; /* @@ -1015,7 +1023,7 @@ static int core_alua_set_tg_pt_secondary_state( if (!(md_buf)) { printk(KERN_ERR "Unable to allocate md_buf for" " secondary ALUA access metadata\n"); - return -1; + return -ENOMEM; } mutex_lock(&port->sep_tg_pt_md_mutex); core_alua_update_tpg_secondary_metadata(tg_pt_gp_mem, port, @@ -1038,15 +1046,15 @@ core_alua_allocate_lu_gp(const char *name, int def_group) printk(KERN_ERR "Unable to allocate struct t10_alua_lu_gp\n"); return ERR_PTR(-ENOMEM); } - INIT_LIST_HEAD(&lu_gp->lu_gp_list); + INIT_LIST_HEAD(&lu_gp->lu_gp_node); INIT_LIST_HEAD(&lu_gp->lu_gp_mem_list); spin_lock_init(&lu_gp->lu_gp_lock); atomic_set(&lu_gp->lu_gp_ref_cnt, 0); if (def_group) { - lu_gp->lu_gp_id = se_global->alua_lu_gps_counter++; + lu_gp->lu_gp_id = alua_lu_gps_counter++; lu_gp->lu_gp_valid_id = 1; - se_global->alua_lu_gps_count++; + alua_lu_gps_count++; } return lu_gp; @@ -1062,22 +1070,22 @@ int core_alua_set_lu_gp_id(struct t10_alua_lu_gp *lu_gp, u16 lu_gp_id) if (lu_gp->lu_gp_valid_id) { printk(KERN_WARNING "ALUA LU Group already has a valid ID," " ignoring request\n"); - return -1; + return -EINVAL; } - spin_lock(&se_global->lu_gps_lock); - if (se_global->alua_lu_gps_count == 0x0000ffff) { - printk(KERN_ERR "Maximum ALUA se_global->alua_lu_gps_count:" + spin_lock(&lu_gps_lock); + if (alua_lu_gps_count == 0x0000ffff) { + printk(KERN_ERR "Maximum ALUA alua_lu_gps_count:" " 0x0000ffff reached\n"); - spin_unlock(&se_global->lu_gps_lock); + spin_unlock(&lu_gps_lock); kmem_cache_free(t10_alua_lu_gp_cache, lu_gp); - return -1; + return -ENOSPC; } again: lu_gp_id_tmp = (lu_gp_id != 0) ? lu_gp_id : - se_global->alua_lu_gps_counter++; + alua_lu_gps_counter++; - list_for_each_entry(lu_gp_tmp, &se_global->g_lu_gps_list, lu_gp_list) { + list_for_each_entry(lu_gp_tmp, &lu_gps_list, lu_gp_node) { if (lu_gp_tmp->lu_gp_id == lu_gp_id_tmp) { if (!(lu_gp_id)) goto again; @@ -1085,16 +1093,16 @@ again: printk(KERN_WARNING "ALUA Logical Unit Group ID: %hu" " already exists, ignoring request\n", lu_gp_id); - spin_unlock(&se_global->lu_gps_lock); - return -1; + spin_unlock(&lu_gps_lock); + return -EINVAL; } } lu_gp->lu_gp_id = lu_gp_id_tmp; lu_gp->lu_gp_valid_id = 1; - list_add_tail(&lu_gp->lu_gp_list, &se_global->g_lu_gps_list); - se_global->alua_lu_gps_count++; - spin_unlock(&se_global->lu_gps_lock); + list_add_tail(&lu_gp->lu_gp_node, &lu_gps_list); + alua_lu_gps_count++; + spin_unlock(&lu_gps_lock); return 0; } @@ -1130,11 +1138,11 @@ void core_alua_free_lu_gp(struct t10_alua_lu_gp *lu_gp) * no associations can be made while we are releasing * struct t10_alua_lu_gp. */ - spin_lock(&se_global->lu_gps_lock); + spin_lock(&lu_gps_lock); atomic_set(&lu_gp->lu_gp_shutdown, 1); - list_del(&lu_gp->lu_gp_list); - se_global->alua_lu_gps_count--; - spin_unlock(&se_global->lu_gps_lock); + list_del(&lu_gp->lu_gp_node); + alua_lu_gps_count--; + spin_unlock(&lu_gps_lock); /* * Allow struct t10_alua_lu_gp * referenced by core_alua_get_lu_gp_by_name() * in target_core_configfs.c:target_core_store_alua_lu_gp() to be @@ -1165,9 +1173,9 @@ void core_alua_free_lu_gp(struct t10_alua_lu_gp *lu_gp) * we want to re-assocate a given lu_gp_mem with default_lu_gp. */ spin_lock(&lu_gp_mem->lu_gp_mem_lock); - if (lu_gp != se_global->default_lu_gp) + if (lu_gp != default_lu_gp) __core_alua_attach_lu_gp_mem(lu_gp_mem, - se_global->default_lu_gp); + default_lu_gp); else lu_gp_mem->lu_gp = NULL; spin_unlock(&lu_gp_mem->lu_gp_mem_lock); @@ -1182,7 +1190,7 @@ void core_alua_free_lu_gp(struct t10_alua_lu_gp *lu_gp) void core_alua_free_lu_gp_mem(struct se_device *dev) { struct se_subsystem_dev *su_dev = dev->se_sub_dev; - struct t10_alua *alua = T10_ALUA(su_dev); + struct t10_alua *alua = &su_dev->t10_alua; struct t10_alua_lu_gp *lu_gp; struct t10_alua_lu_gp_member *lu_gp_mem; @@ -1218,27 +1226,27 @@ struct t10_alua_lu_gp *core_alua_get_lu_gp_by_name(const char *name) struct t10_alua_lu_gp *lu_gp; struct config_item *ci; - spin_lock(&se_global->lu_gps_lock); - list_for_each_entry(lu_gp, &se_global->g_lu_gps_list, lu_gp_list) { + spin_lock(&lu_gps_lock); + list_for_each_entry(lu_gp, &lu_gps_list, lu_gp_node) { if (!(lu_gp->lu_gp_valid_id)) continue; ci = &lu_gp->lu_gp_group.cg_item; if (!(strcmp(config_item_name(ci), name))) { atomic_inc(&lu_gp->lu_gp_ref_cnt); - spin_unlock(&se_global->lu_gps_lock); + spin_unlock(&lu_gps_lock); return lu_gp; } } - spin_unlock(&se_global->lu_gps_lock); + spin_unlock(&lu_gps_lock); return NULL; } void core_alua_put_lu_gp_from_name(struct t10_alua_lu_gp *lu_gp) { - spin_lock(&se_global->lu_gps_lock); + spin_lock(&lu_gps_lock); atomic_dec(&lu_gp->lu_gp_ref_cnt); - spin_unlock(&se_global->lu_gps_lock); + spin_unlock(&lu_gps_lock); } /* @@ -1304,14 +1312,14 @@ struct t10_alua_tg_pt_gp *core_alua_allocate_tg_pt_gp( tg_pt_gp->tg_pt_gp_trans_delay_msecs = ALUA_DEFAULT_TRANS_DELAY_MSECS; if (def_group) { - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); tg_pt_gp->tg_pt_gp_id = - T10_ALUA(su_dev)->alua_tg_pt_gps_counter++; + su_dev->t10_alua.alua_tg_pt_gps_counter++; tg_pt_gp->tg_pt_gp_valid_id = 1; - T10_ALUA(su_dev)->alua_tg_pt_gps_count++; + su_dev->t10_alua.alua_tg_pt_gps_count++; list_add_tail(&tg_pt_gp->tg_pt_gp_list, - &T10_ALUA(su_dev)->tg_pt_gps_list); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + &su_dev->t10_alua.tg_pt_gps_list); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); } return tg_pt_gp; @@ -1330,22 +1338,22 @@ int core_alua_set_tg_pt_gp_id( if (tg_pt_gp->tg_pt_gp_valid_id) { printk(KERN_WARNING "ALUA TG PT Group already has a valid ID," " ignoring request\n"); - return -1; + return -EINVAL; } - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); - if (T10_ALUA(su_dev)->alua_tg_pt_gps_count == 0x0000ffff) { + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); + if (su_dev->t10_alua.alua_tg_pt_gps_count == 0x0000ffff) { printk(KERN_ERR "Maximum ALUA alua_tg_pt_gps_count:" " 0x0000ffff reached\n"); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); kmem_cache_free(t10_alua_tg_pt_gp_cache, tg_pt_gp); - return -1; + return -ENOSPC; } again: tg_pt_gp_id_tmp = (tg_pt_gp_id != 0) ? tg_pt_gp_id : - T10_ALUA(su_dev)->alua_tg_pt_gps_counter++; + su_dev->t10_alua.alua_tg_pt_gps_counter++; - list_for_each_entry(tg_pt_gp_tmp, &T10_ALUA(su_dev)->tg_pt_gps_list, + list_for_each_entry(tg_pt_gp_tmp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { if (tg_pt_gp_tmp->tg_pt_gp_id == tg_pt_gp_id_tmp) { if (!(tg_pt_gp_id)) @@ -1353,17 +1361,17 @@ again: printk(KERN_ERR "ALUA Target Port Group ID: %hu already" " exists, ignoring request\n", tg_pt_gp_id); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); - return -1; + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); + return -EINVAL; } } tg_pt_gp->tg_pt_gp_id = tg_pt_gp_id_tmp; tg_pt_gp->tg_pt_gp_valid_id = 1; list_add_tail(&tg_pt_gp->tg_pt_gp_list, - &T10_ALUA(su_dev)->tg_pt_gps_list); - T10_ALUA(su_dev)->alua_tg_pt_gps_count++; - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + &su_dev->t10_alua.tg_pt_gps_list); + su_dev->t10_alua.alua_tg_pt_gps_count++; + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); return 0; } @@ -1403,10 +1411,10 @@ void core_alua_free_tg_pt_gp( * no assications *OR* explict ALUA via SET_TARGET_PORT_GROUPS * can be made while we are releasing struct t10_alua_tg_pt_gp. */ - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); list_del(&tg_pt_gp->tg_pt_gp_list); - T10_ALUA(su_dev)->alua_tg_pt_gps_counter--; - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + su_dev->t10_alua.alua_tg_pt_gps_counter--; + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); /* * Allow a struct t10_alua_tg_pt_gp_member * referenced by * core_alua_get_tg_pt_gp_by_name() in @@ -1438,9 +1446,9 @@ void core_alua_free_tg_pt_gp( * default_tg_pt_gp. */ spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); - if (tg_pt_gp != T10_ALUA(su_dev)->default_tg_pt_gp) { + if (tg_pt_gp != su_dev->t10_alua.default_tg_pt_gp) { __core_alua_attach_tg_pt_gp_mem(tg_pt_gp_mem, - T10_ALUA(su_dev)->default_tg_pt_gp); + su_dev->t10_alua.default_tg_pt_gp); } else tg_pt_gp_mem->tg_pt_gp = NULL; spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); @@ -1455,7 +1463,7 @@ void core_alua_free_tg_pt_gp( void core_alua_free_tg_pt_gp_mem(struct se_port *port) { struct se_subsystem_dev *su_dev = port->sep_lun->lun_se_dev->se_sub_dev; - struct t10_alua *alua = T10_ALUA(su_dev); + struct t10_alua *alua = &su_dev->t10_alua; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; @@ -1493,19 +1501,19 @@ static struct t10_alua_tg_pt_gp *core_alua_get_tg_pt_gp_by_name( struct t10_alua_tg_pt_gp *tg_pt_gp; struct config_item *ci; - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); - list_for_each_entry(tg_pt_gp, &T10_ALUA(su_dev)->tg_pt_gps_list, + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); + list_for_each_entry(tg_pt_gp, &su_dev->t10_alua.tg_pt_gps_list, tg_pt_gp_list) { if (!(tg_pt_gp->tg_pt_gp_valid_id)) continue; ci = &tg_pt_gp->tg_pt_gp_group.cg_item; if (!(strcmp(config_item_name(ci), name))) { atomic_inc(&tg_pt_gp->tg_pt_gp_ref_cnt); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); return tg_pt_gp; } } - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); return NULL; } @@ -1515,9 +1523,9 @@ static void core_alua_put_tg_pt_gp_from_name( { struct se_subsystem_dev *su_dev = tg_pt_gp->tg_pt_gp_su_dev; - spin_lock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_lock(&su_dev->t10_alua.tg_pt_gps_lock); atomic_dec(&tg_pt_gp->tg_pt_gp_ref_cnt); - spin_unlock(&T10_ALUA(su_dev)->tg_pt_gps_lock); + spin_unlock(&su_dev->t10_alua.tg_pt_gps_lock); } /* @@ -1555,7 +1563,7 @@ ssize_t core_alua_show_tg_pt_gp_info(struct se_port *port, char *page) { struct se_subsystem_dev *su_dev = port->sep_lun->lun_se_dev->se_sub_dev; struct config_item *tg_pt_ci; - struct t10_alua *alua = T10_ALUA(su_dev); + struct t10_alua *alua = &su_dev->t10_alua; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; ssize_t len = 0; @@ -1605,10 +1613,10 @@ ssize_t core_alua_store_tg_pt_gp_info( tpg = port->sep_tpg; lun = port->sep_lun; - if (T10_ALUA(su_dev)->alua_type != SPC3_ALUA_EMULATED) { + if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) { printk(KERN_WARNING "SPC3_ALUA_EMULATED not enabled for" - " %s/tpgt_%hu/%s\n", TPG_TFO(tpg)->tpg_get_wwn(tpg), - TPG_TFO(tpg)->tpg_get_tag(tpg), + " %s/tpgt_%hu/%s\n", tpg->se_tpg_tfo->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_tag(tpg), config_item_name(&lun->lun_group.cg_item)); return -EINVAL; } @@ -1654,8 +1662,8 @@ ssize_t core_alua_store_tg_pt_gp_info( " %s/tpgt_%hu/%s from ALUA Target Port Group:" " alua/%s, ID: %hu back to" " default_tg_pt_gp\n", - TPG_TFO(tpg)->tpg_get_wwn(tpg), - TPG_TFO(tpg)->tpg_get_tag(tpg), + tpg->se_tpg_tfo->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_tag(tpg), config_item_name(&lun->lun_group.cg_item), config_item_name( &tg_pt_gp->tg_pt_gp_group.cg_item), @@ -1663,7 +1671,7 @@ ssize_t core_alua_store_tg_pt_gp_info( __core_alua_drop_tg_pt_gp_mem(tg_pt_gp_mem, tg_pt_gp); __core_alua_attach_tg_pt_gp_mem(tg_pt_gp_mem, - T10_ALUA(su_dev)->default_tg_pt_gp); + su_dev->t10_alua.default_tg_pt_gp); spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); return count; @@ -1681,8 +1689,8 @@ ssize_t core_alua_store_tg_pt_gp_info( spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); printk(KERN_INFO "Target_Core_ConfigFS: %s %s/tpgt_%hu/%s to ALUA" " Target Port Group: alua/%s, ID: %hu\n", (move) ? - "Moving" : "Adding", TPG_TFO(tpg)->tpg_get_wwn(tpg), - TPG_TFO(tpg)->tpg_get_tag(tpg), + "Moving" : "Adding", tpg->se_tpg_tfo->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_tag(tpg), config_item_name(&lun->lun_group.cg_item), config_item_name(&tg_pt_gp_new->tg_pt_gp_group.cg_item), tg_pt_gp_new->tg_pt_gp_id); @@ -1939,7 +1947,7 @@ ssize_t core_alua_store_secondary_write_metadata( int core_setup_alua(struct se_device *dev, int force_pt) { struct se_subsystem_dev *su_dev = dev->se_sub_dev; - struct t10_alua *alua = T10_ALUA(su_dev); + struct t10_alua *alua = &su_dev->t10_alua; struct t10_alua_lu_gp_member *lu_gp_mem; /* * If this device is from Target_Core_Mod/pSCSI, use the ALUA logic @@ -1947,44 +1955,44 @@ int core_setup_alua(struct se_device *dev, int force_pt) * cause a problem because libata and some SATA RAID HBAs appear * under Linux/SCSI, but emulate SCSI logic themselves. */ - if (((TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) && - !(DEV_ATTRIB(dev)->emulate_alua)) || force_pt) { + if (((dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) && + !(dev->se_sub_dev->se_dev_attrib.emulate_alua)) || force_pt) { alua->alua_type = SPC_ALUA_PASSTHROUGH; alua->alua_state_check = &core_alua_state_check_nop; printk(KERN_INFO "%s: Using SPC_ALUA_PASSTHROUGH, no ALUA" - " emulation\n", TRANSPORT(dev)->name); + " emulation\n", dev->transport->name); return 0; } /* * If SPC-3 or above is reported by real or emulated struct se_device, * use emulated ALUA. */ - if (TRANSPORT(dev)->get_device_rev(dev) >= SCSI_3) { + if (dev->transport->get_device_rev(dev) >= SCSI_3) { printk(KERN_INFO "%s: Enabling ALUA Emulation for SPC-3" - " device\n", TRANSPORT(dev)->name); + " device\n", dev->transport->name); /* * Associate this struct se_device with the default ALUA * LUN Group. */ lu_gp_mem = core_alua_allocate_lu_gp_mem(dev); - if (IS_ERR(lu_gp_mem) || !lu_gp_mem) - return -1; + if (IS_ERR(lu_gp_mem)) + return PTR_ERR(lu_gp_mem); alua->alua_type = SPC3_ALUA_EMULATED; alua->alua_state_check = &core_alua_state_check; spin_lock(&lu_gp_mem->lu_gp_mem_lock); __core_alua_attach_lu_gp_mem(lu_gp_mem, - se_global->default_lu_gp); + default_lu_gp); spin_unlock(&lu_gp_mem->lu_gp_mem_lock); printk(KERN_INFO "%s: Adding to default ALUA LU Group:" " core/alua/lu_gps/default_lu_gp\n", - TRANSPORT(dev)->name); + dev->transport->name); } else { alua->alua_type = SPC2_ALUA_DISABLED; alua->alua_state_check = &core_alua_state_check_nop; printk(KERN_INFO "%s: Disabling ALUA Emulation for SPC-2" - " device\n", TRANSPORT(dev)->name); + " device\n", dev->transport->name); } return 0; diff --git a/drivers/target/target_core_cdb.c b/drivers/target/target_core_cdb.c index 7f19c8b7b84..7d9ccf3aa9c 100644 --- a/drivers/target/target_core_cdb.c +++ b/drivers/target/target_core_cdb.c @@ -64,8 +64,8 @@ target_fill_alua_data(struct se_port *port, unsigned char *buf) static int target_emulate_inquiry_std(struct se_cmd *cmd) { - struct se_lun *lun = SE_LUN(cmd); - struct se_device *dev = SE_DEV(cmd); + struct se_lun *lun = cmd->se_lun; + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *buf = cmd->t_task->t_task_buf; /* @@ -75,7 +75,7 @@ target_emulate_inquiry_std(struct se_cmd *cmd) if (cmd->data_length < 6) { printk(KERN_ERR "SCSI Inquiry payload length: %u" " too small for EVPD=0\n", cmd->data_length); - return -1; + return -EINVAL; } buf[0] = dev->transport->get_device_type(dev); @@ -86,7 +86,7 @@ target_emulate_inquiry_std(struct se_cmd *cmd) /* * Enable SCCS and TPGS fields for Emulated ALUA */ - if (T10_ALUA(dev->se_sub_dev)->alua_type == SPC3_ALUA_EMULATED) + if (dev->se_sub_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) target_fill_alua_data(lun->lun_sep, buf); if (cmd->data_length < 8) { @@ -107,9 +107,9 @@ target_emulate_inquiry_std(struct se_cmd *cmd) snprintf((unsigned char *)&buf[8], 8, "LIO-ORG"); snprintf((unsigned char *)&buf[16], 16, "%s", - &DEV_T10_WWN(dev)->model[0]); + &dev->se_sub_dev->t10_wwn.model[0]); snprintf((unsigned char *)&buf[32], 4, "%s", - &DEV_T10_WWN(dev)->revision[0]); + &dev->se_sub_dev->t10_wwn.revision[0]); buf[4] = 31; /* Set additional length to 31 */ return 0; } @@ -128,7 +128,7 @@ target_emulate_evpd_00(struct se_cmd *cmd, unsigned char *buf) * Registered Extended LUN WWN has been set via ConfigFS * during device creation/restart. */ - if (SE_DEV(cmd)->se_sub_dev->su_dev_flags & + if (cmd->se_lun->lun_se_dev->se_sub_dev->su_dev_flags & SDF_EMULATED_VPD_UNIT_SERIAL) { buf[3] = 3; buf[5] = 0x80; @@ -143,7 +143,7 @@ target_emulate_evpd_00(struct se_cmd *cmd, unsigned char *buf) static int target_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; u16 len = 0; buf[1] = 0x80; @@ -152,7 +152,7 @@ target_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf) u32 unit_serial_len; unit_serial_len = - strlen(&DEV_T10_WWN(dev)->unit_serial[0]); + strlen(&dev->se_sub_dev->t10_wwn.unit_serial[0]); unit_serial_len++; /* For NULL Terminator */ if (((len + 4) + unit_serial_len) > cmd->data_length) { @@ -162,7 +162,7 @@ target_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf) return 0; } len += sprintf((unsigned char *)&buf[4], "%s", - &DEV_T10_WWN(dev)->unit_serial[0]); + &dev->se_sub_dev->t10_wwn.unit_serial[0]); len++; /* Extra Byte for NULL Terminator */ buf[3] = len; } @@ -176,15 +176,15 @@ target_emulate_evpd_80(struct se_cmd *cmd, unsigned char *buf) static int target_emulate_evpd_83(struct se_cmd *cmd, unsigned char *buf) { - struct se_device *dev = SE_DEV(cmd); - struct se_lun *lun = SE_LUN(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; + struct se_lun *lun = cmd->se_lun; struct se_port *port = NULL; struct se_portal_group *tpg = NULL; struct t10_alua_lu_gp_member *lu_gp_mem; struct t10_alua_tg_pt_gp *tg_pt_gp; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem; unsigned char binary, binary_new; - unsigned char *prod = &DEV_T10_WWN(dev)->model[0]; + unsigned char *prod = &dev->se_sub_dev->t10_wwn.model[0]; u32 prod_len; u32 unit_serial_len, off = 0; int i; @@ -238,11 +238,11 @@ target_emulate_evpd_83(struct se_cmd *cmd, unsigned char *buf) * VENDOR_SPECIFIC_IDENTIFIER_EXTENTION */ binary = transport_asciihex_to_binaryhex( - &DEV_T10_WWN(dev)->unit_serial[0]); + &dev->se_sub_dev->t10_wwn.unit_serial[0]); buf[off++] |= (binary & 0xf0) >> 4; for (i = 0; i < 24; i += 2) { binary_new = transport_asciihex_to_binaryhex( - &DEV_T10_WWN(dev)->unit_serial[i+2]); + &dev->se_sub_dev->t10_wwn.unit_serial[i+2]); buf[off] = (binary & 0x0f) << 4; buf[off++] |= (binary_new & 0xf0) >> 4; binary = binary_new; @@ -263,7 +263,7 @@ check_t10_vend_desc: if (dev->se_sub_dev->su_dev_flags & SDF_EMULATED_VPD_UNIT_SERIAL) { unit_serial_len = - strlen(&DEV_T10_WWN(dev)->unit_serial[0]); + strlen(&dev->se_sub_dev->t10_wwn.unit_serial[0]); unit_serial_len++; /* For NULL Terminator */ if ((len + (id_len + 4) + @@ -274,7 +274,7 @@ check_t10_vend_desc: } id_len += sprintf((unsigned char *)&buf[off+12], "%s:%s", prod, - &DEV_T10_WWN(dev)->unit_serial[0]); + &dev->se_sub_dev->t10_wwn.unit_serial[0]); } buf[off] = 0x2; /* ASCII */ buf[off+1] = 0x1; /* T10 Vendor ID */ @@ -312,7 +312,7 @@ check_port: goto check_tpgi; } buf[off] = - (TPG_TFO(tpg)->get_fabric_proto_ident(tpg) << 4); + (tpg->se_tpg_tfo->get_fabric_proto_ident(tpg) << 4); buf[off++] |= 0x1; /* CODE SET == Binary */ buf[off] = 0x80; /* Set PIV=1 */ /* Set ASSOICATION == target port: 01b */ @@ -335,7 +335,7 @@ check_port: * section 7.5.1 Table 362 */ check_tpgi: - if (T10_ALUA(dev->se_sub_dev)->alua_type != + if (dev->se_sub_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) goto check_scsi_name; @@ -357,7 +357,7 @@ check_tpgi: spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); buf[off] = - (TPG_TFO(tpg)->get_fabric_proto_ident(tpg) << 4); + (tpg->se_tpg_tfo->get_fabric_proto_ident(tpg) << 4); buf[off++] |= 0x1; /* CODE SET == Binary */ buf[off] = 0x80; /* Set PIV=1 */ /* Set ASSOICATION == target port: 01b */ @@ -409,7 +409,7 @@ check_lu_gp: * section 7.5.1 Table 362 */ check_scsi_name: - scsi_name_len = strlen(TPG_TFO(tpg)->tpg_get_wwn(tpg)); + scsi_name_len = strlen(tpg->se_tpg_tfo->tpg_get_wwn(tpg)); /* UTF-8 ",t,0x<16-bit TPGT>" + NULL Terminator */ scsi_name_len += 10; /* Check for 4-byte padding */ @@ -424,7 +424,7 @@ check_scsi_name: goto set_len; } buf[off] = - (TPG_TFO(tpg)->get_fabric_proto_ident(tpg) << 4); + (tpg->se_tpg_tfo->get_fabric_proto_ident(tpg) << 4); buf[off++] |= 0x3; /* CODE SET == UTF-8 */ buf[off] = 0x80; /* Set PIV=1 */ /* Set ASSOICATION == target port: 01b */ @@ -438,9 +438,9 @@ check_scsi_name: * Target Port, this means "<iSCSI name>,t,0x<TPGT> in * UTF-8 encoding. */ - tpgt = TPG_TFO(tpg)->tpg_get_tag(tpg); + tpgt = tpg->se_tpg_tfo->tpg_get_tag(tpg); scsi_name_len = sprintf(&buf[off], "%s,t,0x%04x", - TPG_TFO(tpg)->tpg_get_wwn(tpg), tpgt); + tpg->se_tpg_tfo->tpg_get_wwn(tpg), tpgt); scsi_name_len += 1 /* Include NULL terminator */; /* * The null-terminated, null-padded (see 4.4.2) SCSI @@ -477,7 +477,7 @@ target_emulate_evpd_86(struct se_cmd *cmd, unsigned char *buf) buf[5] = 0x07; /* If WriteCache emulation is enabled, set V_SUP */ - if (DEV_ATTRIB(SE_DEV(cmd))->emulate_write_cache > 0) + if (cmd->se_lun->lun_se_dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0) buf[6] = 0x01; return 0; } @@ -486,7 +486,7 @@ target_emulate_evpd_86(struct se_cmd *cmd, unsigned char *buf) static int target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; int have_tp = 0; /* @@ -494,14 +494,14 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) * emulate_tpu=1 or emulate_tpws=1 we will be expect a * different page length for Thin Provisioning. */ - if (DEV_ATTRIB(dev)->emulate_tpu || DEV_ATTRIB(dev)->emulate_tpws) + if (dev->se_sub_dev->se_dev_attrib.emulate_tpu || dev->se_sub_dev->se_dev_attrib.emulate_tpws) have_tp = 1; if (cmd->data_length < (0x10 + 4)) { printk(KERN_INFO "Received data_length: %u" " too small for EVPD 0xb0\n", cmd->data_length); - return -1; + return -EINVAL; } if (have_tp && cmd->data_length < (0x3c + 4)) { @@ -523,12 +523,12 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) /* * Set MAXIMUM TRANSFER LENGTH */ - put_unaligned_be32(DEV_ATTRIB(dev)->max_sectors, &buf[8]); + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.max_sectors, &buf[8]); /* * Set OPTIMAL TRANSFER LENGTH */ - put_unaligned_be32(DEV_ATTRIB(dev)->optimal_sectors, &buf[12]); + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.optimal_sectors, &buf[12]); /* * Exit now if we don't support TP or the initiator sent a too @@ -540,25 +540,25 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) /* * Set MAXIMUM UNMAP LBA COUNT */ - put_unaligned_be32(DEV_ATTRIB(dev)->max_unmap_lba_count, &buf[20]); + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count, &buf[20]); /* * Set MAXIMUM UNMAP BLOCK DESCRIPTOR COUNT */ - put_unaligned_be32(DEV_ATTRIB(dev)->max_unmap_block_desc_count, + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count, &buf[24]); /* * Set OPTIMAL UNMAP GRANULARITY */ - put_unaligned_be32(DEV_ATTRIB(dev)->unmap_granularity, &buf[28]); + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.unmap_granularity, &buf[28]); /* * UNMAP GRANULARITY ALIGNMENT */ - put_unaligned_be32(DEV_ATTRIB(dev)->unmap_granularity_alignment, + put_unaligned_be32(dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment, &buf[32]); - if (DEV_ATTRIB(dev)->unmap_granularity_alignment != 0) + if (dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment != 0) buf[32] |= 0x80; /* Set the UGAVALID bit */ return 0; @@ -568,7 +568,7 @@ target_emulate_evpd_b0(struct se_cmd *cmd, unsigned char *buf) static int target_emulate_evpd_b2(struct se_cmd *cmd, unsigned char *buf) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; /* * From sbc3r22 section 6.5.4 Thin Provisioning VPD page: @@ -602,7 +602,7 @@ target_emulate_evpd_b2(struct se_cmd *cmd, unsigned char *buf) * the UNMAP command (see 5.25). A TPU bit set to zero indicates * that the device server does not support the UNMAP command. */ - if (DEV_ATTRIB(dev)->emulate_tpu != 0) + if (dev->se_sub_dev->se_dev_attrib.emulate_tpu != 0) buf[5] = 0x80; /* @@ -611,7 +611,7 @@ target_emulate_evpd_b2(struct se_cmd *cmd, unsigned char *buf) * A TPWS bit set to zero indicates that the device server does not * support the use of the WRITE SAME (16) command to unmap LBAs. */ - if (DEV_ATTRIB(dev)->emulate_tpws != 0) + if (dev->se_sub_dev->se_dev_attrib.emulate_tpws != 0) buf[5] |= 0x40; return 0; @@ -620,7 +620,7 @@ target_emulate_evpd_b2(struct se_cmd *cmd, unsigned char *buf) static int target_emulate_inquiry(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *buf = cmd->t_task->t_task_buf; unsigned char *cdb = cmd->t_task->t_task_cdb; @@ -637,7 +637,7 @@ target_emulate_inquiry(struct se_cmd *cmd) if (cmd->data_length < 4) { printk(KERN_ERR "SCSI Inquiry payload length: %u" " too small for EVPD=1\n", cmd->data_length); - return -1; + return -EINVAL; } buf[0] = dev->transport->get_device_type(dev); @@ -656,7 +656,7 @@ target_emulate_inquiry(struct se_cmd *cmd) return target_emulate_evpd_b2(cmd, buf); default: printk(KERN_ERR "Unknown VPD Code: 0x%02x\n", cdb[2]); - return -1; + return -EINVAL; } return 0; @@ -665,7 +665,7 @@ target_emulate_inquiry(struct se_cmd *cmd) static int target_emulate_readcapacity(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *buf = cmd->t_task->t_task_buf; unsigned long long blocks_long = dev->transport->get_blocks(dev); u32 blocks; @@ -679,14 +679,14 @@ target_emulate_readcapacity(struct se_cmd *cmd) buf[1] = (blocks >> 16) & 0xff; buf[2] = (blocks >> 8) & 0xff; buf[3] = blocks & 0xff; - buf[4] = (DEV_ATTRIB(dev)->block_size >> 24) & 0xff; - buf[5] = (DEV_ATTRIB(dev)->block_size >> 16) & 0xff; - buf[6] = (DEV_ATTRIB(dev)->block_size >> 8) & 0xff; - buf[7] = DEV_ATTRIB(dev)->block_size & 0xff; + buf[4] = (dev->se_sub_dev->se_dev_attrib.block_size >> 24) & 0xff; + buf[5] = (dev->se_sub_dev->se_dev_attrib.block_size >> 16) & 0xff; + buf[6] = (dev->se_sub_dev->se_dev_attrib.block_size >> 8) & 0xff; + buf[7] = dev->se_sub_dev->se_dev_attrib.block_size & 0xff; /* * Set max 32-bit blocks to signal SERVICE ACTION READ_CAPACITY_16 */ - if (DEV_ATTRIB(dev)->emulate_tpu || DEV_ATTRIB(dev)->emulate_tpws) + if (dev->se_sub_dev->se_dev_attrib.emulate_tpu || dev->se_sub_dev->se_dev_attrib.emulate_tpws) put_unaligned_be32(0xFFFFFFFF, &buf[0]); return 0; @@ -695,7 +695,7 @@ target_emulate_readcapacity(struct se_cmd *cmd) static int target_emulate_readcapacity_16(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *buf = cmd->t_task->t_task_buf; unsigned long long blocks = dev->transport->get_blocks(dev); @@ -707,15 +707,15 @@ target_emulate_readcapacity_16(struct se_cmd *cmd) buf[5] = (blocks >> 16) & 0xff; buf[6] = (blocks >> 8) & 0xff; buf[7] = blocks & 0xff; - buf[8] = (DEV_ATTRIB(dev)->block_size >> 24) & 0xff; - buf[9] = (DEV_ATTRIB(dev)->block_size >> 16) & 0xff; - buf[10] = (DEV_ATTRIB(dev)->block_size >> 8) & 0xff; - buf[11] = DEV_ATTRIB(dev)->block_size & 0xff; + buf[8] = (dev->se_sub_dev->se_dev_attrib.block_size >> 24) & 0xff; + buf[9] = (dev->se_sub_dev->se_dev_attrib.block_size >> 16) & 0xff; + buf[10] = (dev->se_sub_dev->se_dev_attrib.block_size >> 8) & 0xff; + buf[11] = dev->se_sub_dev->se_dev_attrib.block_size & 0xff; /* * Set Thin Provisioning Enable bit following sbc3r22 in section * READ CAPACITY (16) byte 14 if emulate_tpu or emulate_tpws is enabled. */ - if (DEV_ATTRIB(dev)->emulate_tpu || DEV_ATTRIB(dev)->emulate_tpws) + if (dev->se_sub_dev->se_dev_attrib.emulate_tpu || dev->se_sub_dev->se_dev_attrib.emulate_tpws) buf[14] = 0x80; return 0; @@ -765,8 +765,8 @@ target_modesense_control(struct se_device *dev, unsigned char *p) * for a BUSY, TASK SET FULL, or RESERVATION CONFLICT status regardless * to the number of commands completed with one of those status codes. */ - p[4] = (DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl == 2) ? 0x30 : - (DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl == 1) ? 0x20 : 0x00; + p[4] = (dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl == 2) ? 0x30 : + (dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl == 1) ? 0x20 : 0x00; /* * From spc4r17, section 7.4.6 Control mode Page * @@ -779,7 +779,7 @@ target_modesense_control(struct se_device *dev, unsigned char *p) * which the command was received shall be completed with TASK ABORTED * status (see SAM-4). */ - p[5] = (DEV_ATTRIB(dev)->emulate_tas) ? 0x40 : 0x00; + p[5] = (dev->se_sub_dev->se_dev_attrib.emulate_tas) ? 0x40 : 0x00; p[8] = 0xff; p[9] = 0xff; p[11] = 30; @@ -792,7 +792,7 @@ target_modesense_caching(struct se_device *dev, unsigned char *p) { p[0] = 0x08; p[1] = 0x12; - if (DEV_ATTRIB(dev)->emulate_write_cache > 0) + if (dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0) p[2] = 0x04; /* Write Cache Enable */ p[12] = 0x20; /* Disabled Read Ahead */ @@ -830,7 +830,7 @@ target_modesense_dpofua(unsigned char *buf, int type) static int target_emulate_modesense(struct se_cmd *cmd, int ten) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; char *cdb = cmd->t_task->t_task_cdb; unsigned char *rbuf = cmd->t_task->t_task_buf; int type = dev->transport->get_device_type(dev); @@ -867,13 +867,13 @@ target_emulate_modesense(struct se_cmd *cmd, int ten) buf[0] = (offset >> 8) & 0xff; buf[1] = offset & 0xff; - if ((SE_LUN(cmd)->lun_access & TRANSPORT_LUNFLAGS_READ_ONLY) || + if ((cmd->se_lun->lun_access & TRANSPORT_LUNFLAGS_READ_ONLY) || (cmd->se_deve && (cmd->se_deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY))) target_modesense_write_protect(&buf[3], type); - if ((DEV_ATTRIB(dev)->emulate_write_cache > 0) && - (DEV_ATTRIB(dev)->emulate_fua_write > 0)) + if ((dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0) && + (dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0)) target_modesense_dpofua(&buf[3], type); if ((offset + 2) > cmd->data_length) @@ -883,13 +883,13 @@ target_emulate_modesense(struct se_cmd *cmd, int ten) offset -= 1; buf[0] = offset & 0xff; - if ((SE_LUN(cmd)->lun_access & TRANSPORT_LUNFLAGS_READ_ONLY) || + if ((cmd->se_lun->lun_access & TRANSPORT_LUNFLAGS_READ_ONLY) || (cmd->se_deve && (cmd->se_deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY))) target_modesense_write_protect(&buf[2], type); - if ((DEV_ATTRIB(dev)->emulate_write_cache > 0) && - (DEV_ATTRIB(dev)->emulate_fua_write > 0)) + if ((dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0) && + (dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0)) target_modesense_dpofua(&buf[2], type); if ((offset + 1) > cmd->data_length) @@ -963,8 +963,8 @@ target_emulate_request_sense(struct se_cmd *cmd) static int target_emulate_unmap(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); - struct se_device *dev = SE_DEV(cmd); + struct se_cmd *cmd = task->task_se_cmd; + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *buf = cmd->t_task->t_task_buf, *ptr = NULL; unsigned char *cdb = &cmd->t_task->t_task_cdb[0]; sector_t lba; @@ -991,7 +991,7 @@ target_emulate_unmap(struct se_task *task) if (ret < 0) { printk(KERN_ERR "blkdev_issue_discard() failed: %d\n", ret); - return -1; + return ret; } ptr += 16; @@ -1010,13 +1010,13 @@ target_emulate_unmap(struct se_task *task) static int target_emulate_write_same(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); - struct se_device *dev = SE_DEV(cmd); + struct se_cmd *cmd = task->task_se_cmd; + struct se_device *dev = cmd->se_lun->lun_se_dev; sector_t lba = cmd->t_task->t_task_lba; unsigned int range; int ret; - range = (cmd->data_length / DEV_ATTRIB(dev)->block_size); + range = (cmd->data_length / dev->se_sub_dev->se_dev_attrib.block_size); printk(KERN_INFO "WRITE_SAME UNMAP: LBA: %llu Range: %u\n", (unsigned long long)lba, range); @@ -1024,7 +1024,7 @@ target_emulate_write_same(struct se_task *task) ret = dev->transport->do_discard(dev, lba, range); if (ret < 0) { printk(KERN_INFO "blkdev_issue_discard() failed for WRITE_SAME\n"); - return -1; + return ret; } task->task_scsi_status = GOOD; @@ -1035,8 +1035,8 @@ target_emulate_write_same(struct se_task *task) int transport_emulate_control_cdb(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); - struct se_device *dev = SE_DEV(cmd); + struct se_cmd *cmd = task->task_se_cmd; + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned short service_action; int ret = 0; diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c index c6140004307..64418efa671 100644 --- a/drivers/target/target_core_configfs.c +++ b/drivers/target/target_core_configfs.c @@ -37,6 +37,7 @@ #include <linux/parser.h> #include <linux/syscalls.h> #include <linux/configfs.h> +#include <linux/spinlock.h> #include <target/target_core_base.h> #include <target/target_core_device.h> @@ -52,6 +53,8 @@ #include "target_core_rd.h" #include "target_core_stat.h" +extern struct t10_alua_lu_gp *default_lu_gp; + static struct list_head g_tf_list; static struct mutex g_tf_lock; @@ -61,6 +64,13 @@ struct target_core_configfs_attribute { ssize_t (*store)(void *, const char *, size_t); }; +static struct config_group target_core_hbagroup; +static struct config_group alua_group; +static struct config_group alua_lu_gps_group; + +static DEFINE_SPINLOCK(se_device_lock); +static LIST_HEAD(se_dev_list); + static inline struct se_hba * item_to_hba(struct config_item *item) { @@ -298,21 +308,21 @@ struct target_fabric_configfs *target_fabric_configfs_init( if (!(fabric_mod)) { printk(KERN_ERR "Missing struct module *fabric_mod pointer\n"); - return NULL; + return ERR_PTR(-EINVAL); } if (!(name)) { printk(KERN_ERR "Unable to locate passed fabric name\n"); - return NULL; + return ERR_PTR(-EINVAL); } if (strlen(name) >= TARGET_FABRIC_NAME_SIZE) { printk(KERN_ERR "Passed name: %s exceeds TARGET_FABRIC" "_NAME_SIZE\n", name); - return NULL; + return ERR_PTR(-EINVAL); } tf = kzalloc(sizeof(struct target_fabric_configfs), GFP_KERNEL); if (!(tf)) - return NULL; + return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&tf->tf_list); atomic_set(&tf->tf_access_cnt, 0); @@ -591,7 +601,6 @@ void target_fabric_configfs_deregister( printk("<<<<<<<<<<<<<<<<<<<<<< END FABRIC API >>>>>>>>>>>>>>>>>" ">>>>>\n"); - return; } EXPORT_SYMBOL(target_fabric_configfs_deregister); @@ -616,7 +625,8 @@ static ssize_t target_core_dev_show_attr_##_name( \ spin_unlock(&se_dev->se_dev_lock); \ return -ENODEV; \ } \ - rb = snprintf(page, PAGE_SIZE, "%u\n", (u32)DEV_ATTRIB(dev)->_name); \ + rb = snprintf(page, PAGE_SIZE, "%u\n", \ + (u32)dev->se_sub_dev->se_dev_attrib._name); \ spin_unlock(&se_dev->se_dev_lock); \ \ return rb; \ @@ -1078,7 +1088,7 @@ static ssize_t target_core_dev_pr_show_spc3_res( PR_REG_ISID_ID_LEN); *len += sprintf(page + *len, "SPC-3 Reservation: %s Initiator: %s%s\n", - TPG_TFO(se_nacl->se_tpg)->get_fabric_name(), + se_nacl->se_tpg->se_tpg_tfo->get_fabric_name(), se_nacl->initiatorname, (prf_isid) ? &i_buf[0] : ""); spin_unlock(&dev->dev_reservation_lock); @@ -1100,7 +1110,7 @@ static ssize_t target_core_dev_pr_show_spc2_res( return *len; } *len += sprintf(page + *len, "SPC-2 Reservation: %s Initiator: %s\n", - TPG_TFO(se_nacl->se_tpg)->get_fabric_name(), + se_nacl->se_tpg->se_tpg_tfo->get_fabric_name(), se_nacl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -1116,7 +1126,7 @@ static ssize_t target_core_dev_pr_show_attr_res_holder( if (!(su_dev->se_dev_ptr)) return -ENODEV; - switch (T10_RES(su_dev)->res_type) { + switch (su_dev->t10_pr.res_type) { case SPC3_PERSISTENT_RESERVATIONS: target_core_dev_pr_show_spc3_res(su_dev->se_dev_ptr, page, &len); @@ -1153,7 +1163,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_all_tgt_pts( if (!(dev)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return len; spin_lock(&dev->dev_reservation_lock); @@ -1190,10 +1200,10 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_generation( if (!(su_dev->se_dev_ptr)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; - return sprintf(page, "0x%08x\n", T10_RES(su_dev)->pr_generation); + return sprintf(page, "0x%08x\n", su_dev->t10_pr.pr_generation); } SE_DEV_PR_ATTR_RO(res_pr_generation); @@ -1217,7 +1227,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( if (!(dev)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return len; spin_lock(&dev->dev_reservation_lock); @@ -1230,7 +1240,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_holder_tg_port( se_nacl = pr_reg->pr_reg_nacl; se_tpg = se_nacl->se_tpg; lun = pr_reg->pr_reg_tg_pt_lun; - tfo = TPG_TFO(se_tpg); + tfo = se_tpg->se_tpg_tfo; len += sprintf(page+len, "SPC-3 Reservation: %s" " Target Node Endpoint: %s\n", tfo->get_fabric_name(), @@ -1264,13 +1274,13 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( if (!(su_dev->se_dev_ptr)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return len; len += sprintf(page+len, "SPC-3 PR Registrations:\n"); - spin_lock(&T10_RES(su_dev)->registration_lock); - list_for_each_entry(pr_reg, &T10_RES(su_dev)->registration_list, + spin_lock(&su_dev->t10_pr.registration_lock); + list_for_each_entry(pr_reg, &su_dev->t10_pr.registration_list, pr_reg_list) { memset(buf, 0, 384); @@ -1290,7 +1300,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_registered_i_pts( len += sprintf(page+len, "%s", buf); reg_count++; } - spin_unlock(&T10_RES(su_dev)->registration_lock); + spin_unlock(&su_dev->t10_pr.registration_lock); if (!(reg_count)) len += sprintf(page+len, "None\n"); @@ -1315,7 +1325,7 @@ static ssize_t target_core_dev_pr_show_attr_res_pr_type( if (!(dev)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return len; spin_lock(&dev->dev_reservation_lock); @@ -1346,7 +1356,7 @@ static ssize_t target_core_dev_pr_show_attr_res_type( if (!(su_dev->se_dev_ptr)) return -ENODEV; - switch (T10_RES(su_dev)->res_type) { + switch (su_dev->t10_pr.res_type) { case SPC3_PERSISTENT_RESERVATIONS: len = sprintf(page, "SPC3_PERSISTENT_RESERVATIONS\n"); break; @@ -1377,11 +1387,11 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_active( if (!(su_dev->se_dev_ptr)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; return sprintf(page, "APTPL Bit Status: %s\n", - (T10_RES(su_dev)->pr_aptpl_active) ? "Activated" : "Disabled"); + (su_dev->t10_pr.pr_aptpl_active) ? "Activated" : "Disabled"); } SE_DEV_PR_ATTR_RO(res_aptpl_active); @@ -1396,7 +1406,7 @@ static ssize_t target_core_dev_pr_show_attr_res_aptpl_metadata( if (!(su_dev->se_dev_ptr)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; return sprintf(page, "Ready to process PR APTPL metadata..\n"); @@ -1448,7 +1458,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( if (!(dev)) return -ENODEV; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; if (atomic_read(&dev->dev_export_obj.obj_access_count)) { @@ -1594,7 +1604,7 @@ static ssize_t target_core_dev_pr_store_attr_res_aptpl_metadata( goto out; } - ret = core_scsi3_alloc_aptpl_registration(T10_RES(su_dev), sa_res_key, + ret = core_scsi3_alloc_aptpl_registration(&su_dev->t10_pr, sa_res_key, i_port, isid, mapped_lun, t_port, tpgt, target_lun, res_holder, all_tg_pt, type); out: @@ -1842,7 +1852,7 @@ static ssize_t target_core_show_alua_lu_gp(void *p, char *page) if (!(dev)) return -ENODEV; - if (T10_ALUA(su_dev)->alua_type != SPC3_ALUA_EMULATED) + if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) return len; lu_gp_mem = dev->dev_alua_lu_gp_mem; @@ -1881,7 +1891,7 @@ static ssize_t target_core_store_alua_lu_gp( if (!(dev)) return -ENODEV; - if (T10_ALUA(su_dev)->alua_type != SPC3_ALUA_EMULATED) { + if (su_dev->t10_alua.alua_type != SPC3_ALUA_EMULATED) { printk(KERN_WARNING "SPC3_ALUA_EMULATED not enabled for %s/%s\n", config_item_name(&hba->hba_group.cg_item), config_item_name(&su_dev->se_dev_group.cg_item)); @@ -2557,9 +2567,9 @@ static ssize_t target_core_alua_tg_pt_gp_show_attr_members( lun = port->sep_lun; cur_len = snprintf(buf, TG_PT_GROUP_NAME_BUF, "%s/%s/tpgt_%hu" - "/%s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_wwn(tpg), - TPG_TFO(tpg)->tpg_get_tag(tpg), + "/%s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_tag(tpg), config_item_name(&lun->lun_group.cg_item)); cur_len++; /* Extra byte for NULL terminator */ @@ -2748,17 +2758,17 @@ static struct config_group *target_core_make_subdev( " struct se_subsystem_dev\n"); goto unlock; } - INIT_LIST_HEAD(&se_dev->g_se_dev_list); + INIT_LIST_HEAD(&se_dev->se_dev_node); INIT_LIST_HEAD(&se_dev->t10_wwn.t10_vpd_list); spin_lock_init(&se_dev->t10_wwn.t10_vpd_lock); - INIT_LIST_HEAD(&se_dev->t10_reservation.registration_list); - INIT_LIST_HEAD(&se_dev->t10_reservation.aptpl_reg_list); - spin_lock_init(&se_dev->t10_reservation.registration_lock); - spin_lock_init(&se_dev->t10_reservation.aptpl_reg_lock); + INIT_LIST_HEAD(&se_dev->t10_pr.registration_list); + INIT_LIST_HEAD(&se_dev->t10_pr.aptpl_reg_list); + spin_lock_init(&se_dev->t10_pr.registration_lock); + spin_lock_init(&se_dev->t10_pr.aptpl_reg_lock); INIT_LIST_HEAD(&se_dev->t10_alua.tg_pt_gps_list); spin_lock_init(&se_dev->t10_alua.tg_pt_gps_lock); spin_lock_init(&se_dev->se_dev_lock); - se_dev->t10_reservation.pr_aptpl_buf_len = PR_APTPL_BUF_LEN; + se_dev->t10_pr.pr_aptpl_buf_len = PR_APTPL_BUF_LEN; se_dev->t10_wwn.t10_sub_dev = se_dev; se_dev->t10_alua.t10_sub_dev = se_dev; se_dev->se_dev_attrib.da_sub_dev = se_dev; @@ -2784,9 +2794,9 @@ static struct config_group *target_core_make_subdev( " from allocate_virtdevice()\n"); goto out; } - spin_lock(&se_global->g_device_lock); - list_add_tail(&se_dev->g_se_dev_list, &se_global->g_se_dev_list); - spin_unlock(&se_global->g_device_lock); + spin_lock(&se_device_lock); + list_add_tail(&se_dev->se_dev_node, &se_dev_list); + spin_unlock(&se_device_lock); config_group_init_type_name(&se_dev->se_dev_group, name, &target_core_dev_cit); @@ -2814,7 +2824,7 @@ static struct config_group *target_core_make_subdev( if (!(tg_pt_gp)) goto out; - tg_pt_gp_cg = &T10_ALUA(se_dev)->alua_tg_pt_gps_group; + tg_pt_gp_cg = &se_dev->t10_alua.alua_tg_pt_gps_group; tg_pt_gp_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!(tg_pt_gp_cg->default_groups)) { @@ -2827,11 +2837,11 @@ static struct config_group *target_core_make_subdev( "default_tg_pt_gp", &target_core_alua_tg_pt_gp_cit); tg_pt_gp_cg->default_groups[0] = &tg_pt_gp->tg_pt_gp_group; tg_pt_gp_cg->default_groups[1] = NULL; - T10_ALUA(se_dev)->default_tg_pt_gp = tg_pt_gp; + se_dev->t10_alua.default_tg_pt_gp = tg_pt_gp; /* * Add core/$HBA/$DEV/statistics/ default groups */ - dev_stat_grp = &DEV_STAT_GRP(se_dev)->stat_group; + dev_stat_grp = &se_dev->dev_stat_grps.stat_group; dev_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 4, GFP_KERNEL); if (!dev_stat_grp->default_groups) { @@ -2846,9 +2856,9 @@ static struct config_group *target_core_make_subdev( mutex_unlock(&hba->hba_access_mutex); return &se_dev->se_dev_group; out: - if (T10_ALUA(se_dev)->default_tg_pt_gp) { - core_alua_free_tg_pt_gp(T10_ALUA(se_dev)->default_tg_pt_gp); - T10_ALUA(se_dev)->default_tg_pt_gp = NULL; + if (se_dev->t10_alua.default_tg_pt_gp) { + core_alua_free_tg_pt_gp(se_dev->t10_alua.default_tg_pt_gp); + se_dev->t10_alua.default_tg_pt_gp = NULL; } if (dev_stat_grp) kfree(dev_stat_grp->default_groups); @@ -2881,11 +2891,11 @@ static void target_core_drop_subdev( mutex_lock(&hba->hba_access_mutex); t = hba->transport; - spin_lock(&se_global->g_device_lock); - list_del(&se_dev->g_se_dev_list); - spin_unlock(&se_global->g_device_lock); + spin_lock(&se_device_lock); + list_del(&se_dev->se_dev_node); + spin_unlock(&se_device_lock); - dev_stat_grp = &DEV_STAT_GRP(se_dev)->stat_group; + dev_stat_grp = &se_dev->dev_stat_grps.stat_group; for (i = 0; dev_stat_grp->default_groups[i]; i++) { df_item = &dev_stat_grp->default_groups[i]->cg_item; dev_stat_grp->default_groups[i] = NULL; @@ -2893,7 +2903,7 @@ static void target_core_drop_subdev( } kfree(dev_stat_grp->default_groups); - tg_pt_gp_cg = &T10_ALUA(se_dev)->alua_tg_pt_gps_group; + tg_pt_gp_cg = &se_dev->t10_alua.alua_tg_pt_gps_group; for (i = 0; tg_pt_gp_cg->default_groups[i]; i++) { df_item = &tg_pt_gp_cg->default_groups[i]->cg_item; tg_pt_gp_cg->default_groups[i] = NULL; @@ -2904,7 +2914,7 @@ static void target_core_drop_subdev( * core_alua_free_tg_pt_gp() is called from ->default_tg_pt_gp * directly from target_core_alua_tg_pt_gp_release(). */ - T10_ALUA(se_dev)->default_tg_pt_gp = NULL; + se_dev->t10_alua.default_tg_pt_gp = NULL; dev_cg = &se_dev->se_dev_group; for (i = 0; dev_cg->default_groups[i]; i++) { @@ -3130,10 +3140,9 @@ static int __init target_core_init_configfs(void) INIT_LIST_HEAD(&g_tf_list); mutex_init(&g_tf_lock); - init_scsi_index_table(); - ret = init_se_global(); + ret = init_se_kmem_caches(); if (ret < 0) - return -1; + return ret; /* * Create $CONFIGFS/target/core default group for HBA <-> Storage Object * and ALUA Logical Unit Group and Target Port Group infrastructure. @@ -3146,29 +3155,29 @@ static int __init target_core_init_configfs(void) goto out_global; } - config_group_init_type_name(&se_global->target_core_hbagroup, + config_group_init_type_name(&target_core_hbagroup, "core", &target_core_cit); - target_cg->default_groups[0] = &se_global->target_core_hbagroup; + target_cg->default_groups[0] = &target_core_hbagroup; target_cg->default_groups[1] = NULL; /* * Create ALUA infrastructure under /sys/kernel/config/target/core/alua/ */ - hba_cg = &se_global->target_core_hbagroup; + hba_cg = &target_core_hbagroup; hba_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!(hba_cg->default_groups)) { printk(KERN_ERR "Unable to allocate hba_cg->default_groups\n"); goto out_global; } - config_group_init_type_name(&se_global->alua_group, + config_group_init_type_name(&alua_group, "alua", &target_core_alua_cit); - hba_cg->default_groups[0] = &se_global->alua_group; + hba_cg->default_groups[0] = &alua_group; hba_cg->default_groups[1] = NULL; /* * Add ALUA Logical Unit Group and Target Port Group ConfigFS * groups under /sys/kernel/config/target/core/alua/ */ - alua_cg = &se_global->alua_group; + alua_cg = &alua_group; alua_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!(alua_cg->default_groups)) { @@ -3176,9 +3185,9 @@ static int __init target_core_init_configfs(void) goto out_global; } - config_group_init_type_name(&se_global->alua_lu_gps_group, + config_group_init_type_name(&alua_lu_gps_group, "lu_gps", &target_core_alua_lu_gps_cit); - alua_cg->default_groups[0] = &se_global->alua_lu_gps_group; + alua_cg->default_groups[0] = &alua_lu_gps_group; alua_cg->default_groups[1] = NULL; /* * Add core/alua/lu_gps/default_lu_gp @@ -3187,7 +3196,7 @@ static int __init target_core_init_configfs(void) if (IS_ERR(lu_gp)) goto out_global; - lu_gp_cg = &se_global->alua_lu_gps_group; + lu_gp_cg = &alua_lu_gps_group; lu_gp_cg->default_groups = kzalloc(sizeof(struct config_group) * 2, GFP_KERNEL); if (!(lu_gp_cg->default_groups)) { @@ -3199,7 +3208,7 @@ static int __init target_core_init_configfs(void) &target_core_alua_lu_gp_cit); lu_gp_cg->default_groups[0] = &lu_gp->lu_gp_group; lu_gp_cg->default_groups[1] = NULL; - se_global->default_lu_gp = lu_gp; + default_lu_gp = lu_gp; /* * Register the target_core_mod subsystem with configfs. */ @@ -3229,9 +3238,9 @@ out: core_dev_release_virtual_lun0(); rd_module_exit(); out_global: - if (se_global->default_lu_gp) { - core_alua_free_lu_gp(se_global->default_lu_gp); - se_global->default_lu_gp = NULL; + if (default_lu_gp) { + core_alua_free_lu_gp(default_lu_gp); + default_lu_gp = NULL; } if (lu_gp_cg) kfree(lu_gp_cg->default_groups); @@ -3240,8 +3249,8 @@ out_global: if (hba_cg) kfree(hba_cg->default_groups); kfree(target_cg->default_groups); - release_se_global(); - return -1; + release_se_kmem_caches(); + return ret; } static void __exit target_core_exit_configfs(void) @@ -3251,10 +3260,9 @@ static void __exit target_core_exit_configfs(void) struct config_item *item; int i; - se_global->in_shutdown = 1; subsys = target_core_subsystem[0]; - lu_gp_cg = &se_global->alua_lu_gps_group; + lu_gp_cg = &alua_lu_gps_group; for (i = 0; lu_gp_cg->default_groups[i]; i++) { item = &lu_gp_cg->default_groups[i]->cg_item; lu_gp_cg->default_groups[i] = NULL; @@ -3263,7 +3271,7 @@ static void __exit target_core_exit_configfs(void) kfree(lu_gp_cg->default_groups); lu_gp_cg->default_groups = NULL; - alua_cg = &se_global->alua_group; + alua_cg = &alua_group; for (i = 0; alua_cg->default_groups[i]; i++) { item = &alua_cg->default_groups[i]->cg_item; alua_cg->default_groups[i] = NULL; @@ -3272,7 +3280,7 @@ static void __exit target_core_exit_configfs(void) kfree(alua_cg->default_groups); alua_cg->default_groups = NULL; - hba_cg = &se_global->target_core_hbagroup; + hba_cg = &target_core_hbagroup; for (i = 0; hba_cg->default_groups[i]; i++) { item = &hba_cg->default_groups[i]->cg_item; hba_cg->default_groups[i] = NULL; @@ -3287,17 +3295,15 @@ static void __exit target_core_exit_configfs(void) configfs_unregister_subsystem(subsys); kfree(subsys->su_group.default_groups); - core_alua_free_lu_gp(se_global->default_lu_gp); - se_global->default_lu_gp = NULL; + core_alua_free_lu_gp(default_lu_gp); + default_lu_gp = NULL; printk(KERN_INFO "TARGET_CORE[0]: Released ConfigFS Fabric" " Infrastructure\n"); core_dev_release_virtual_lun0(); rd_module_exit(); - release_se_global(); - - return; + release_se_kmem_caches(); } MODULE_DESCRIPTION("Target_Core_Mod/ConfigFS"); diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index e76ffc5b207..fd923854505 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -1,7 +1,7 @@ /******************************************************************************* * Filename: target_core_device.c (based on iscsi_target_device.c) * - * This file contains the iSCSI Virtual Device and Disk Transport + * This file contains the TCM Virtual Device and Disk Transport * agnostic related functions. * * Copyright (c) 2003, 2004, 2005 PyX Technologies, Inc. @@ -54,25 +54,30 @@ static void se_dev_start(struct se_device *dev); static void se_dev_stop(struct se_device *dev); +static struct se_hba *lun0_hba; +static struct se_subsystem_dev *lun0_su_dev; +/* not static, needed by tpg.c */ +struct se_device *g_lun0_dev; + int transport_get_lun_for_cmd( struct se_cmd *se_cmd, u32 unpacked_lun) { struct se_dev_entry *deve; struct se_lun *se_lun = NULL; - struct se_session *se_sess = SE_SESS(se_cmd); + struct se_session *se_sess = se_cmd->se_sess; unsigned long flags; int read_only = 0; if (unpacked_lun >= TRANSPORT_MAX_LUNS_PER_TPG) { se_cmd->scsi_sense_reason = TCM_NON_EXISTENT_LUN; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -ENODEV; } - spin_lock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_lock_irq(&se_sess->se_node_acl->device_list_lock); deve = se_cmd->se_deve = - &SE_NODE_ACL(se_sess)->device_list[unpacked_lun]; + &se_sess->se_node_acl->device_list[unpacked_lun]; if (deve->lun_flags & TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) { if (se_cmd) { deve->total_cmds++; @@ -95,11 +100,11 @@ int transport_get_lun_for_cmd( se_lun = se_cmd->se_lun = deve->se_lun; se_cmd->pr_res_key = deve->pr_res_key; se_cmd->orig_fe_lun = unpacked_lun; - se_cmd->se_orig_obj_ptr = SE_LUN(se_cmd)->lun_se_dev; + se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev; se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD; } out: - spin_unlock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_unlock_irq(&se_sess->se_node_acl->device_list_lock); if (!se_lun) { if (read_only) { @@ -107,9 +112,9 @@ out: se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; printk("TARGET_CORE[%s]: Detected WRITE_PROTECTED LUN" " Access for 0x%08x\n", - CMD_TFO(se_cmd)->get_fabric_name(), + se_cmd->se_tfo->get_fabric_name(), unpacked_lun); - return -1; + return -EACCES; } else { /* * Use the se_portal_group->tpg_virt_lun0 to allow for @@ -121,9 +126,9 @@ out: se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; printk("TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" " Access for 0x%08x\n", - CMD_TFO(se_cmd)->get_fabric_name(), + se_cmd->se_tfo->get_fabric_name(), unpacked_lun); - return -1; + return -ENODEV; } /* * Force WRITE PROTECT for virtual LUN 0 @@ -132,15 +137,15 @@ out: (se_cmd->data_direction != DMA_NONE)) { se_cmd->scsi_sense_reason = TCM_WRITE_PROTECTED; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -EACCES; } #if 0 printk("TARGET_CORE[%s]: Using virtual LUN0! :-)\n", - CMD_TFO(se_cmd)->get_fabric_name()); + se_cmd->se_tfo->get_fabric_name()); #endif se_lun = se_cmd->se_lun = &se_sess->se_tpg->tpg_virt_lun0; se_cmd->orig_fe_lun = 0; - se_cmd->se_orig_obj_ptr = SE_LUN(se_cmd)->lun_se_dev; + se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev; se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD; } } @@ -151,7 +156,7 @@ out: if (se_dev_check_online(se_lun->lun_se_dev) != 0) { se_cmd->scsi_sense_reason = TCM_NON_EXISTENT_LUN; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -ENODEV; } { @@ -171,10 +176,10 @@ out: */ spin_lock_irqsave(&se_lun->lun_cmd_lock, flags); list_add_tail(&se_cmd->se_lun_list, &se_lun->lun_cmd_list); - atomic_set(&T_TASK(se_cmd)->transport_lun_active, 1); + atomic_set(&se_cmd->t_task->transport_lun_active, 1); #if 0 printk(KERN_INFO "Adding ITT: 0x%08x to LUN LIST[%d]\n", - CMD_TFO(se_cmd)->get_task_tag(se_cmd), se_lun->unpacked_lun); + se_cmd->se_tfo->get_task_tag(se_cmd), se_lun->unpacked_lun); #endif spin_unlock_irqrestore(&se_lun->lun_cmd_lock, flags); @@ -189,35 +194,35 @@ int transport_get_lun_for_tmr( struct se_device *dev = NULL; struct se_dev_entry *deve; struct se_lun *se_lun = NULL; - struct se_session *se_sess = SE_SESS(se_cmd); + struct se_session *se_sess = se_cmd->se_sess; struct se_tmr_req *se_tmr = se_cmd->se_tmr_req; if (unpacked_lun >= TRANSPORT_MAX_LUNS_PER_TPG) { se_cmd->scsi_sense_reason = TCM_NON_EXISTENT_LUN; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -ENODEV; } - spin_lock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_lock_irq(&se_sess->se_node_acl->device_list_lock); deve = se_cmd->se_deve = - &SE_NODE_ACL(se_sess)->device_list[unpacked_lun]; + &se_sess->se_node_acl->device_list[unpacked_lun]; if (deve->lun_flags & TRANSPORT_LUNFLAGS_INITIATOR_ACCESS) { se_lun = se_cmd->se_lun = se_tmr->tmr_lun = deve->se_lun; dev = se_lun->lun_se_dev; se_cmd->pr_res_key = deve->pr_res_key; se_cmd->orig_fe_lun = unpacked_lun; - se_cmd->se_orig_obj_ptr = SE_LUN(se_cmd)->lun_se_dev; + se_cmd->se_orig_obj_ptr = se_cmd->se_lun->lun_se_dev; /* se_cmd->se_cmd_flags |= SCF_SE_LUN_CMD; */ } - spin_unlock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_unlock_irq(&se_sess->se_node_acl->device_list_lock); if (!se_lun) { printk(KERN_INFO "TARGET_CORE[%s]: Detected NON_EXISTENT_LUN" " Access for 0x%08x\n", - CMD_TFO(se_cmd)->get_fabric_name(), + se_cmd->se_tfo->get_fabric_name(), unpacked_lun); se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -ENODEV; } /* * Determine if the struct se_lun is online. @@ -225,7 +230,7 @@ int transport_get_lun_for_tmr( /* #warning FIXME: Check for LUN_RESET + UNIT Attention */ if (se_dev_check_online(se_lun->lun_se_dev) != 0) { se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - return -1; + return -ENODEV; } se_tmr->tmr_dev = dev; @@ -263,14 +268,14 @@ struct se_dev_entry *core_get_se_deve_from_rtpi( if (!(lun)) { printk(KERN_ERR "%s device entries device pointer is" " NULL, but Initiator has access.\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); continue; } port = lun->lun_sep; if (!(port)) { printk(KERN_ERR "%s device entries device pointer is" " NULL, but Initiator has access.\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); continue; } if (port->sep_rtpi != rtpi) @@ -308,7 +313,7 @@ int core_free_device_list_for_node( if (!deve->se_lun) { printk(KERN_ERR "%s device entries device pointer is" " NULL, but Initiator has access.\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); continue; } lun = deve->se_lun; @@ -334,8 +339,6 @@ void core_dec_lacl_count(struct se_node_acl *se_nacl, struct se_cmd *se_cmd) deve = &se_nacl->device_list[se_cmd->orig_fe_lun]; deve->deve_cmds--; spin_unlock_irq(&se_nacl->device_list_lock); - - return; } void core_update_device_list_access( @@ -355,8 +358,6 @@ void core_update_device_list_access( deve->lun_flags |= TRANSPORT_LUNFLAGS_READ_ONLY; } spin_unlock_irq(&nacl->device_list_lock); - - return; } /* core_update_device_list_for_node(): @@ -408,14 +409,14 @@ int core_update_device_list_for_node( " already set for demo mode -> explict" " LUN ACL transition\n"); spin_unlock_irq(&nacl->device_list_lock); - return -1; + return -EINVAL; } if (deve->se_lun != lun) { printk(KERN_ERR "struct se_dev_entry->se_lun does" " match passed struct se_lun for demo mode" " -> explict LUN ACL transition\n"); spin_unlock_irq(&nacl->device_list_lock); - return -1; + return -EINVAL; } deve->se_lun_acl = lun_acl; trans = 1; @@ -503,8 +504,6 @@ void core_clear_lun_from_tpg(struct se_lun *lun, struct se_portal_group *tpg) spin_lock_bh(&tpg->acl_node_lock); } spin_unlock_bh(&tpg->acl_node_lock); - - return; } static struct se_port *core_alloc_port(struct se_device *dev) @@ -514,7 +513,7 @@ static struct se_port *core_alloc_port(struct se_device *dev) port = kzalloc(sizeof(struct se_port), GFP_KERNEL); if (!(port)) { printk(KERN_ERR "Unable to allocate struct se_port\n"); - return NULL; + return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&port->sep_alua_list); INIT_LIST_HEAD(&port->sep_list); @@ -527,7 +526,7 @@ static struct se_port *core_alloc_port(struct se_device *dev) printk(KERN_WARNING "Reached dev->dev_port_count ==" " 0x0000ffff\n"); spin_unlock(&dev->se_port_lock); - return NULL; + return ERR_PTR(-ENOSPC); } again: /* @@ -565,7 +564,7 @@ static void core_export_port( struct se_port *port, struct se_lun *lun) { - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; struct t10_alua_tg_pt_gp_member *tg_pt_gp_mem = NULL; spin_lock(&dev->se_port_lock); @@ -578,7 +577,7 @@ static void core_export_port( list_add_tail(&port->sep_list, &dev->dev_sep_list); spin_unlock(&dev->se_port_lock); - if (T10_ALUA(su_dev)->alua_type == SPC3_ALUA_EMULATED) { + if (su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) { tg_pt_gp_mem = core_alua_allocate_tg_pt_gp_mem(port); if (IS_ERR(tg_pt_gp_mem) || !tg_pt_gp_mem) { printk(KERN_ERR "Unable to allocate t10_alua_tg_pt" @@ -587,11 +586,11 @@ static void core_export_port( } spin_lock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); __core_alua_attach_tg_pt_gp_mem(tg_pt_gp_mem, - T10_ALUA(su_dev)->default_tg_pt_gp); + su_dev->t10_alua.default_tg_pt_gp); spin_unlock(&tg_pt_gp_mem->tg_pt_gp_mem_lock); printk(KERN_INFO "%s/%s: Adding to default ALUA Target Port" " Group: alua/default_tg_pt_gp\n", - TRANSPORT(dev)->name, TPG_TFO(tpg)->get_fabric_name()); + dev->transport->name, tpg->se_tpg_tfo->get_fabric_name()); } dev->dev_port_count++; @@ -618,8 +617,6 @@ static void core_release_port(struct se_device *dev, struct se_port *port) list_del(&port->sep_list); dev->dev_port_count--; kfree(port); - - return; } int core_dev_export( @@ -630,8 +627,8 @@ int core_dev_export( struct se_port *port; port = core_alloc_port(dev); - if (!(port)) - return -1; + if (IS_ERR(port)) + return PTR_ERR(port); lun->lun_se_dev = dev; se_dev_start(dev); @@ -668,12 +665,12 @@ int transport_core_report_lun_response(struct se_cmd *se_cmd) { struct se_dev_entry *deve; struct se_lun *se_lun; - struct se_session *se_sess = SE_SESS(se_cmd); + struct se_session *se_sess = se_cmd->se_sess; struct se_task *se_task; - unsigned char *buf = (unsigned char *)T_TASK(se_cmd)->t_task_buf; + unsigned char *buf = se_cmd->t_task->t_task_buf; u32 cdb_offset = 0, lun_count = 0, offset = 8, i; - list_for_each_entry(se_task, &T_TASK(se_cmd)->t_task_list, t_list) + list_for_each_entry(se_task, &se_cmd->t_task->t_task_list, t_list) break; if (!(se_task)) { @@ -692,9 +689,9 @@ int transport_core_report_lun_response(struct se_cmd *se_cmd) goto done; } - spin_lock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_lock_irq(&se_sess->se_node_acl->device_list_lock); for (i = 0; i < TRANSPORT_MAX_LUNS_PER_TPG; i++) { - deve = &SE_NODE_ACL(se_sess)->device_list[i]; + deve = &se_sess->se_node_acl->device_list[i]; if (!(deve->lun_flags & TRANSPORT_LUNFLAGS_INITIATOR_ACCESS)) continue; se_lun = deve->se_lun; @@ -711,7 +708,7 @@ int transport_core_report_lun_response(struct se_cmd *se_cmd) offset += 8; cdb_offset += 8; } - spin_unlock_irq(&SE_NODE_ACL(se_sess)->device_list_lock); + spin_unlock_irq(&se_sess->se_node_acl->device_list_lock); /* * See SPC3 r07, page 159. @@ -755,26 +752,20 @@ void se_release_device_for_hba(struct se_device *dev) core_scsi3_free_all_registrations(dev); se_release_vpd_for_dev(dev); - kfree(dev->dev_status_queue_obj); - kfree(dev->dev_queue_obj); kfree(dev); - - return; } void se_release_vpd_for_dev(struct se_device *dev) { struct t10_vpd *vpd, *vpd_tmp; - spin_lock(&DEV_T10_WWN(dev)->t10_vpd_lock); + spin_lock(&dev->se_sub_dev->t10_wwn.t10_vpd_lock); list_for_each_entry_safe(vpd, vpd_tmp, - &DEV_T10_WWN(dev)->t10_vpd_list, vpd_list) { + &dev->se_sub_dev->t10_wwn.t10_vpd_list, vpd_list) { list_del(&vpd->vpd_list); kfree(vpd); } - spin_unlock(&DEV_T10_WWN(dev)->t10_vpd_lock); - - return; + spin_unlock(&dev->se_sub_dev->t10_wwn.t10_vpd_lock); } /* se_free_virtual_device(): @@ -860,48 +851,48 @@ void se_dev_set_default_attribs( { struct queue_limits *limits = &dev_limits->limits; - DEV_ATTRIB(dev)->emulate_dpo = DA_EMULATE_DPO; - DEV_ATTRIB(dev)->emulate_fua_write = DA_EMULATE_FUA_WRITE; - DEV_ATTRIB(dev)->emulate_fua_read = DA_EMULATE_FUA_READ; - DEV_ATTRIB(dev)->emulate_write_cache = DA_EMULATE_WRITE_CACHE; - DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl = DA_EMULATE_UA_INTLLCK_CTRL; - DEV_ATTRIB(dev)->emulate_tas = DA_EMULATE_TAS; - DEV_ATTRIB(dev)->emulate_tpu = DA_EMULATE_TPU; - DEV_ATTRIB(dev)->emulate_tpws = DA_EMULATE_TPWS; - DEV_ATTRIB(dev)->emulate_reservations = DA_EMULATE_RESERVATIONS; - DEV_ATTRIB(dev)->emulate_alua = DA_EMULATE_ALUA; - DEV_ATTRIB(dev)->enforce_pr_isids = DA_ENFORCE_PR_ISIDS; + dev->se_sub_dev->se_dev_attrib.emulate_dpo = DA_EMULATE_DPO; + dev->se_sub_dev->se_dev_attrib.emulate_fua_write = DA_EMULATE_FUA_WRITE; + dev->se_sub_dev->se_dev_attrib.emulate_fua_read = DA_EMULATE_FUA_READ; + dev->se_sub_dev->se_dev_attrib.emulate_write_cache = DA_EMULATE_WRITE_CACHE; + dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl = DA_EMULATE_UA_INTLLCK_CTRL; + dev->se_sub_dev->se_dev_attrib.emulate_tas = DA_EMULATE_TAS; + dev->se_sub_dev->se_dev_attrib.emulate_tpu = DA_EMULATE_TPU; + dev->se_sub_dev->se_dev_attrib.emulate_tpws = DA_EMULATE_TPWS; + dev->se_sub_dev->se_dev_attrib.emulate_reservations = DA_EMULATE_RESERVATIONS; + dev->se_sub_dev->se_dev_attrib.emulate_alua = DA_EMULATE_ALUA; + dev->se_sub_dev->se_dev_attrib.enforce_pr_isids = DA_ENFORCE_PR_ISIDS; /* * The TPU=1 and TPWS=1 settings will be set in TCM/IBLOCK * iblock_create_virtdevice() from struct queue_limits values * if blk_queue_discard()==1 */ - DEV_ATTRIB(dev)->max_unmap_lba_count = DA_MAX_UNMAP_LBA_COUNT; - DEV_ATTRIB(dev)->max_unmap_block_desc_count = - DA_MAX_UNMAP_BLOCK_DESC_COUNT; - DEV_ATTRIB(dev)->unmap_granularity = DA_UNMAP_GRANULARITY_DEFAULT; - DEV_ATTRIB(dev)->unmap_granularity_alignment = + dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count = DA_MAX_UNMAP_LBA_COUNT; + dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = + DA_MAX_UNMAP_BLOCK_DESC_COUNT; + dev->se_sub_dev->se_dev_attrib.unmap_granularity = DA_UNMAP_GRANULARITY_DEFAULT; + dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment = DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT; /* * block_size is based on subsystem plugin dependent requirements. */ - DEV_ATTRIB(dev)->hw_block_size = limits->logical_block_size; - DEV_ATTRIB(dev)->block_size = limits->logical_block_size; + dev->se_sub_dev->se_dev_attrib.hw_block_size = limits->logical_block_size; + dev->se_sub_dev->se_dev_attrib.block_size = limits->logical_block_size; /* * max_sectors is based on subsystem plugin dependent requirements. */ - DEV_ATTRIB(dev)->hw_max_sectors = limits->max_hw_sectors; - DEV_ATTRIB(dev)->max_sectors = limits->max_sectors; + dev->se_sub_dev->se_dev_attrib.hw_max_sectors = limits->max_hw_sectors; + dev->se_sub_dev->se_dev_attrib.max_sectors = limits->max_sectors; /* * Set optimal_sectors from max_sectors, which can be lowered via * configfs. */ - DEV_ATTRIB(dev)->optimal_sectors = limits->max_sectors; + dev->se_sub_dev->se_dev_attrib.optimal_sectors = limits->max_sectors; /* * queue_depth is based on subsystem plugin dependent requirements. */ - DEV_ATTRIB(dev)->hw_queue_depth = dev_limits->hw_queue_depth; - DEV_ATTRIB(dev)->queue_depth = dev_limits->queue_depth; + dev->se_sub_dev->se_dev_attrib.hw_queue_depth = dev_limits->hw_queue_depth; + dev->se_sub_dev->se_dev_attrib.queue_depth = dev_limits->queue_depth; } int se_dev_set_task_timeout(struct se_device *dev, u32 task_timeout) @@ -909,9 +900,9 @@ int se_dev_set_task_timeout(struct se_device *dev, u32 task_timeout) if (task_timeout > DA_TASK_TIMEOUT_MAX) { printk(KERN_ERR "dev[%p]: Passed task_timeout: %u larger then" " DA_TASK_TIMEOUT_MAX\n", dev, task_timeout); - return -1; + return -EINVAL; } else { - DEV_ATTRIB(dev)->task_timeout = task_timeout; + dev->se_sub_dev->se_dev_attrib.task_timeout = task_timeout; printk(KERN_INFO "dev[%p]: Set SE Device task_timeout: %u\n", dev, task_timeout); } @@ -923,9 +914,9 @@ int se_dev_set_max_unmap_lba_count( struct se_device *dev, u32 max_unmap_lba_count) { - DEV_ATTRIB(dev)->max_unmap_lba_count = max_unmap_lba_count; + dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count = max_unmap_lba_count; printk(KERN_INFO "dev[%p]: Set max_unmap_lba_count: %u\n", - dev, DEV_ATTRIB(dev)->max_unmap_lba_count); + dev, dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count); return 0; } @@ -933,9 +924,10 @@ int se_dev_set_max_unmap_block_desc_count( struct se_device *dev, u32 max_unmap_block_desc_count) { - DEV_ATTRIB(dev)->max_unmap_block_desc_count = max_unmap_block_desc_count; + dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = + max_unmap_block_desc_count; printk(KERN_INFO "dev[%p]: Set max_unmap_block_desc_count: %u\n", - dev, DEV_ATTRIB(dev)->max_unmap_block_desc_count); + dev, dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count); return 0; } @@ -943,9 +935,9 @@ int se_dev_set_unmap_granularity( struct se_device *dev, u32 unmap_granularity) { - DEV_ATTRIB(dev)->unmap_granularity = unmap_granularity; + dev->se_sub_dev->se_dev_attrib.unmap_granularity = unmap_granularity; printk(KERN_INFO "dev[%p]: Set unmap_granularity: %u\n", - dev, DEV_ATTRIB(dev)->unmap_granularity); + dev, dev->se_sub_dev->se_dev_attrib.unmap_granularity); return 0; } @@ -953,9 +945,9 @@ int se_dev_set_unmap_granularity_alignment( struct se_device *dev, u32 unmap_granularity_alignment) { - DEV_ATTRIB(dev)->unmap_granularity_alignment = unmap_granularity_alignment; + dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment = unmap_granularity_alignment; printk(KERN_INFO "dev[%p]: Set unmap_granularity_alignment: %u\n", - dev, DEV_ATTRIB(dev)->unmap_granularity_alignment); + dev, dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment); return 0; } @@ -963,19 +955,19 @@ int se_dev_set_emulate_dpo(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->dpo_emulated == NULL) { - printk(KERN_ERR "TRANSPORT(dev)->dpo_emulated is NULL\n"); - return -1; + if (dev->transport->dpo_emulated == NULL) { + printk(KERN_ERR "dev->transport->dpo_emulated is NULL\n"); + return -EINVAL; } - if (TRANSPORT(dev)->dpo_emulated(dev) == 0) { - printk(KERN_ERR "TRANSPORT(dev)->dpo_emulated not supported\n"); - return -1; + if (dev->transport->dpo_emulated(dev) == 0) { + printk(KERN_ERR "dev->transport->dpo_emulated not supported\n"); + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_dpo = flag; + dev->se_sub_dev->se_dev_attrib.emulate_dpo = flag; printk(KERN_INFO "dev[%p]: SE Device Page Out (DPO) Emulation" - " bit: %d\n", dev, DEV_ATTRIB(dev)->emulate_dpo); + " bit: %d\n", dev, dev->se_sub_dev->se_dev_attrib.emulate_dpo); return 0; } @@ -983,19 +975,19 @@ int se_dev_set_emulate_fua_write(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->fua_write_emulated == NULL) { - printk(KERN_ERR "TRANSPORT(dev)->fua_write_emulated is NULL\n"); - return -1; + if (dev->transport->fua_write_emulated == NULL) { + printk(KERN_ERR "dev->transport->fua_write_emulated is NULL\n"); + return -EINVAL; } - if (TRANSPORT(dev)->fua_write_emulated(dev) == 0) { - printk(KERN_ERR "TRANSPORT(dev)->fua_write_emulated not supported\n"); - return -1; + if (dev->transport->fua_write_emulated(dev) == 0) { + printk(KERN_ERR "dev->transport->fua_write_emulated not supported\n"); + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_fua_write = flag; + dev->se_sub_dev->se_dev_attrib.emulate_fua_write = flag; printk(KERN_INFO "dev[%p]: SE Device Forced Unit Access WRITEs: %d\n", - dev, DEV_ATTRIB(dev)->emulate_fua_write); + dev, dev->se_sub_dev->se_dev_attrib.emulate_fua_write); return 0; } @@ -1003,19 +995,19 @@ int se_dev_set_emulate_fua_read(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->fua_read_emulated == NULL) { - printk(KERN_ERR "TRANSPORT(dev)->fua_read_emulated is NULL\n"); - return -1; + if (dev->transport->fua_read_emulated == NULL) { + printk(KERN_ERR "dev->transport->fua_read_emulated is NULL\n"); + return -EINVAL; } - if (TRANSPORT(dev)->fua_read_emulated(dev) == 0) { - printk(KERN_ERR "TRANSPORT(dev)->fua_read_emulated not supported\n"); - return -1; + if (dev->transport->fua_read_emulated(dev) == 0) { + printk(KERN_ERR "dev->transport->fua_read_emulated not supported\n"); + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_fua_read = flag; + dev->se_sub_dev->se_dev_attrib.emulate_fua_read = flag; printk(KERN_INFO "dev[%p]: SE Device Forced Unit Access READs: %d\n", - dev, DEV_ATTRIB(dev)->emulate_fua_read); + dev, dev->se_sub_dev->se_dev_attrib.emulate_fua_read); return 0; } @@ -1023,19 +1015,19 @@ int se_dev_set_emulate_write_cache(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->write_cache_emulated == NULL) { - printk(KERN_ERR "TRANSPORT(dev)->write_cache_emulated is NULL\n"); - return -1; + if (dev->transport->write_cache_emulated == NULL) { + printk(KERN_ERR "dev->transport->write_cache_emulated is NULL\n"); + return -EINVAL; } - if (TRANSPORT(dev)->write_cache_emulated(dev) == 0) { - printk(KERN_ERR "TRANSPORT(dev)->write_cache_emulated not supported\n"); - return -1; + if (dev->transport->write_cache_emulated(dev) == 0) { + printk(KERN_ERR "dev->transport->write_cache_emulated not supported\n"); + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_write_cache = flag; + dev->se_sub_dev->se_dev_attrib.emulate_write_cache = flag; printk(KERN_INFO "dev[%p]: SE Device WRITE_CACHE_EMULATION flag: %d\n", - dev, DEV_ATTRIB(dev)->emulate_write_cache); + dev, dev->se_sub_dev->se_dev_attrib.emulate_write_cache); return 0; } @@ -1043,7 +1035,7 @@ int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1) && (flag != 2)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } if (atomic_read(&dev->dev_export_obj.obj_access_count)) { @@ -1051,11 +1043,11 @@ int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *dev, int flag) " UA_INTRLCK_CTRL while dev_export_obj: %d count" " exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); - return -1; + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl = flag; + dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl = flag; printk(KERN_INFO "dev[%p]: SE Device UA_INTRLCK_CTRL flag: %d\n", - dev, DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl); + dev, dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl); return 0; } @@ -1064,18 +1056,18 @@ int se_dev_set_emulate_tas(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } if (atomic_read(&dev->dev_export_obj.obj_access_count)) { printk(KERN_ERR "dev[%p]: Unable to change SE Device TAS while" " dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); - return -1; + return -EINVAL; } - DEV_ATTRIB(dev)->emulate_tas = flag; + dev->se_sub_dev->se_dev_attrib.emulate_tas = flag; printk(KERN_INFO "dev[%p]: SE Device TASK_ABORTED status bit: %s\n", - dev, (DEV_ATTRIB(dev)->emulate_tas) ? "Enabled" : "Disabled"); + dev, (dev->se_sub_dev->se_dev_attrib.emulate_tas) ? "Enabled" : "Disabled"); return 0; } @@ -1084,18 +1076,18 @@ int se_dev_set_emulate_tpu(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } /* * We expect this value to be non-zero when generic Block Layer * Discard supported is detected iblock_create_virtdevice(). */ - if (!(DEV_ATTRIB(dev)->max_unmap_block_desc_count)) { + if (!(dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count)) { printk(KERN_ERR "Generic Block Discard not supported\n"); return -ENOSYS; } - DEV_ATTRIB(dev)->emulate_tpu = flag; + dev->se_sub_dev->se_dev_attrib.emulate_tpu = flag; printk(KERN_INFO "dev[%p]: SE Device Thin Provisioning UNMAP bit: %d\n", dev, flag); return 0; @@ -1105,18 +1097,18 @@ int se_dev_set_emulate_tpws(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } /* * We expect this value to be non-zero when generic Block Layer * Discard supported is detected iblock_create_virtdevice(). */ - if (!(DEV_ATTRIB(dev)->max_unmap_block_desc_count)) { + if (!(dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count)) { printk(KERN_ERR "Generic Block Discard not supported\n"); return -ENOSYS; } - DEV_ATTRIB(dev)->emulate_tpws = flag; + dev->se_sub_dev->se_dev_attrib.emulate_tpws = flag; printk(KERN_INFO "dev[%p]: SE Device Thin Provisioning WRITE_SAME: %d\n", dev, flag); return 0; @@ -1126,11 +1118,11 @@ int se_dev_set_enforce_pr_isids(struct se_device *dev, int flag) { if ((flag != 0) && (flag != 1)) { printk(KERN_ERR "Illegal value %d\n", flag); - return -1; + return -EINVAL; } - DEV_ATTRIB(dev)->enforce_pr_isids = flag; + dev->se_sub_dev->se_dev_attrib.enforce_pr_isids = flag; printk(KERN_INFO "dev[%p]: SE Device enforce_pr_isids bit: %s\n", dev, - (DEV_ATTRIB(dev)->enforce_pr_isids) ? "Enabled" : "Disabled"); + (dev->se_sub_dev->se_dev_attrib.enforce_pr_isids) ? "Enabled" : "Disabled"); return 0; } @@ -1145,35 +1137,35 @@ int se_dev_set_queue_depth(struct se_device *dev, u32 queue_depth) printk(KERN_ERR "dev[%p]: Unable to change SE Device TCQ while" " dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); - return -1; + return -EINVAL; } if (!(queue_depth)) { printk(KERN_ERR "dev[%p]: Illegal ZERO value for queue" "_depth\n", dev); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { - if (queue_depth > DEV_ATTRIB(dev)->hw_queue_depth) { + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { + if (queue_depth > dev->se_sub_dev->se_dev_attrib.hw_queue_depth) { printk(KERN_ERR "dev[%p]: Passed queue_depth: %u" " exceeds TCM/SE_Device TCQ: %u\n", dev, queue_depth, - DEV_ATTRIB(dev)->hw_queue_depth); - return -1; + dev->se_sub_dev->se_dev_attrib.hw_queue_depth); + return -EINVAL; } } else { - if (queue_depth > DEV_ATTRIB(dev)->queue_depth) { - if (queue_depth > DEV_ATTRIB(dev)->hw_queue_depth) { + if (queue_depth > dev->se_sub_dev->se_dev_attrib.queue_depth) { + if (queue_depth > dev->se_sub_dev->se_dev_attrib.hw_queue_depth) { printk(KERN_ERR "dev[%p]: Passed queue_depth:" " %u exceeds TCM/SE_Device MAX" " TCQ: %u\n", dev, queue_depth, - DEV_ATTRIB(dev)->hw_queue_depth); - return -1; + dev->se_sub_dev->se_dev_attrib.hw_queue_depth); + return -EINVAL; } } } - DEV_ATTRIB(dev)->queue_depth = dev->queue_depth = queue_depth; + dev->se_sub_dev->se_dev_attrib.queue_depth = dev->queue_depth = queue_depth; if (queue_depth > orig_queue_depth) atomic_add(queue_depth - orig_queue_depth, &dev->depth_left); else if (queue_depth < orig_queue_depth) @@ -1192,46 +1184,46 @@ int se_dev_set_max_sectors(struct se_device *dev, u32 max_sectors) printk(KERN_ERR "dev[%p]: Unable to change SE Device" " max_sectors while dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); - return -1; + return -EINVAL; } if (!(max_sectors)) { printk(KERN_ERR "dev[%p]: Illegal ZERO value for" " max_sectors\n", dev); - return -1; + return -EINVAL; } if (max_sectors < DA_STATUS_MAX_SECTORS_MIN) { printk(KERN_ERR "dev[%p]: Passed max_sectors: %u less than" " DA_STATUS_MAX_SECTORS_MIN: %u\n", dev, max_sectors, DA_STATUS_MAX_SECTORS_MIN); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { - if (max_sectors > DEV_ATTRIB(dev)->hw_max_sectors) { + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { + if (max_sectors > dev->se_sub_dev->se_dev_attrib.hw_max_sectors) { printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" " greater than TCM/SE_Device max_sectors:" " %u\n", dev, max_sectors, - DEV_ATTRIB(dev)->hw_max_sectors); - return -1; + dev->se_sub_dev->se_dev_attrib.hw_max_sectors); + return -EINVAL; } } else { if (!(force) && (max_sectors > - DEV_ATTRIB(dev)->hw_max_sectors)) { + dev->se_sub_dev->se_dev_attrib.hw_max_sectors)) { printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" " greater than TCM/SE_Device max_sectors" ": %u, use force=1 to override.\n", dev, - max_sectors, DEV_ATTRIB(dev)->hw_max_sectors); - return -1; + max_sectors, dev->se_sub_dev->se_dev_attrib.hw_max_sectors); + return -EINVAL; } if (max_sectors > DA_STATUS_MAX_SECTORS_MAX) { printk(KERN_ERR "dev[%p]: Passed max_sectors: %u" " greater than DA_STATUS_MAX_SECTORS_MAX:" " %u\n", dev, max_sectors, DA_STATUS_MAX_SECTORS_MAX); - return -1; + return -EINVAL; } } - DEV_ATTRIB(dev)->max_sectors = max_sectors; + dev->se_sub_dev->se_dev_attrib.max_sectors = max_sectors; printk("dev[%p]: SE Device max_sectors changed to %u\n", dev, max_sectors); return 0; @@ -1245,19 +1237,19 @@ int se_dev_set_optimal_sectors(struct se_device *dev, u32 optimal_sectors) dev, atomic_read(&dev->dev_export_obj.obj_access_count)); return -EINVAL; } - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { printk(KERN_ERR "dev[%p]: Passed optimal_sectors cannot be" " changed for TCM/pSCSI\n", dev); return -EINVAL; } - if (optimal_sectors > DEV_ATTRIB(dev)->max_sectors) { + if (optimal_sectors > dev->se_sub_dev->se_dev_attrib.max_sectors) { printk(KERN_ERR "dev[%p]: Passed optimal_sectors %u cannot be" " greater than max_sectors: %u\n", dev, - optimal_sectors, DEV_ATTRIB(dev)->max_sectors); + optimal_sectors, dev->se_sub_dev->se_dev_attrib.max_sectors); return -EINVAL; } - DEV_ATTRIB(dev)->optimal_sectors = optimal_sectors; + dev->se_sub_dev->se_dev_attrib.optimal_sectors = optimal_sectors; printk(KERN_INFO "dev[%p]: SE Device optimal_sectors changed to %u\n", dev, optimal_sectors); return 0; @@ -1269,7 +1261,7 @@ int se_dev_set_block_size(struct se_device *dev, u32 block_size) printk(KERN_ERR "dev[%p]: Unable to change SE Device block_size" " while dev_export_obj: %d count exists\n", dev, atomic_read(&dev->dev_export_obj.obj_access_count)); - return -1; + return -EINVAL; } if ((block_size != 512) && @@ -1279,17 +1271,17 @@ int se_dev_set_block_size(struct se_device *dev, u32 block_size) printk(KERN_ERR "dev[%p]: Illegal value for block_device: %u" " for SE device, must be 512, 1024, 2048 or 4096\n", dev, block_size); - return -1; + return -EINVAL; } - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { printk(KERN_ERR "dev[%p]: Not allowed to change block_size for" " Physical Device, use for Linux/SCSI to change" " block_size for underlying hardware\n", dev); - return -1; + return -EINVAL; } - DEV_ATTRIB(dev)->block_size = block_size; + dev->se_sub_dev->se_dev_attrib.block_size = block_size; printk(KERN_INFO "dev[%p]: SE Device block_size changed to %u\n", dev, block_size); return 0; @@ -1323,14 +1315,14 @@ struct se_lun *core_dev_add_lun( return NULL; printk(KERN_INFO "%s_TPG[%u]_LUN[%u] - Activated %s Logical Unit from" - " CORE HBA: %u\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), lun_p->unpacked_lun, - TPG_TFO(tpg)->get_fabric_name(), hba->hba_id); + " CORE HBA: %u\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), lun_p->unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), hba->hba_id); /* * Update LUN maps for dynamically added initiators when * generate_node_acl is enabled. */ - if (TPG_TFO(tpg)->tpg_check_demo_mode(tpg)) { + if (tpg->se_tpg_tfo->tpg_check_demo_mode(tpg)) { struct se_node_acl *acl; spin_lock_bh(&tpg->acl_node_lock); list_for_each_entry(acl, &tpg->acl_node_list, acl_list) { @@ -1364,9 +1356,9 @@ int core_dev_del_lun( core_tpg_post_dellun(tpg, lun); printk(KERN_INFO "%s_TPG[%u]_LUN[%u] - Deactivated %s Logical Unit from" - " device object\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), unpacked_lun, - TPG_TFO(tpg)->get_fabric_name()); + " device object\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name()); return 0; } @@ -1379,9 +1371,9 @@ struct se_lun *core_get_lun_from_tpg(struct se_portal_group *tpg, u32 unpacked_l if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS" "_PER_TPG-1: %u for Target Portal Group: %hu\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return NULL; } @@ -1390,8 +1382,8 @@ struct se_lun *core_get_lun_from_tpg(struct se_portal_group *tpg, u32 unpacked_l if (lun->lun_status != TRANSPORT_LUN_STATUS_FREE) { printk(KERN_ERR "%s Logical Unit Number: %u is not free on" " Target Portal Group: %hu, ignoring request.\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return NULL; } @@ -1412,9 +1404,9 @@ static struct se_lun *core_dev_get_lun(struct se_portal_group *tpg, u32 unpacked if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER" "_TPG-1: %u for Target Portal Group: %hu\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return NULL; } @@ -1423,8 +1415,8 @@ static struct se_lun *core_dev_get_lun(struct se_portal_group *tpg, u32 unpacked if (lun->lun_status != TRANSPORT_LUN_STATUS_ACTIVE) { printk(KERN_ERR "%s Logical Unit Number: %u is not active on" " Target Portal Group: %hu, ignoring request.\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return NULL; } @@ -1444,7 +1436,7 @@ struct se_lun_acl *core_dev_init_initiator_node_lun_acl( if (strlen(initiatorname) >= TRANSPORT_IQN_LEN) { printk(KERN_ERR "%s InitiatorName exceeds maximum size.\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); *ret = -EOVERFLOW; return NULL; } @@ -1481,8 +1473,8 @@ int core_dev_add_initiator_node_lun_acl( if (!(lun)) { printk(KERN_ERR "%s Logical Unit Number: %u is not active on" " Target Portal Group: %hu, ignoring request.\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->tpg_get_tag(tpg)); return -EINVAL; } @@ -1507,8 +1499,8 @@ int core_dev_add_initiator_node_lun_acl( spin_unlock(&lun->lun_acl_lock); printk(KERN_INFO "%s_TPG[%hu]_LUN[%u->%u] - Added %s ACL for " - " InitiatorNode: %s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), unpacked_lun, lacl->mapped_lun, + " InitiatorNode: %s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), unpacked_lun, lacl->mapped_lun, (lun_access & TRANSPORT_LUNFLAGS_READ_WRITE) ? "RW" : "RO", lacl->initiatorname); /* @@ -1547,8 +1539,8 @@ int core_dev_del_initiator_node_lun_acl( printk(KERN_INFO "%s_TPG[%hu]_LUN[%u] - Removed ACL for" " InitiatorNode: %s Mapped LUN: %u\n", - TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), lun->unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->unpacked_lun, lacl->initiatorname, lacl->mapped_lun); return 0; @@ -1559,9 +1551,9 @@ void core_dev_free_initiator_node_lun_acl( struct se_lun_acl *lacl) { printk("%s_TPG[%hu] - Freeing ACL for %s InitiatorNode: %s" - " Mapped LUN: %u\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), - TPG_TFO(tpg)->get_fabric_name(), + " Mapped LUN: %u\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), + tpg->se_tpg_tfo->get_fabric_name(), lacl->initiatorname, lacl->mapped_lun); kfree(lacl); @@ -1580,7 +1572,7 @@ int core_dev_setup_virtual_lun0(void) if (IS_ERR(hba)) return PTR_ERR(hba); - se_global->g_lun0_hba = hba; + lun0_hba = hba; t = hba->transport; se_dev = kzalloc(sizeof(struct se_subsystem_dev), GFP_KERNEL); @@ -1590,17 +1582,17 @@ int core_dev_setup_virtual_lun0(void) ret = -ENOMEM; goto out; } - INIT_LIST_HEAD(&se_dev->g_se_dev_list); + INIT_LIST_HEAD(&se_dev->se_dev_node); INIT_LIST_HEAD(&se_dev->t10_wwn.t10_vpd_list); spin_lock_init(&se_dev->t10_wwn.t10_vpd_lock); - INIT_LIST_HEAD(&se_dev->t10_reservation.registration_list); - INIT_LIST_HEAD(&se_dev->t10_reservation.aptpl_reg_list); - spin_lock_init(&se_dev->t10_reservation.registration_lock); - spin_lock_init(&se_dev->t10_reservation.aptpl_reg_lock); + INIT_LIST_HEAD(&se_dev->t10_pr.registration_list); + INIT_LIST_HEAD(&se_dev->t10_pr.aptpl_reg_list); + spin_lock_init(&se_dev->t10_pr.registration_lock); + spin_lock_init(&se_dev->t10_pr.aptpl_reg_lock); INIT_LIST_HEAD(&se_dev->t10_alua.tg_pt_gps_list); spin_lock_init(&se_dev->t10_alua.tg_pt_gps_lock); spin_lock_init(&se_dev->se_dev_lock); - se_dev->t10_reservation.pr_aptpl_buf_len = PR_APTPL_BUF_LEN; + se_dev->t10_pr.pr_aptpl_buf_len = PR_APTPL_BUF_LEN; se_dev->t10_wwn.t10_sub_dev = se_dev; se_dev->t10_alua.t10_sub_dev = se_dev; se_dev->se_dev_attrib.da_sub_dev = se_dev; @@ -1613,27 +1605,27 @@ int core_dev_setup_virtual_lun0(void) ret = -ENOMEM; goto out; } - se_global->g_lun0_su_dev = se_dev; + lun0_su_dev = se_dev; memset(buf, 0, 16); sprintf(buf, "rd_pages=8"); t->set_configfs_dev_params(hba, se_dev, buf, sizeof(buf)); dev = t->create_virtdevice(hba, se_dev, se_dev->se_dev_su_ptr); - if (!(dev) || IS_ERR(dev)) { - ret = -ENOMEM; + if (IS_ERR(dev)) { + ret = PTR_ERR(dev); goto out; } se_dev->se_dev_ptr = dev; - se_global->g_lun0_dev = dev; + g_lun0_dev = dev; return 0; out: - se_global->g_lun0_su_dev = NULL; + lun0_su_dev = NULL; kfree(se_dev); - if (se_global->g_lun0_hba) { - core_delete_hba(se_global->g_lun0_hba); - se_global->g_lun0_hba = NULL; + if (lun0_hba) { + core_delete_hba(lun0_hba); + lun0_hba = NULL; } return ret; } @@ -1641,14 +1633,14 @@ out: void core_dev_release_virtual_lun0(void) { - struct se_hba *hba = se_global->g_lun0_hba; - struct se_subsystem_dev *su_dev = se_global->g_lun0_su_dev; + struct se_hba *hba = lun0_hba; + struct se_subsystem_dev *su_dev = lun0_su_dev; if (!(hba)) return; - if (se_global->g_lun0_dev) - se_free_virtual_device(se_global->g_lun0_dev, hba); + if (g_lun0_dev) + se_free_virtual_device(g_lun0_dev, hba); kfree(su_dev); core_delete_hba(hba); diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index 07ab5a3bb8e..0b1659d0fef 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -118,7 +118,7 @@ static int target_fabric_mappedlun_link( lun_access = deve->lun_flags; else lun_access = - (TPG_TFO(se_tpg)->tpg_check_prod_mode_write_protect( + (se_tpg->se_tpg_tfo->tpg_check_prod_mode_write_protect( se_tpg)) ? TRANSPORT_LUNFLAGS_READ_ONLY : TRANSPORT_LUNFLAGS_READ_WRITE; spin_unlock_irq(&lacl->se_lun_nacl->device_list_lock); @@ -204,7 +204,7 @@ static ssize_t target_fabric_mappedlun_store_write_protect( printk(KERN_INFO "%s_ConfigFS: Changed Initiator ACL: %s" " Mapped LUN: %u Write Protect bit to %s\n", - TPG_TFO(se_tpg)->get_fabric_name(), + se_tpg->se_tpg_tfo->get_fabric_name(), lacl->initiatorname, lacl->mapped_lun, (op) ? "ON" : "OFF"); return count; @@ -379,7 +379,7 @@ static struct config_group *target_fabric_make_mappedlun( lacl_cg->default_groups[0] = &lacl->ml_stat_grps.stat_group; lacl_cg->default_groups[1] = NULL; - ml_stat_grp = &ML_STAT_GRPS(lacl)->stat_group; + ml_stat_grp = &lacl->ml_stat_grps.stat_group; ml_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, GFP_KERNEL); if (!ml_stat_grp->default_groups) { @@ -408,7 +408,7 @@ static void target_fabric_drop_mappedlun( struct config_group *lacl_cg = NULL, *ml_stat_grp = NULL; int i; - ml_stat_grp = &ML_STAT_GRPS(lacl)->stat_group; + ml_stat_grp = &lacl->ml_stat_grps.stat_group; for (i = 0; ml_stat_grp->default_groups[i]; i++) { df_item = &ml_stat_grp->default_groups[i]->cg_item; ml_stat_grp->default_groups[i] = NULL; @@ -914,7 +914,7 @@ static struct config_group *target_fabric_make_lun( lun_cg->default_groups[0] = &lun->port_stat_grps.stat_group; lun_cg->default_groups[1] = NULL; - port_stat_grp = &PORT_STAT_GRP(lun)->stat_group; + port_stat_grp = &lun->port_stat_grps.stat_group; port_stat_grp->default_groups = kzalloc(sizeof(struct config_group) * 3, GFP_KERNEL); if (!port_stat_grp->default_groups) { @@ -941,7 +941,7 @@ static void target_fabric_drop_lun( struct config_group *lun_cg, *port_stat_grp; int i; - port_stat_grp = &PORT_STAT_GRP(lun)->stat_group; + port_stat_grp = &lun->port_stat_grps.stat_group; for (i = 0; port_stat_grp->default_groups[i]; i++) { df_item = &port_stat_grp->default_groups[i]->cg_item; port_stat_grp->default_groups[i] = NULL; diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index 150c4305f38..0c44bc05148 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -67,22 +67,19 @@ static int fd_attach_hba(struct se_hba *hba, u32 host_id) fd_host = kzalloc(sizeof(struct fd_host), GFP_KERNEL); if (!(fd_host)) { printk(KERN_ERR "Unable to allocate memory for struct fd_host\n"); - return -1; + return -ENOMEM; } fd_host->fd_host_id = host_id; - atomic_set(&hba->left_queue_depth, FD_HBA_QUEUE_DEPTH); - atomic_set(&hba->max_queue_depth, FD_HBA_QUEUE_DEPTH); - hba->hba_ptr = (void *) fd_host; + hba->hba_ptr = fd_host; printk(KERN_INFO "CORE_HBA[%d] - TCM FILEIO HBA Driver %s on Generic" " Target Core Stack %s\n", hba->hba_id, FD_VERSION, TARGET_CORE_MOD_VERSION); printk(KERN_INFO "CORE_HBA[%d] - Attached FILEIO HBA: %u to Generic" - " Target Core with TCQ Depth: %d MaxSectors: %u\n", - hba->hba_id, fd_host->fd_host_id, - atomic_read(&hba->max_queue_depth), FD_MAX_SECTORS); + " MaxSectors: %u\n", + hba->hba_id, fd_host->fd_host_id, FD_MAX_SECTORS); return 0; } @@ -282,7 +279,7 @@ fd_alloc_task(struct se_cmd *cmd) return NULL; } - fd_req->fd_dev = SE_DEV(cmd)->dev_ptr; + fd_req->fd_dev = cmd->se_lun->lun_se_dev->dev_ptr; return &fd_req->fd_task; } @@ -294,13 +291,14 @@ static int fd_do_readv(struct se_task *task) struct scatterlist *sg = task->task_sg; struct iovec *iov; mm_segment_t old_fs; - loff_t pos = (task->task_lba * DEV_ATTRIB(task->se_dev)->block_size); + loff_t pos = (task->task_lba * + task->se_dev->se_sub_dev->se_dev_attrib.block_size); int ret = 0, i; iov = kzalloc(sizeof(struct iovec) * task->task_sg_num, GFP_KERNEL); if (!(iov)) { printk(KERN_ERR "Unable to allocate fd_do_readv iov[]\n"); - return -1; + return -ENOMEM; } for (i = 0; i < task->task_sg_num; i++) { @@ -324,13 +322,13 @@ static int fd_do_readv(struct se_task *task) printk(KERN_ERR "vfs_readv() returned %d," " expecting %d for S_ISBLK\n", ret, (int)task->task_size); - return -1; + return (ret < 0 ? ret : -EINVAL); } } else { if (ret < 0) { printk(KERN_ERR "vfs_readv() returned %d for non" " S_ISBLK\n", ret); - return -1; + return ret; } } @@ -344,13 +342,14 @@ static int fd_do_writev(struct se_task *task) struct scatterlist *sg = task->task_sg; struct iovec *iov; mm_segment_t old_fs; - loff_t pos = (task->task_lba * DEV_ATTRIB(task->se_dev)->block_size); + loff_t pos = (task->task_lba * + task->se_dev->se_sub_dev->se_dev_attrib.block_size); int ret, i = 0; iov = kzalloc(sizeof(struct iovec) * task->task_sg_num, GFP_KERNEL); if (!(iov)) { printk(KERN_ERR "Unable to allocate fd_do_writev iov[]\n"); - return -1; + return -ENOMEM; } for (i = 0; i < task->task_sg_num; i++) { @@ -367,7 +366,7 @@ static int fd_do_writev(struct se_task *task) if (ret < 0 || ret != task->task_size) { printk(KERN_ERR "vfs_writev() returned %d\n", ret); - return -1; + return (ret < 0 ? ret : -EINVAL); } return 1; @@ -375,7 +374,7 @@ static int fd_do_writev(struct se_task *task) static void fd_emulate_sync_cache(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; struct se_device *dev = cmd->se_dev; struct fd_dev *fd_dev = dev->dev_ptr; int immed = (cmd->t_task->t_task_cdb[1] & 0x2); @@ -396,7 +395,7 @@ static void fd_emulate_sync_cache(struct se_task *task) start = 0; end = LLONG_MAX; } else { - start = cmd->t_task->t_task_lba * DEV_ATTRIB(dev)->block_size; + start = cmd->t_task->t_task_lba * dev->se_sub_dev->se_dev_attrib.block_size; if (cmd->data_length) end = start + cmd->data_length; else @@ -446,7 +445,7 @@ static void fd_emulate_write_fua(struct se_cmd *cmd, struct se_task *task) { struct se_device *dev = cmd->se_dev; struct fd_dev *fd_dev = dev->dev_ptr; - loff_t start = task->task_lba * DEV_ATTRIB(dev)->block_size; + loff_t start = task->task_lba * dev->se_sub_dev->se_dev_attrib.block_size; loff_t end = start + task->task_size; int ret; @@ -474,9 +473,9 @@ static int fd_do_task(struct se_task *task) ret = fd_do_writev(task); if (ret > 0 && - DEV_ATTRIB(dev)->emulate_write_cache > 0 && - DEV_ATTRIB(dev)->emulate_fua_write > 0 && - T_TASK(cmd)->t_tasks_fua) { + dev->se_sub_dev->se_dev_attrib.emulate_write_cache > 0 && + dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0 && + cmd->t_task->t_tasks_fua) { /* * We might need to be a bit smarter here * and return some sense data to let the initiator @@ -599,7 +598,7 @@ static ssize_t fd_check_configfs_dev_params(struct se_hba *hba, struct se_subsys if (!(fd_dev->fbd_flags & FBDF_HAS_PATH)) { printk(KERN_ERR "Missing fd_dev_name=\n"); - return -1; + return -EINVAL; } return 0; @@ -654,7 +653,7 @@ static sector_t fd_get_blocks(struct se_device *dev) { struct fd_dev *fd_dev = dev->dev_ptr; unsigned long long blocks_long = div_u64(fd_dev->fd_dev_size, - DEV_ATTRIB(dev)->block_size); + dev->se_sub_dev->se_dev_attrib.block_size); return blocks_long; } diff --git a/drivers/target/target_core_file.h b/drivers/target/target_core_file.h index ef4de2b4bd4..6386d3f6063 100644 --- a/drivers/target/target_core_file.h +++ b/drivers/target/target_core_file.h @@ -4,8 +4,6 @@ #define FD_VERSION "4.0" #define FD_MAX_DEV_NAME 256 -/* Maximum queuedepth for the FILEIO HBA */ -#define FD_HBA_QUEUE_DEPTH 256 #define FD_DEVICE_QUEUE_DEPTH 32 #define FD_MAX_DEVICE_QUEUE_DEPTH 128 #define FD_BLOCKSIZE 512 diff --git a/drivers/target/target_core_hba.c b/drivers/target/target_core_hba.c index 0b8f8da8901..bd9da25bc94 100644 --- a/drivers/target/target_core_hba.c +++ b/drivers/target/target_core_hba.c @@ -1,7 +1,7 @@ /******************************************************************************* * Filename: target_core_hba.c * - * This file copntains the iSCSI HBA Transport related functions. + * This file contains the TCM HBA Transport related functions. * * Copyright (c) 2003, 2004, 2005 PyX Technologies, Inc. * Copyright (c) 2005, 2006, 2007 SBE, Inc. @@ -45,6 +45,11 @@ static LIST_HEAD(subsystem_list); static DEFINE_MUTEX(subsystem_mutex); +static u32 hba_id_counter; + +static DEFINE_SPINLOCK(hba_lock); +static LIST_HEAD(hba_list); + int transport_subsystem_register(struct se_subsystem_api *sub_api) { struct se_subsystem_api *s; @@ -110,15 +115,11 @@ core_alloc_hba(const char *plugin_name, u32 plugin_dep_id, u32 hba_flags) INIT_LIST_HEAD(&hba->hba_dev_list); spin_lock_init(&hba->device_lock); - spin_lock_init(&hba->hba_queue_lock); mutex_init(&hba->hba_access_mutex); hba->hba_index = scsi_get_new_index(SCSI_INST_INDEX); hba->hba_flags |= hba_flags; - atomic_set(&hba->max_queue_depth, 0); - atomic_set(&hba->left_queue_depth, 0); - hba->transport = core_get_backend(plugin_name); if (!hba->transport) { ret = -EINVAL; @@ -129,10 +130,10 @@ core_alloc_hba(const char *plugin_name, u32 plugin_dep_id, u32 hba_flags) if (ret < 0) goto out_module_put; - spin_lock(&se_global->hba_lock); - hba->hba_id = se_global->g_hba_id_counter++; - list_add_tail(&hba->hba_list, &se_global->g_hba_list); - spin_unlock(&se_global->hba_lock); + spin_lock(&hba_lock); + hba->hba_id = hba_id_counter++; + list_add_tail(&hba->hba_node, &hba_list); + spin_unlock(&hba_lock); printk(KERN_INFO "CORE_HBA[%d] - Attached HBA to Generic Target" " Core\n", hba->hba_id); @@ -156,9 +157,9 @@ core_delete_hba(struct se_hba *hba) hba->transport->detach_hba(hba); - spin_lock(&se_global->hba_lock); - list_del(&hba->hba_list); - spin_unlock(&se_global->hba_lock); + spin_lock(&hba_lock); + list_del(&hba->hba_node); + spin_unlock(&hba_lock); printk(KERN_INFO "CORE_HBA[%d] - Detached HBA from Generic Target" " Core\n", hba->hba_id); diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index 86639004af9..fb159876fff 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -74,17 +74,14 @@ static int iblock_attach_hba(struct se_hba *hba, u32 host_id) ib_host->iblock_host_id = host_id; - atomic_set(&hba->left_queue_depth, IBLOCK_HBA_QUEUE_DEPTH); - atomic_set(&hba->max_queue_depth, IBLOCK_HBA_QUEUE_DEPTH); hba->hba_ptr = (void *) ib_host; printk(KERN_INFO "CORE_HBA[%d] - TCM iBlock HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, IBLOCK_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached iBlock HBA: %u to Generic" - " Target Core TCQ Depth: %d\n", hba->hba_id, - ib_host->iblock_host_id, atomic_read(&hba->max_queue_depth)); + printk(KERN_INFO "CORE_HBA[%d] - Attached iBlock HBA: %u to Generic\n", + hba->hba_id, ib_host->iblock_host_id); return 0; } @@ -188,15 +185,15 @@ static struct se_device *iblock_create_virtdevice( * in ATA and we need to set TPE=1 */ if (blk_queue_discard(q)) { - DEV_ATTRIB(dev)->max_unmap_lba_count = + dev->se_sub_dev->se_dev_attrib.max_unmap_lba_count = q->limits.max_discard_sectors; /* * Currently hardcoded to 1 in Linux/SCSI code.. */ - DEV_ATTRIB(dev)->max_unmap_block_desc_count = 1; - DEV_ATTRIB(dev)->unmap_granularity = + dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = 1; + dev->se_sub_dev->se_dev_attrib.unmap_granularity = q->limits.discard_granularity; - DEV_ATTRIB(dev)->unmap_granularity_alignment = + dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment = q->limits.discard_alignment; printk(KERN_INFO "IBLOCK: BLOCK Discard support available," @@ -243,7 +240,7 @@ iblock_alloc_task(struct se_cmd *cmd) return NULL; } - ib_req->ib_dev = SE_DEV(cmd)->dev_ptr; + ib_req->ib_dev = cmd->se_lun->lun_se_dev->dev_ptr; atomic_set(&ib_req->ib_bio_cnt, 0); return &ib_req->ib_task; } @@ -257,12 +254,12 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( bdev_logical_block_size(bd)) - 1); u32 block_size = bdev_logical_block_size(bd); - if (block_size == DEV_ATTRIB(dev)->block_size) + if (block_size == dev->se_sub_dev->se_dev_attrib.block_size) return blocks_long; switch (block_size) { case 4096: - switch (DEV_ATTRIB(dev)->block_size) { + switch (dev->se_sub_dev->se_dev_attrib.block_size) { case 2048: blocks_long <<= 1; break; @@ -276,7 +273,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( } break; case 2048: - switch (DEV_ATTRIB(dev)->block_size) { + switch (dev->se_sub_dev->se_dev_attrib.block_size) { case 4096: blocks_long >>= 1; break; @@ -291,7 +288,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( } break; case 1024: - switch (DEV_ATTRIB(dev)->block_size) { + switch (dev->se_sub_dev->se_dev_attrib.block_size) { case 4096: blocks_long >>= 2; break; @@ -306,7 +303,7 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( } break; case 512: - switch (DEV_ATTRIB(dev)->block_size) { + switch (dev->se_sub_dev->se_dev_attrib.block_size) { case 4096: blocks_long >>= 3; break; @@ -332,9 +329,9 @@ static unsigned long long iblock_emulate_read_cap_with_block_size( */ static void iblock_emulate_sync_cache(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; struct iblock_dev *ib_dev = cmd->se_dev->dev_ptr; - int immed = (T_TASK(cmd)->t_task_cdb[1] & 0x2); + int immed = (cmd->t_task->t_task_cdb[1] & 0x2); sector_t error_sector; int ret; @@ -401,9 +398,9 @@ static int iblock_do_task(struct se_task *task) * Force data to disk if we pretend to not have a volatile * write cache, or the initiator set the Force Unit Access bit. */ - if (DEV_ATTRIB(dev)->emulate_write_cache == 0 || - (DEV_ATTRIB(dev)->emulate_fua_write > 0 && - T_TASK(task->task_se_cmd)->t_tasks_fua)) + if (dev->se_sub_dev->se_dev_attrib.emulate_write_cache == 0 || + (dev->se_sub_dev->se_dev_attrib.emulate_fua_write > 0 && + task->task_se_cmd->t_task->t_tasks_fua)) rw = WRITE_FUA; else rw = WRITE; @@ -527,7 +524,7 @@ static ssize_t iblock_check_configfs_dev_params( if (!(ibd->ibd_flags & IBDF_HAS_UDEV_PATH)) { printk(KERN_ERR "Missing udev_path= parameters for IBLOCK\n"); - return -1; + return -EINVAL; } return 0; @@ -611,7 +608,7 @@ static struct bio *iblock_get_bio( static int iblock_map_task_SG(struct se_task *task) { struct se_cmd *cmd = task->task_se_cmd; - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct iblock_dev *ib_dev = task->se_dev->dev_ptr; struct iblock_req *ib_req = IBLOCK_REQ(task); struct bio *bio = NULL, *hbio = NULL, *tbio = NULL; @@ -623,17 +620,17 @@ static int iblock_map_task_SG(struct se_task *task) * Do starting conversion up from non 512-byte blocksize with * struct se_task SCSI blocksize into Linux/Block 512 units for BIO. */ - if (DEV_ATTRIB(dev)->block_size == 4096) + if (dev->se_sub_dev->se_dev_attrib.block_size == 4096) block_lba = (task->task_lba << 3); - else if (DEV_ATTRIB(dev)->block_size == 2048) + else if (dev->se_sub_dev->se_dev_attrib.block_size == 2048) block_lba = (task->task_lba << 2); - else if (DEV_ATTRIB(dev)->block_size == 1024) + else if (dev->se_sub_dev->se_dev_attrib.block_size == 1024) block_lba = (task->task_lba << 1); - else if (DEV_ATTRIB(dev)->block_size == 512) + else if (dev->se_sub_dev->se_dev_attrib.block_size == 512) block_lba = task->task_lba; else { printk(KERN_ERR "Unsupported SCSI -> BLOCK LBA conversion:" - " %u\n", DEV_ATTRIB(dev)->block_size); + " %u\n", dev->se_sub_dev->se_dev_attrib.block_size); return PYX_TRANSPORT_LU_COMM_FAILURE; } diff --git a/drivers/target/target_core_iblock.h b/drivers/target/target_core_iblock.h index 64c1f4d69f7..6b6d17bb1fd 100644 --- a/drivers/target/target_core_iblock.h +++ b/drivers/target/target_core_iblock.h @@ -3,7 +3,6 @@ #define IBLOCK_VERSION "4.0" -#define IBLOCK_HBA_QUEUE_DEPTH 512 #define IBLOCK_DEVICE_QUEUE_DEPTH 32 #define IBLOCK_MAX_DEVICE_QUEUE_DEPTH 128 #define IBLOCK_MAX_CDBS 16 diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index b662db3a320..27a7525971b 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -105,13 +105,13 @@ static int core_scsi2_reservation_check(struct se_cmd *cmd, u32 *pr_reg_type) } if (dev->dev_reserved_node_acl != sess->se_node_acl) { spin_unlock(&dev->dev_reservation_lock); - return -1; + return -EINVAL; } if (!(dev->dev_flags & DF_SPC2_RESERVATIONS_WITH_ISID)) { spin_unlock(&dev->dev_reservation_lock); return 0; } - ret = (dev->dev_res_bin_isid == sess->sess_bin_isid) ? 0 : -1; + ret = (dev->dev_res_bin_isid == sess->sess_bin_isid) ? 0 : -EINVAL; spin_unlock(&dev->dev_reservation_lock); return ret; @@ -143,8 +143,8 @@ static int core_scsi2_reservation_release(struct se_cmd *cmd) dev->dev_flags &= ~DF_SPC2_RESERVATIONS_WITH_ISID; } printk(KERN_INFO "SCSI-2 Released reservation for %s LUN: %u ->" - " MAPPED LUN: %u for %s\n", TPG_TFO(tpg)->get_fabric_name(), - SE_LUN(cmd)->unpacked_lun, cmd->se_deve->mapped_lun, + " MAPPED LUN: %u for %s\n", tpg->se_tpg_tfo->get_fabric_name(), + cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -157,8 +157,8 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) struct se_session *sess = cmd->se_sess; struct se_portal_group *tpg = sess->se_tpg; - if ((T_TASK(cmd)->t_task_cdb[1] & 0x01) && - (T_TASK(cmd)->t_task_cdb[1] & 0x02)) { + if ((cmd->t_task->t_task_cdb[1] & 0x01) && + (cmd->t_task->t_task_cdb[1] & 0x02)) { printk(KERN_ERR "LongIO and Obselete Bits set, returning" " ILLEGAL_REQUEST\n"); return PYX_TRANSPORT_ILLEGAL_REQUEST; @@ -174,12 +174,12 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) if (dev->dev_reserved_node_acl && (dev->dev_reserved_node_acl != sess->se_node_acl)) { printk(KERN_ERR "SCSI-2 RESERVATION CONFLIFT for %s fabric\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); printk(KERN_ERR "Original reserver LUN: %u %s\n", - SE_LUN(cmd)->unpacked_lun, + cmd->se_lun->unpacked_lun, dev->dev_reserved_node_acl->initiatorname); printk(KERN_ERR "Current attempt - LUN: %u -> MAPPED LUN: %u" - " from %s \n", SE_LUN(cmd)->unpacked_lun, + " from %s \n", cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -193,8 +193,8 @@ static int core_scsi2_reservation_reserve(struct se_cmd *cmd) dev->dev_flags |= DF_SPC2_RESERVATIONS_WITH_ISID; } printk(KERN_INFO "SCSI-2 Reserved %s LUN: %u -> MAPPED LUN: %u" - " for %s\n", TPG_TFO(tpg)->get_fabric_name(), - SE_LUN(cmd)->unpacked_lun, cmd->se_deve->mapped_lun, + " for %s\n", tpg->se_tpg_tfo->get_fabric_name(), + cmd->se_lun->unpacked_lun, cmd->se_deve->mapped_lun, sess->se_node_acl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -215,9 +215,9 @@ int core_scsi2_emulate_crh(struct se_cmd *cmd) struct se_session *se_sess = cmd->se_sess; struct se_subsystem_dev *su_dev = cmd->se_dev->se_sub_dev; struct t10_pr_registration *pr_reg; - struct t10_reservation_template *pr_tmpl = &su_dev->t10_reservation; - unsigned char *cdb = &T_TASK(cmd)->t_task_cdb[0]; - int crh = (T10_RES(su_dev)->res_type == SPC3_PERSISTENT_RESERVATIONS); + struct t10_reservation *pr_tmpl = &su_dev->t10_pr; + unsigned char *cdb = &cmd->t_task->t_task_cdb[0]; + int crh = (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS); int conflict = 0; if (!(se_sess)) @@ -307,7 +307,7 @@ static int core_scsi3_pr_seq_non_holder( u32 pr_reg_type) { struct se_dev_entry *se_deve; - struct se_session *se_sess = SE_SESS(cmd); + struct se_session *se_sess = cmd->se_sess; int other_cdb = 0, ignore_reg; int registered_nexus = 0, ret = 1; /* Conflict by default */ int all_reg = 0, reg_only = 0; /* ALL_REG, REG_ONLY */ @@ -362,7 +362,7 @@ static int core_scsi3_pr_seq_non_holder( registered_nexus = 1; break; default: - return -1; + return -EINVAL; } /* * Referenced from spc4r17 table 45 for *NON* PR holder access @@ -414,7 +414,7 @@ static int core_scsi3_pr_seq_non_holder( default: printk(KERN_ERR "Unknown PERSISTENT_RESERVE_OUT service" " action: 0x%02x\n", cdb[1] & 0x1f); - return -1; + return -EINVAL; } break; case RELEASE: @@ -461,7 +461,7 @@ static int core_scsi3_pr_seq_non_holder( default: printk(KERN_ERR "Unknown MI Service Action: 0x%02x\n", (cdb[1] & 0x1f)); - return -1; + return -EINVAL; } break; case ACCESS_CONTROL_IN: @@ -549,7 +549,7 @@ static int core_scsi3_pr_seq_non_holder( static u32 core_scsi3_pr_generation(struct se_device *dev) { - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; u32 prg; /* * PRGeneration field shall contain the value of a 32-bit wrapping @@ -561,7 +561,7 @@ static u32 core_scsi3_pr_generation(struct se_device *dev) * See spc4r17 section 6.3.12 READ_KEYS service action */ spin_lock(&dev->dev_reservation_lock); - prg = T10_RES(su_dev)->pr_generation++; + prg = su_dev->t10_pr.pr_generation++; spin_unlock(&dev->dev_reservation_lock); return prg; @@ -592,14 +592,14 @@ static int core_scsi3_pr_reservation_check( cmd->pr_res_key = dev->dev_pr_res_holder->pr_res_key; if (dev->dev_pr_res_holder->pr_reg_nacl != sess->se_node_acl) { spin_unlock(&dev->dev_reservation_lock); - return -1; + return -EINVAL; } if (!(dev->dev_pr_res_holder->isid_present_at_reg)) { spin_unlock(&dev->dev_reservation_lock); return 0; } ret = (dev->dev_pr_res_holder->pr_reg_bin_isid == - sess->sess_bin_isid) ? 0 : -1; + sess->sess_bin_isid) ? 0 : -EINVAL; /* * Use bit in *pr_reg_type to notify ISID mismatch in * core_scsi3_pr_seq_non_holder(). @@ -620,7 +620,7 @@ static struct t10_pr_registration *__core_scsi3_do_alloc_registration( int all_tg_pt, int aptpl) { - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; struct t10_pr_registration *pr_reg; pr_reg = kmem_cache_zalloc(t10_pr_reg_cache, GFP_ATOMIC); @@ -629,7 +629,7 @@ static struct t10_pr_registration *__core_scsi3_do_alloc_registration( return NULL; } - pr_reg->pr_aptpl_buf = kzalloc(T10_RES(su_dev)->pr_aptpl_buf_len, + pr_reg->pr_aptpl_buf = kzalloc(su_dev->t10_pr.pr_aptpl_buf_len, GFP_ATOMIC); if (!(pr_reg->pr_aptpl_buf)) { printk(KERN_ERR "Unable to allocate pr_reg->pr_aptpl_buf\n"); @@ -803,7 +803,7 @@ out: } int core_scsi3_alloc_aptpl_registration( - struct t10_reservation_template *pr_tmpl, + struct t10_reservation *pr_tmpl, u64 sa_res_key, unsigned char *i_port, unsigned char *isid, @@ -819,13 +819,13 @@ int core_scsi3_alloc_aptpl_registration( if (!(i_port) || !(t_port) || !(sa_res_key)) { printk(KERN_ERR "Illegal parameters for APTPL registration\n"); - return -1; + return -EINVAL; } pr_reg = kmem_cache_zalloc(t10_pr_reg_cache, GFP_KERNEL); if (!(pr_reg)) { printk(KERN_ERR "Unable to allocate struct t10_pr_registration\n"); - return -1; + return -ENOMEM; } pr_reg->pr_aptpl_buf = kzalloc(pr_tmpl->pr_aptpl_buf_len, GFP_KERNEL); @@ -893,11 +893,11 @@ static void core_scsi3_aptpl_reserve( printk(KERN_INFO "SPC-3 PR [%s] Service Action: APTPL RESERVE created" " new reservation holder TYPE: %s ALL_TG_PT: %d\n", - TPG_TFO(tpg)->get_fabric_name(), + tpg->se_tpg_tfo->get_fabric_name(), core_scsi3_pr_dump_type(pr_reg->pr_res_type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); printk(KERN_INFO "SPC-3 PR [%s] RESERVE Node: %s%s\n", - TPG_TFO(tpg)->get_fabric_name(), node_acl->initiatorname, + tpg->se_tpg_tfo->get_fabric_name(), node_acl->initiatorname, (prf_isid) ? &i_buf[0] : ""); } @@ -913,7 +913,7 @@ static int __core_scsi3_check_aptpl_registration( struct se_dev_entry *deve) { struct t10_pr_registration *pr_reg, *pr_reg_tmp; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; unsigned char i_port[PR_APTPL_MAX_IPORT_LEN]; unsigned char t_port[PR_APTPL_MAX_TPORT_LEN]; u16 tpgt; @@ -925,8 +925,8 @@ static int __core_scsi3_check_aptpl_registration( */ snprintf(i_port, PR_APTPL_MAX_IPORT_LEN, "%s", nacl->initiatorname); snprintf(t_port, PR_APTPL_MAX_TPORT_LEN, "%s", - TPG_TFO(tpg)->tpg_get_wwn(tpg)); - tpgt = TPG_TFO(tpg)->tpg_get_tag(tpg); + tpg->se_tpg_tfo->tpg_get_wwn(tpg)); + tpgt = tpg->se_tpg_tfo->tpg_get_tag(tpg); /* * Look for the matching registrations+reservation from those * created from APTPL metadata. Note that multiple registrations @@ -980,11 +980,11 @@ int core_scsi3_check_aptpl_registration( struct se_lun *lun, struct se_lun_acl *lun_acl) { - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; struct se_node_acl *nacl = lun_acl->se_lun_nacl; struct se_dev_entry *deve = &nacl->device_list[lun_acl->mapped_lun]; - if (T10_RES(su_dev)->res_type != SPC3_PERSISTENT_RESERVATIONS) + if (su_dev->t10_pr.res_type != SPC3_PERSISTENT_RESERVATIONS) return 0; return __core_scsi3_check_aptpl_registration(dev, tpg, lun, @@ -1017,7 +1017,7 @@ static void __core_scsi3_dump_registration( printk(KERN_INFO "SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" " Port(s)\n", tfo->get_fabric_name(), (pr_reg->pr_reg_all_tg_pt) ? "ALL" : "SINGLE", - TRANSPORT(dev)->name); + dev->transport->name); printk(KERN_INFO "SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" " 0x%08x APTPL: %d\n", tfo->get_fabric_name(), pr_reg->pr_res_key, pr_reg->pr_res_generation, @@ -1035,10 +1035,10 @@ static void __core_scsi3_add_registration( int register_type, int register_move) { - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; struct target_core_fabric_ops *tfo = nacl->se_tpg->se_tpg_tfo; struct t10_pr_registration *pr_reg_tmp, *pr_reg_tmp_safe; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; /* * Increment PRgeneration counter for struct se_device upon a successful @@ -1050,7 +1050,7 @@ static void __core_scsi3_add_registration( * for the REGISTER. */ pr_reg->pr_res_generation = (register_move) ? - T10_RES(su_dev)->pr_generation++ : + su_dev->t10_pr.pr_generation++ : core_scsi3_pr_generation(dev); spin_lock(&pr_tmpl->registration_lock); @@ -1107,7 +1107,7 @@ static int core_scsi3_alloc_registration( pr_reg = __core_scsi3_alloc_registration(dev, nacl, deve, isid, sa_res_key, all_tg_pt, aptpl); if (!(pr_reg)) - return -1; + return -EPERM; __core_scsi3_add_registration(dev, nacl, pr_reg, register_type, register_move); @@ -1119,7 +1119,7 @@ static struct t10_pr_registration *__core_scsi3_locate_pr_reg( struct se_node_acl *nacl, unsigned char *isid) { - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; struct t10_pr_registration *pr_reg, *pr_reg_tmp; struct se_portal_group *tpg; @@ -1143,8 +1143,8 @@ static struct t10_pr_registration *__core_scsi3_locate_pr_reg( * SCSI Intiatior TransportID w/ ISIDs is enforced * for fabric modules (iSCSI) requiring them. */ - if (TPG_TFO(tpg)->sess_get_initiator_sid != NULL) { - if (DEV_ATTRIB(dev)->enforce_pr_isids) + if (tpg->se_tpg_tfo->sess_get_initiator_sid != NULL) { + if (dev->se_sub_dev->se_dev_attrib.enforce_pr_isids) continue; } atomic_inc(&pr_reg->pr_res_holders); @@ -1180,9 +1180,9 @@ static struct t10_pr_registration *core_scsi3_locate_pr_reg( struct se_portal_group *tpg = nacl->se_tpg; unsigned char buf[PR_REG_ISID_LEN], *isid_ptr = NULL; - if (TPG_TFO(tpg)->sess_get_initiator_sid != NULL) { + if (tpg->se_tpg_tfo->sess_get_initiator_sid != NULL) { memset(&buf[0], 0, PR_REG_ISID_LEN); - TPG_TFO(tpg)->sess_get_initiator_sid(sess, &buf[0], + tpg->se_tpg_tfo->sess_get_initiator_sid(sess, &buf[0], PR_REG_ISID_LEN); isid_ptr = &buf[0]; } @@ -1240,7 +1240,7 @@ static int core_scsi3_check_implict_release( " UNREGISTER while existing reservation with matching" " key 0x%016Lx is present from another SCSI Initiator" " Port\n", pr_reg->pr_res_key); - ret = -1; + ret = -EPERM; } spin_unlock(&dev->dev_reservation_lock); @@ -1248,7 +1248,7 @@ static int core_scsi3_check_implict_release( } /* - * Called with struct t10_reservation_template->registration_lock held. + * Called with struct t10_reservation->registration_lock held. */ static void __core_scsi3_free_registration( struct se_device *dev, @@ -1258,7 +1258,7 @@ static void __core_scsi3_free_registration( { struct target_core_fabric_ops *tfo = pr_reg->pr_reg_nacl->se_tpg->se_tpg_tfo; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; char i_buf[PR_REG_ISID_ID_LEN]; int prf_isid; @@ -1296,7 +1296,7 @@ static void __core_scsi3_free_registration( printk(KERN_INFO "SPC-3 PR [%s] for %s TCM Subsystem %s Object Target" " Port(s)\n", tfo->get_fabric_name(), (pr_reg->pr_reg_all_tg_pt) ? "ALL" : "SINGLE", - TRANSPORT(dev)->name); + dev->transport->name); printk(KERN_INFO "SPC-3 PR [%s] SA Res Key: 0x%016Lx PRgeneration:" " 0x%08x\n", tfo->get_fabric_name(), pr_reg->pr_res_key, pr_reg->pr_res_generation); @@ -1319,7 +1319,7 @@ void core_scsi3_free_pr_reg_from_nacl( struct se_device *dev, struct se_node_acl *nacl) { - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; struct t10_pr_registration *pr_reg, *pr_reg_tmp, *pr_res_holder; /* * If the passed se_node_acl matches the reservation holder, @@ -1349,7 +1349,7 @@ void core_scsi3_free_pr_reg_from_nacl( void core_scsi3_free_all_registrations( struct se_device *dev) { - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; struct t10_pr_registration *pr_reg, *pr_reg_tmp, *pr_res_holder; spin_lock(&dev->dev_reservation_lock); @@ -1381,13 +1381,13 @@ void core_scsi3_free_all_registrations( static int core_scsi3_tpg_depend_item(struct se_portal_group *tpg) { - return configfs_depend_item(TPG_TFO(tpg)->tf_subsys, + return configfs_depend_item(tpg->se_tpg_tfo->tf_subsys, &tpg->tpg_group.cg_item); } static void core_scsi3_tpg_undepend_item(struct se_portal_group *tpg) { - configfs_undepend_item(TPG_TFO(tpg)->tf_subsys, + configfs_undepend_item(tpg->se_tpg_tfo->tf_subsys, &tpg->tpg_group.cg_item); atomic_dec(&tpg->tpg_pr_ref_count); @@ -1401,7 +1401,7 @@ static int core_scsi3_nodeacl_depend_item(struct se_node_acl *nacl) if (nacl->dynamic_node_acl) return 0; - return configfs_depend_item(TPG_TFO(tpg)->tf_subsys, + return configfs_depend_item(tpg->se_tpg_tfo->tf_subsys, &nacl->acl_group.cg_item); } @@ -1415,7 +1415,7 @@ static void core_scsi3_nodeacl_undepend_item(struct se_node_acl *nacl) return; } - configfs_undepend_item(TPG_TFO(tpg)->tf_subsys, + configfs_undepend_item(tpg->se_tpg_tfo->tf_subsys, &nacl->acl_group.cg_item); atomic_dec(&nacl->acl_pr_ref_count); @@ -1436,7 +1436,7 @@ static int core_scsi3_lunacl_depend_item(struct se_dev_entry *se_deve) nacl = lun_acl->se_lun_nacl; tpg = nacl->se_tpg; - return configfs_depend_item(TPG_TFO(tpg)->tf_subsys, + return configfs_depend_item(tpg->se_tpg_tfo->tf_subsys, &lun_acl->se_lun_group.cg_item); } @@ -1456,7 +1456,7 @@ static void core_scsi3_lunacl_undepend_item(struct se_dev_entry *se_deve) nacl = lun_acl->se_lun_nacl; tpg = nacl->se_tpg; - configfs_undepend_item(TPG_TFO(tpg)->tf_subsys, + configfs_undepend_item(tpg->se_tpg_tfo->tf_subsys, &lun_acl->se_lun_group.cg_item); atomic_dec(&se_deve->pr_ref_count); @@ -1471,10 +1471,10 @@ static int core_scsi3_decode_spec_i_port( int all_tg_pt, int aptpl) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_port *tmp_port; struct se_portal_group *dest_tpg = NULL, *tmp_tpg; - struct se_session *se_sess = SE_SESS(cmd); + struct se_session *se_sess = cmd->se_sess; struct se_node_acl *dest_node_acl = NULL; struct se_dev_entry *dest_se_deve = NULL, *local_se_deve; struct t10_pr_registration *dest_pr_reg, *local_pr_reg, *pr_reg_e; @@ -1482,7 +1482,7 @@ static int core_scsi3_decode_spec_i_port( struct list_head tid_dest_list; struct pr_transport_id_holder *tidh_new, *tidh, *tidh_tmp; struct target_core_fabric_ops *tmp_tf_ops; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; unsigned char *ptr, *i_str = NULL, proto_ident, tmp_proto_ident; char *iport_ptr = NULL, dest_iport[64], i_buf[PR_REG_ISID_ID_LEN]; u32 tpdl, tid_len = 0; @@ -1509,7 +1509,7 @@ static int core_scsi3_decode_spec_i_port( tidh_new->dest_node_acl = se_sess->se_node_acl; tidh_new->dest_se_deve = local_se_deve; - local_pr_reg = __core_scsi3_alloc_registration(SE_DEV(cmd), + local_pr_reg = __core_scsi3_alloc_registration(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, local_se_deve, l_isid, sa_res_key, all_tg_pt, aptpl); if (!(local_pr_reg)) { @@ -1557,7 +1557,7 @@ static int core_scsi3_decode_spec_i_port( tmp_tpg = tmp_port->sep_tpg; if (!(tmp_tpg)) continue; - tmp_tf_ops = TPG_TFO(tmp_tpg); + tmp_tf_ops = tmp_tpg->se_tpg_tfo; if (!(tmp_tf_ops)) continue; if (!(tmp_tf_ops->get_fabric_proto_ident) || @@ -1625,7 +1625,7 @@ static int core_scsi3_decode_spec_i_port( dest_tpg = tmp_tpg; printk(KERN_INFO "SPC-3 PR SPEC_I_PT: Located %s Node:" " %s Port RTPI: %hu\n", - TPG_TFO(dest_tpg)->get_fabric_name(), + dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, dest_rtpi); spin_lock(&dev->se_port_lock); @@ -1642,7 +1642,7 @@ static int core_scsi3_decode_spec_i_port( #if 0 printk("SPC-3 PR SPEC_I_PT: Got %s data_length: %u tpdl: %u" " tid_len: %d for %s + %s\n", - TPG_TFO(dest_tpg)->get_fabric_name(), cmd->data_length, + dest_tpg->se_tpg_tfo->get_fabric_name(), cmd->data_length, tpdl, tid_len, i_str, iport_ptr); #endif if (tid_len > tpdl) { @@ -1663,7 +1663,7 @@ static int core_scsi3_decode_spec_i_port( if (!(dest_se_deve)) { printk(KERN_ERR "Unable to locate %s dest_se_deve" " from destination RTPI: %hu\n", - TPG_TFO(dest_tpg)->get_fabric_name(), + dest_tpg->se_tpg_tfo->get_fabric_name(), dest_rtpi); core_scsi3_nodeacl_undepend_item(dest_node_acl); @@ -1686,7 +1686,7 @@ static int core_scsi3_decode_spec_i_port( #if 0 printk(KERN_INFO "SPC-3 PR SPEC_I_PT: Located %s Node: %s" " dest_se_deve mapped_lun: %u\n", - TPG_TFO(dest_tpg)->get_fabric_name(), + dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, dest_se_deve->mapped_lun); #endif /* @@ -1741,7 +1741,7 @@ static int core_scsi3_decode_spec_i_port( * and then call __core_scsi3_add_registration() in the * 2nd loop which will never fail. */ - dest_pr_reg = __core_scsi3_alloc_registration(SE_DEV(cmd), + dest_pr_reg = __core_scsi3_alloc_registration(cmd->se_lun->lun_se_dev, dest_node_acl, dest_se_deve, iport_ptr, sa_res_key, all_tg_pt, aptpl); if (!(dest_pr_reg)) { @@ -1787,12 +1787,12 @@ static int core_scsi3_decode_spec_i_port( prf_isid = core_pr_dump_initiator_port(dest_pr_reg, &i_buf[0], PR_REG_ISID_ID_LEN); - __core_scsi3_add_registration(SE_DEV(cmd), dest_node_acl, + __core_scsi3_add_registration(cmd->se_lun->lun_se_dev, dest_node_acl, dest_pr_reg, 0, 0); printk(KERN_INFO "SPC-3 PR [%s] SPEC_I_PT: Successfully" " registered Transport ID for Node: %s%s Mapped LUN:" - " %u\n", TPG_TFO(dest_tpg)->get_fabric_name(), + " %u\n", dest_tpg->se_tpg_tfo->get_fabric_name(), dest_node_acl->initiatorname, (prf_isid) ? &i_buf[0] : "", dest_se_deve->mapped_lun); @@ -1855,7 +1855,7 @@ static int __core_scsi3_update_aptpl_buf( { struct se_lun *lun; struct se_portal_group *tpg; - struct se_subsystem_dev *su_dev = SU_DEV(dev); + struct se_subsystem_dev *su_dev = dev->se_sub_dev; struct t10_pr_registration *pr_reg; unsigned char tmp[512], isid_buf[32]; ssize_t len = 0; @@ -1873,8 +1873,8 @@ static int __core_scsi3_update_aptpl_buf( /* * Walk the registration list.. */ - spin_lock(&T10_RES(su_dev)->registration_lock); - list_for_each_entry(pr_reg, &T10_RES(su_dev)->registration_list, + spin_lock(&su_dev->t10_pr.registration_lock); + list_for_each_entry(pr_reg, &su_dev->t10_pr.registration_list, pr_reg_list) { tmp[0] = '\0'; @@ -1900,7 +1900,7 @@ static int __core_scsi3_update_aptpl_buf( "res_holder=1\nres_type=%02x\n" "res_scope=%02x\nres_all_tg_pt=%d\n" "mapped_lun=%u\n", reg_count, - TPG_TFO(tpg)->get_fabric_name(), + tpg->se_tpg_tfo->get_fabric_name(), pr_reg->pr_reg_nacl->initiatorname, isid_buf, pr_reg->pr_res_key, pr_reg->pr_res_type, pr_reg->pr_res_scope, pr_reg->pr_reg_all_tg_pt, @@ -1910,7 +1910,7 @@ static int __core_scsi3_update_aptpl_buf( "initiator_fabric=%s\ninitiator_node=%s\n%s" "sa_res_key=%llu\nres_holder=0\n" "res_all_tg_pt=%d\nmapped_lun=%u\n", - reg_count, TPG_TFO(tpg)->get_fabric_name(), + reg_count, tpg->se_tpg_tfo->get_fabric_name(), pr_reg->pr_reg_nacl->initiatorname, isid_buf, pr_reg->pr_res_key, pr_reg->pr_reg_all_tg_pt, pr_reg->pr_res_mapped_lun); @@ -1919,8 +1919,8 @@ static int __core_scsi3_update_aptpl_buf( if ((len + strlen(tmp) >= pr_aptpl_buf_len)) { printk(KERN_ERR "Unable to update renaming" " APTPL metadata\n"); - spin_unlock(&T10_RES(su_dev)->registration_lock); - return -1; + spin_unlock(&su_dev->t10_pr.registration_lock); + return -EMSGSIZE; } len += sprintf(buf+len, "%s", tmp); @@ -1929,21 +1929,21 @@ static int __core_scsi3_update_aptpl_buf( */ snprintf(tmp, 512, "target_fabric=%s\ntarget_node=%s\n" "tpgt=%hu\nport_rtpi=%hu\ntarget_lun=%u\nPR_REG_END:" - " %d\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_wwn(tpg), - TPG_TFO(tpg)->tpg_get_tag(tpg), + " %d\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->lun_sep->sep_rtpi, lun->unpacked_lun, reg_count); if ((len + strlen(tmp) >= pr_aptpl_buf_len)) { printk(KERN_ERR "Unable to update renaming" " APTPL metadata\n"); - spin_unlock(&T10_RES(su_dev)->registration_lock); - return -1; + spin_unlock(&su_dev->t10_pr.registration_lock); + return -EMSGSIZE; } len += sprintf(buf+len, "%s", tmp); reg_count++; } - spin_unlock(&T10_RES(su_dev)->registration_lock); + spin_unlock(&su_dev->t10_pr.registration_lock); if (!(reg_count)) len += sprintf(buf+len, "No Registrations or Reservations"); @@ -1975,7 +1975,7 @@ static int __core_scsi3_write_aptpl_to_file( unsigned char *buf, u32 pr_aptpl_buf_len) { - struct t10_wwn *wwn = &SU_DEV(dev)->t10_wwn; + struct t10_wwn *wwn = &dev->se_sub_dev->t10_wwn; struct file *file; struct iovec iov[1]; mm_segment_t old_fs; @@ -1989,7 +1989,7 @@ static int __core_scsi3_write_aptpl_to_file( if (strlen(&wwn->unit_serial[0]) >= 512) { printk(KERN_ERR "WWN value for struct se_device does not fit" " into path buffer\n"); - return -1; + return -EMSGSIZE; } snprintf(path, 512, "/var/target/pr/aptpl_%s", &wwn->unit_serial[0]); @@ -1997,7 +1997,7 @@ static int __core_scsi3_write_aptpl_to_file( if (IS_ERR(file) || !file || !file->f_dentry) { printk(KERN_ERR "filp_open(%s) for APTPL metadata" " failed\n", path); - return -1; + return (PTR_ERR(file) < 0 ? PTR_ERR(file) : -ENOENT); } iov[0].iov_base = &buf[0]; @@ -2014,7 +2014,7 @@ static int __core_scsi3_write_aptpl_to_file( if (ret < 0) { printk("Error writing APTPL metadata file: %s\n", path); filp_close(file, NULL); - return -1; + return -EIO; } filp_close(file, NULL); @@ -2049,14 +2049,14 @@ static int core_scsi3_update_and_write_aptpl( ret = core_scsi3_update_aptpl_buf(dev, buf, pr_aptpl_buf_len, clear_aptpl_metadata); if (ret != 0) - return -1; + return ret; /* * __core_scsi3_write_aptpl_to_file() will call strlen() * on the passed buf to determine pr_aptpl_buf_len. */ ret = __core_scsi3_write_aptpl_to_file(dev, buf, 0); if (ret != 0) - return -1; + return ret; return ret; } @@ -2070,13 +2070,13 @@ static int core_scsi3_emulate_pro_register( int spec_i_pt, int ignore_key) { - struct se_session *se_sess = SE_SESS(cmd); - struct se_device *dev = SE_DEV(cmd); + struct se_session *se_sess = cmd->se_sess; + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_dev_entry *se_deve; - struct se_lun *se_lun = SE_LUN(cmd); + struct se_lun *se_lun = cmd->se_lun; struct se_portal_group *se_tpg; struct t10_pr_registration *pr_reg, *pr_reg_p, *pr_reg_tmp, *pr_reg_e; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; /* Used for APTPL metadata w/ UNREGISTER */ unsigned char *pr_aptpl_buf = NULL; unsigned char isid_buf[PR_REG_ISID_LEN], *isid_ptr = NULL; @@ -2089,9 +2089,9 @@ static int core_scsi3_emulate_pro_register( se_tpg = se_sess->se_tpg; se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun]; - if (TPG_TFO(se_tpg)->sess_get_initiator_sid != NULL) { + if (se_tpg->se_tpg_tfo->sess_get_initiator_sid) { memset(&isid_buf[0], 0, PR_REG_ISID_LEN); - TPG_TFO(se_tpg)->sess_get_initiator_sid(se_sess, &isid_buf[0], + se_tpg->se_tpg_tfo->sess_get_initiator_sid(se_sess, &isid_buf[0], PR_REG_ISID_LEN); isid_ptr = &isid_buf[0]; } @@ -2117,7 +2117,7 @@ static int core_scsi3_emulate_pro_register( * Port Endpoint that the PRO was received from on the * Logical Unit of the SCSI device server. */ - ret = core_scsi3_alloc_registration(SE_DEV(cmd), + ret = core_scsi3_alloc_registration(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_deve, isid_ptr, sa_res_key, all_tg_pt, aptpl, ignore_key, 0); @@ -2145,7 +2145,7 @@ static int core_scsi3_emulate_pro_register( */ if (!(aptpl)) { pr_tmpl->pr_aptpl_active = 0; - core_scsi3_update_and_write_aptpl(SE_DEV(cmd), NULL, 0); + core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, NULL, 0); printk("SPC-3 PR: Set APTPL Bit Deactivated for" " REGISTER\n"); return 0; @@ -2155,10 +2155,10 @@ static int core_scsi3_emulate_pro_register( * update the APTPL metadata information using its * preallocated *pr_reg->pr_aptpl_buf. */ - pr_reg = core_scsi3_locate_pr_reg(SE_DEV(cmd), + pr_reg = core_scsi3_locate_pr_reg(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_sess); - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) { @@ -2223,7 +2223,7 @@ static int core_scsi3_emulate_pro_register( */ if (!(sa_res_key)) { pr_holder = core_scsi3_check_implict_release( - SE_DEV(cmd), pr_reg); + cmd->se_lun->lun_se_dev, pr_reg); if (pr_holder < 0) { kfree(pr_aptpl_buf); core_scsi3_put_pr_reg(pr_reg); @@ -2260,7 +2260,7 @@ static int core_scsi3_emulate_pro_register( /* * Release the calling I_T Nexus registration now.. */ - __core_scsi3_free_registration(SE_DEV(cmd), pr_reg, + __core_scsi3_free_registration(cmd->se_lun->lun_se_dev, pr_reg, NULL, 1); /* * From spc4r17, section 5.7.11.3 Unregistering @@ -2315,11 +2315,11 @@ static int core_scsi3_emulate_pro_register( * READ_KEYS service action. */ pr_reg->pr_res_generation = core_scsi3_pr_generation( - SE_DEV(cmd)); + cmd->se_lun->lun_se_dev); pr_reg->pr_res_key = sa_res_key; printk("SPC-3 PR [%s] REGISTER%s: Changed Reservation" " Key for %s to: 0x%016Lx PRgeneration:" - " 0x%08x\n", CMD_TFO(cmd)->get_fabric_name(), + " 0x%08x\n", cmd->se_tfo->get_fabric_name(), (ignore_key) ? "_AND_IGNORE_EXISTING_KEY" : "", pr_reg->pr_reg_nacl->initiatorname, pr_reg->pr_res_key, pr_reg->pr_res_generation); @@ -2378,12 +2378,12 @@ static int core_scsi3_pro_reserve( int scope, u64 res_key) { - struct se_session *se_sess = SE_SESS(cmd); + struct se_session *se_sess = cmd->se_sess; struct se_dev_entry *se_deve; - struct se_lun *se_lun = SE_LUN(cmd); + struct se_lun *se_lun = cmd->se_lun; struct se_portal_group *se_tpg; struct t10_pr_registration *pr_reg, *pr_res_holder; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; char i_buf[PR_REG_ISID_ID_LEN]; int ret, prf_isid; @@ -2398,7 +2398,7 @@ static int core_scsi3_pro_reserve( /* * Locate the existing *pr_reg via struct se_node_acl pointers */ - pr_reg = core_scsi3_locate_pr_reg(SE_DEV(cmd), se_sess->se_node_acl, + pr_reg = core_scsi3_locate_pr_reg(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_sess); if (!(pr_reg)) { printk(KERN_ERR "SPC-3 PR: Unable to locate" @@ -2459,9 +2459,9 @@ static int core_scsi3_pro_reserve( printk(KERN_ERR "SPC-3 PR: Attempted RESERVE from" " [%s]: %s while reservation already held by" " [%s]: %s, returning RESERVATION_CONFLICT\n", - CMD_TFO(cmd)->get_fabric_name(), + cmd->se_tfo->get_fabric_name(), se_sess->se_node_acl->initiatorname, - TPG_TFO(pr_res_nacl->se_tpg)->get_fabric_name(), + pr_res_nacl->se_tpg->se_tpg_tfo->get_fabric_name(), pr_res_holder->pr_reg_nacl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -2482,9 +2482,9 @@ static int core_scsi3_pro_reserve( " [%s]: %s trying to change TYPE and/or SCOPE," " while reservation already held by [%s]: %s," " returning RESERVATION_CONFLICT\n", - CMD_TFO(cmd)->get_fabric_name(), + cmd->se_tfo->get_fabric_name(), se_sess->se_node_acl->initiatorname, - TPG_TFO(pr_res_nacl->se_tpg)->get_fabric_name(), + pr_res_nacl->se_tpg->se_tpg_tfo->get_fabric_name(), pr_res_holder->pr_reg_nacl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -2518,16 +2518,16 @@ static int core_scsi3_pro_reserve( printk(KERN_INFO "SPC-3 PR [%s] Service Action: RESERVE created new" " reservation holder TYPE: %s ALL_TG_PT: %d\n", - CMD_TFO(cmd)->get_fabric_name(), core_scsi3_pr_dump_type(type), + cmd->se_tfo->get_fabric_name(), core_scsi3_pr_dump_type(type), (pr_reg->pr_reg_all_tg_pt) ? 1 : 0); printk(KERN_INFO "SPC-3 PR [%s] RESERVE Node: %s%s\n", - CMD_TFO(cmd)->get_fabric_name(), + cmd->se_tfo->get_fabric_name(), se_sess->se_node_acl->initiatorname, (prf_isid) ? &i_buf[0] : ""); spin_unlock(&dev->dev_reservation_lock); if (pr_tmpl->pr_aptpl_active) { - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) @@ -2608,10 +2608,10 @@ static int core_scsi3_emulate_pro_release( u64 res_key) { struct se_device *dev = cmd->se_dev; - struct se_session *se_sess = SE_SESS(cmd); - struct se_lun *se_lun = SE_LUN(cmd); + struct se_session *se_sess = cmd->se_sess; + struct se_lun *se_lun = cmd->se_lun; struct t10_pr_registration *pr_reg, *pr_reg_p, *pr_res_holder; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; int ret, all_reg = 0; if (!(se_sess) || !(se_lun)) { @@ -2698,9 +2698,9 @@ static int core_scsi3_emulate_pro_release( " reservation from [%s]: %s with different TYPE " "and/or SCOPE while reservation already held by" " [%s]: %s, returning RESERVATION_CONFLICT\n", - CMD_TFO(cmd)->get_fabric_name(), + cmd->se_tfo->get_fabric_name(), se_sess->se_node_acl->initiatorname, - TPG_TFO(pr_res_nacl->se_tpg)->get_fabric_name(), + pr_res_nacl->se_tpg->se_tpg_tfo->get_fabric_name(), pr_res_holder->pr_reg_nacl->initiatorname); spin_unlock(&dev->dev_reservation_lock); @@ -2758,7 +2758,7 @@ static int core_scsi3_emulate_pro_release( write_aptpl: if (pr_tmpl->pr_aptpl_active) { - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) @@ -2775,15 +2775,15 @@ static int core_scsi3_emulate_pro_clear( { struct se_device *dev = cmd->se_dev; struct se_node_acl *pr_reg_nacl; - struct se_session *se_sess = SE_SESS(cmd); - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct se_session *se_sess = cmd->se_sess; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; struct t10_pr_registration *pr_reg, *pr_reg_tmp, *pr_reg_n, *pr_res_holder; u32 pr_res_mapped_lun = 0; int calling_it_nexus = 0; /* * Locate the existing *pr_reg via struct se_node_acl pointers */ - pr_reg_n = core_scsi3_locate_pr_reg(SE_DEV(cmd), + pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_sess); if (!(pr_reg_n)) { printk(KERN_ERR "SPC-3 PR: Unable to locate" @@ -2846,10 +2846,10 @@ static int core_scsi3_emulate_pro_clear( spin_unlock(&pr_tmpl->registration_lock); printk(KERN_INFO "SPC-3 PR [%s] Service Action: CLEAR complete\n", - CMD_TFO(cmd)->get_fabric_name()); + cmd->se_tfo->get_fabric_name()); if (pr_tmpl->pr_aptpl_active) { - core_scsi3_update_and_write_aptpl(SE_DEV(cmd), NULL, 0); + core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, NULL, 0); printk(KERN_INFO "SPC-3 PR: Updated APTPL metadata" " for CLEAR\n"); } @@ -2954,13 +2954,13 @@ static int core_scsi3_pro_preempt( u64 sa_res_key, int abort) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_dev_entry *se_deve; struct se_node_acl *pr_reg_nacl; - struct se_session *se_sess = SE_SESS(cmd); + struct se_session *se_sess = cmd->se_sess; struct list_head preempt_and_abort_list; struct t10_pr_registration *pr_reg, *pr_reg_tmp, *pr_reg_n, *pr_res_holder; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; u32 pr_res_mapped_lun = 0; int all_reg = 0, calling_it_nexus = 0, released_regs = 0; int prh_type = 0, prh_scope = 0, ret; @@ -2969,7 +2969,7 @@ static int core_scsi3_pro_preempt( return PYX_TRANSPORT_LU_COMM_FAILURE; se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun]; - pr_reg_n = core_scsi3_locate_pr_reg(SE_DEV(cmd), se_sess->se_node_acl, + pr_reg_n = core_scsi3_locate_pr_reg(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_sess); if (!(pr_reg_n)) { printk(KERN_ERR "SPC-3 PR: Unable to locate" @@ -3111,7 +3111,7 @@ static int core_scsi3_pro_preempt( spin_unlock(&dev->dev_reservation_lock); if (pr_tmpl->pr_aptpl_active) { - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &pr_reg_n->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) @@ -3121,7 +3121,7 @@ static int core_scsi3_pro_preempt( } core_scsi3_put_pr_reg(pr_reg_n); - core_scsi3_pr_generation(SE_DEV(cmd)); + core_scsi3_pr_generation(cmd->se_lun->lun_se_dev); return 0; } /* @@ -3247,7 +3247,7 @@ static int core_scsi3_pro_preempt( } if (pr_tmpl->pr_aptpl_active) { - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &pr_reg_n->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) @@ -3256,7 +3256,7 @@ static int core_scsi3_pro_preempt( } core_scsi3_put_pr_reg(pr_reg_n); - core_scsi3_pr_generation(SE_DEV(cmd)); + core_scsi3_pr_generation(cmd->se_lun->lun_se_dev); return 0; } @@ -3297,17 +3297,17 @@ static int core_scsi3_emulate_pro_register_and_move( int aptpl, int unreg) { - struct se_session *se_sess = SE_SESS(cmd); - struct se_device *dev = SE_DEV(cmd); + struct se_session *se_sess = cmd->se_sess; + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_dev_entry *se_deve, *dest_se_deve = NULL; - struct se_lun *se_lun = SE_LUN(cmd); + struct se_lun *se_lun = cmd->se_lun; struct se_node_acl *pr_res_nacl, *pr_reg_nacl, *dest_node_acl = NULL; struct se_port *se_port; struct se_portal_group *se_tpg, *dest_se_tpg = NULL; struct target_core_fabric_ops *dest_tf_ops = NULL, *tf_ops; struct t10_pr_registration *pr_reg, *pr_res_holder, *dest_pr_reg; - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; unsigned char *initiator_str; char *iport_ptr = NULL, dest_iport[64], i_buf[PR_REG_ISID_ID_LEN]; u32 tid_len, tmp_tid_len; @@ -3322,7 +3322,7 @@ static int core_scsi3_emulate_pro_register_and_move( memset(dest_iport, 0, 64); memset(i_buf, 0, PR_REG_ISID_ID_LEN); se_tpg = se_sess->se_tpg; - tf_ops = TPG_TFO(se_tpg); + tf_ops = se_tpg->se_tpg_tfo; se_deve = &se_sess->se_node_acl->device_list[cmd->orig_fe_lun]; /* * Follow logic from spc4r17 Section 5.7.8, Table 50 -- @@ -3330,7 +3330,7 @@ static int core_scsi3_emulate_pro_register_and_move( * * Locate the existing *pr_reg via struct se_node_acl pointers */ - pr_reg = core_scsi3_locate_pr_reg(SE_DEV(cmd), se_sess->se_node_acl, + pr_reg = core_scsi3_locate_pr_reg(cmd->se_lun->lun_se_dev, se_sess->se_node_acl, se_sess); if (!(pr_reg)) { printk(KERN_ERR "SPC-3 PR: Unable to locate PR_REGISTERED" @@ -3384,7 +3384,7 @@ static int core_scsi3_emulate_pro_register_and_move( dest_se_tpg = se_port->sep_tpg; if (!(dest_se_tpg)) continue; - dest_tf_ops = TPG_TFO(dest_se_tpg); + dest_tf_ops = dest_se_tpg->se_tpg_tfo; if (!(dest_tf_ops)) continue; @@ -3612,7 +3612,7 @@ after_iport_check: dest_pr_reg = __core_scsi3_locate_pr_reg(dev, dest_node_acl, iport_ptr); if (!(dest_pr_reg)) { - ret = core_scsi3_alloc_registration(SE_DEV(cmd), + ret = core_scsi3_alloc_registration(cmd->se_lun->lun_se_dev, dest_node_acl, dest_se_deve, iport_ptr, sa_res_key, 0, aptpl, 2, 1); if (ret != 0) { @@ -3683,12 +3683,12 @@ after_iport_check: */ if (!(aptpl)) { pr_tmpl->pr_aptpl_active = 0; - core_scsi3_update_and_write_aptpl(SE_DEV(cmd), NULL, 0); + core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, NULL, 0); printk("SPC-3 PR: Set APTPL Bit Deactivated for" " REGISTER_AND_MOVE\n"); } else { pr_tmpl->pr_aptpl_active = 1; - ret = core_scsi3_update_and_write_aptpl(SE_DEV(cmd), + ret = core_scsi3_update_and_write_aptpl(cmd->se_lun->lun_se_dev, &dest_pr_reg->pr_aptpl_buf[0], pr_tmpl->pr_aptpl_buf_len); if (!(ret)) @@ -3723,7 +3723,7 @@ static unsigned long long core_scsi3_extract_reservation_key(unsigned char *cdb) */ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) { - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u64 res_key, sa_res_key; int sa, scope, type, aptpl; int spec_i_pt = 0, all_tg_pt = 0, unreg = 0; @@ -3731,7 +3731,7 @@ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) * FIXME: A NULL struct se_session pointer means an this is not coming from * a $FABRIC_MOD's nexus, but from internal passthrough ops. */ - if (!(SE_SESS(cmd))) + if (!(cmd->se_sess)) return PYX_TRANSPORT_LU_COMM_FAILURE; if (cmd->data_length < 24) { @@ -3827,10 +3827,10 @@ static int core_scsi3_emulate_pr_out(struct se_cmd *cmd, unsigned char *cdb) */ static int core_scsi3_pri_read_keys(struct se_cmd *cmd) { - struct se_device *se_dev = SE_DEV(cmd); - struct se_subsystem_dev *su_dev = SU_DEV(se_dev); + struct se_device *se_dev = cmd->se_lun->lun_se_dev; + struct se_subsystem_dev *su_dev = se_dev->se_sub_dev; struct t10_pr_registration *pr_reg; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u32 add_len = 0, off = 8; if (cmd->data_length < 8) { @@ -3839,13 +3839,13 @@ static int core_scsi3_pri_read_keys(struct se_cmd *cmd) return PYX_TRANSPORT_INVALID_CDB_FIELD; } - buf[0] = ((T10_RES(su_dev)->pr_generation >> 24) & 0xff); - buf[1] = ((T10_RES(su_dev)->pr_generation >> 16) & 0xff); - buf[2] = ((T10_RES(su_dev)->pr_generation >> 8) & 0xff); - buf[3] = (T10_RES(su_dev)->pr_generation & 0xff); + buf[0] = ((su_dev->t10_pr.pr_generation >> 24) & 0xff); + buf[1] = ((su_dev->t10_pr.pr_generation >> 16) & 0xff); + buf[2] = ((su_dev->t10_pr.pr_generation >> 8) & 0xff); + buf[3] = (su_dev->t10_pr.pr_generation & 0xff); - spin_lock(&T10_RES(su_dev)->registration_lock); - list_for_each_entry(pr_reg, &T10_RES(su_dev)->registration_list, + spin_lock(&su_dev->t10_pr.registration_lock); + list_for_each_entry(pr_reg, &su_dev->t10_pr.registration_list, pr_reg_list) { /* * Check for overflow of 8byte PRI READ_KEYS payload and @@ -3865,7 +3865,7 @@ static int core_scsi3_pri_read_keys(struct se_cmd *cmd) add_len += 8; } - spin_unlock(&T10_RES(su_dev)->registration_lock); + spin_unlock(&su_dev->t10_pr.registration_lock); buf[4] = ((add_len >> 24) & 0xff); buf[5] = ((add_len >> 16) & 0xff); @@ -3882,10 +3882,10 @@ static int core_scsi3_pri_read_keys(struct se_cmd *cmd) */ static int core_scsi3_pri_read_reservation(struct se_cmd *cmd) { - struct se_device *se_dev = SE_DEV(cmd); - struct se_subsystem_dev *su_dev = SU_DEV(se_dev); + struct se_device *se_dev = cmd->se_lun->lun_se_dev; + struct se_subsystem_dev *su_dev = se_dev->se_sub_dev; struct t10_pr_registration *pr_reg; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u64 pr_res_key; u32 add_len = 16; /* Hardcoded to 16 when a reservation is held. */ @@ -3895,10 +3895,10 @@ static int core_scsi3_pri_read_reservation(struct se_cmd *cmd) return PYX_TRANSPORT_INVALID_CDB_FIELD; } - buf[0] = ((T10_RES(su_dev)->pr_generation >> 24) & 0xff); - buf[1] = ((T10_RES(su_dev)->pr_generation >> 16) & 0xff); - buf[2] = ((T10_RES(su_dev)->pr_generation >> 8) & 0xff); - buf[3] = (T10_RES(su_dev)->pr_generation & 0xff); + buf[0] = ((su_dev->t10_pr.pr_generation >> 24) & 0xff); + buf[1] = ((su_dev->t10_pr.pr_generation >> 16) & 0xff); + buf[2] = ((su_dev->t10_pr.pr_generation >> 8) & 0xff); + buf[3] = (su_dev->t10_pr.pr_generation & 0xff); spin_lock(&se_dev->dev_reservation_lock); pr_reg = se_dev->dev_pr_res_holder; @@ -3963,9 +3963,9 @@ static int core_scsi3_pri_read_reservation(struct se_cmd *cmd) */ static int core_scsi3_pri_report_capabilities(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); - struct t10_reservation_template *pr_tmpl = &SU_DEV(dev)->t10_reservation; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + struct se_device *dev = cmd->se_lun->lun_se_dev; + struct t10_reservation *pr_tmpl = &dev->se_sub_dev->t10_pr; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u16 add_len = 8; /* Hardcoded to 8. */ if (cmd->data_length < 6) { @@ -4014,13 +4014,13 @@ static int core_scsi3_pri_report_capabilities(struct se_cmd *cmd) */ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) { - struct se_device *se_dev = SE_DEV(cmd); + struct se_device *se_dev = cmd->se_lun->lun_se_dev; struct se_node_acl *se_nacl; - struct se_subsystem_dev *su_dev = SU_DEV(se_dev); + struct se_subsystem_dev *su_dev = se_dev->se_sub_dev; struct se_portal_group *se_tpg; struct t10_pr_registration *pr_reg, *pr_reg_tmp; - struct t10_reservation_template *pr_tmpl = &SU_DEV(se_dev)->t10_reservation; - unsigned char *buf = (unsigned char *)T_TASK(cmd)->t_task_buf; + struct t10_reservation *pr_tmpl = &se_dev->se_sub_dev->t10_pr; + unsigned char *buf = (unsigned char *)cmd->t_task->t_task_buf; u32 add_desc_len = 0, add_len = 0, desc_len, exp_desc_len; u32 off = 8; /* off into first Full Status descriptor */ int format_code = 0; @@ -4031,10 +4031,10 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) return PYX_TRANSPORT_INVALID_CDB_FIELD; } - buf[0] = ((T10_RES(su_dev)->pr_generation >> 24) & 0xff); - buf[1] = ((T10_RES(su_dev)->pr_generation >> 16) & 0xff); - buf[2] = ((T10_RES(su_dev)->pr_generation >> 8) & 0xff); - buf[3] = (T10_RES(su_dev)->pr_generation & 0xff); + buf[0] = ((su_dev->t10_pr.pr_generation >> 24) & 0xff); + buf[1] = ((su_dev->t10_pr.pr_generation >> 16) & 0xff); + buf[2] = ((su_dev->t10_pr.pr_generation >> 8) & 0xff); + buf[3] = (su_dev->t10_pr.pr_generation & 0xff); spin_lock(&pr_tmpl->registration_lock); list_for_each_entry_safe(pr_reg, pr_reg_tmp, @@ -4051,7 +4051,7 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) * Determine expected length of $FABRIC_MOD specific * TransportID full status descriptor.. */ - exp_desc_len = TPG_TFO(se_tpg)->tpg_get_pr_transport_id_len( + exp_desc_len = se_tpg->se_tpg_tfo->tpg_get_pr_transport_id_len( se_tpg, se_nacl, pr_reg, &format_code); if ((exp_desc_len + add_len) > cmd->data_length) { @@ -4116,7 +4116,7 @@ static int core_scsi3_pri_read_full_status(struct se_cmd *cmd) /* * Now, have the $FABRIC_MOD fill in the protocol identifier */ - desc_len = TPG_TFO(se_tpg)->tpg_get_pr_transport_id(se_tpg, + desc_len = se_tpg->se_tpg_tfo->tpg_get_pr_transport_id(se_tpg, se_nacl, pr_reg, &format_code, &buf[off+4]); spin_lock(&pr_tmpl->registration_lock); @@ -4174,7 +4174,7 @@ static int core_scsi3_emulate_pr_in(struct se_cmd *cmd, unsigned char *cdb) int core_scsi3_emulate_pr(struct se_cmd *cmd) { - unsigned char *cdb = &T_TASK(cmd)->t_task_cdb[0]; + unsigned char *cdb = &cmd->t_task->t_task_cdb[0]; struct se_device *dev = cmd->se_dev; /* * Following spc2r20 5.5.1 Reservations overview: @@ -4213,39 +4213,39 @@ static int core_pt_seq_non_holder( int core_setup_reservations(struct se_device *dev, int force_pt) { struct se_subsystem_dev *su_dev = dev->se_sub_dev; - struct t10_reservation_template *rest = &su_dev->t10_reservation; + struct t10_reservation *rest = &su_dev->t10_pr; /* * If this device is from Target_Core_Mod/pSCSI, use the reservations * of the Underlying SCSI hardware. In Linux/SCSI terms, this can * cause a problem because libata and some SATA RAID HBAs appear * under Linux/SCSI, but to emulate reservations themselves. */ - if (((TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) && - !(DEV_ATTRIB(dev)->emulate_reservations)) || force_pt) { + if (((dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) && + !(dev->se_sub_dev->se_dev_attrib.emulate_reservations)) || force_pt) { rest->res_type = SPC_PASSTHROUGH; rest->pr_ops.t10_reservation_check = &core_pt_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_pt_seq_non_holder; printk(KERN_INFO "%s: Using SPC_PASSTHROUGH, no reservation" - " emulation\n", TRANSPORT(dev)->name); + " emulation\n", dev->transport->name); return 0; } /* * If SPC-3 or above is reported by real or emulated struct se_device, * use emulated Persistent Reservations. */ - if (TRANSPORT(dev)->get_device_rev(dev) >= SCSI_3) { + if (dev->transport->get_device_rev(dev) >= SCSI_3) { rest->res_type = SPC3_PERSISTENT_RESERVATIONS; rest->pr_ops.t10_reservation_check = &core_scsi3_pr_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_scsi3_pr_seq_non_holder; printk(KERN_INFO "%s: Using SPC3_PERSISTENT_RESERVATIONS" - " emulation\n", TRANSPORT(dev)->name); + " emulation\n", dev->transport->name); } else { rest->res_type = SPC2_RESERVATIONS; rest->pr_ops.t10_reservation_check = &core_scsi2_reservation_check; rest->pr_ops.t10_seq_non_holder = &core_scsi2_reservation_seq_non_holder; printk(KERN_INFO "%s: Using SPC2_RESERVATIONS emulation\n", - TRANSPORT(dev)->name); + dev->transport->name); } return 0; diff --git a/drivers/target/target_core_pr.h b/drivers/target/target_core_pr.h index 5603bcfd86d..c8f47d06458 100644 --- a/drivers/target/target_core_pr.h +++ b/drivers/target/target_core_pr.h @@ -49,7 +49,7 @@ extern int core_pr_dump_initiator_port(struct t10_pr_registration *, char *, u32); extern int core_scsi2_emulate_crh(struct se_cmd *); extern int core_scsi3_alloc_aptpl_registration( - struct t10_reservation_template *, u64, + struct t10_reservation *, u64, unsigned char *, unsigned char *, u32, unsigned char *, u16, u32, int, int, u8); extern int core_scsi3_check_aptpl_registration(struct se_device *, diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index 331d423fd0e..44a79a5c6d3 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -55,24 +55,6 @@ static struct se_subsystem_api pscsi_template; static void pscsi_req_done(struct request *, int); -/* pscsi_get_sh(): - * - * - */ -static struct Scsi_Host *pscsi_get_sh(u32 host_no) -{ - struct Scsi_Host *sh = NULL; - - sh = scsi_host_lookup(host_no); - if (IS_ERR(sh)) { - printk(KERN_ERR "Unable to locate SCSI HBA with Host ID:" - " %u\n", host_no); - return NULL; - } - - return sh; -} - /* pscsi_attach_hba(): * * pscsi_get_sh() used scsi_host_lookup() to locate struct Scsi_Host. @@ -80,28 +62,23 @@ static struct Scsi_Host *pscsi_get_sh(u32 host_no) */ static int pscsi_attach_hba(struct se_hba *hba, u32 host_id) { - int hba_depth; struct pscsi_hba_virt *phv; phv = kzalloc(sizeof(struct pscsi_hba_virt), GFP_KERNEL); if (!(phv)) { printk(KERN_ERR "Unable to allocate struct pscsi_hba_virt\n"); - return -1; + return -ENOMEM; } phv->phv_host_id = host_id; phv->phv_mode = PHV_VIRUTAL_HOST_ID; - hba_depth = PSCSI_VIRTUAL_HBA_DEPTH; - atomic_set(&hba->left_queue_depth, hba_depth); - atomic_set(&hba->max_queue_depth, hba_depth); hba->hba_ptr = (void *)phv; printk(KERN_INFO "CORE_HBA[%d] - TCM SCSI HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, PSCSI_VERSION, TARGET_CORE_MOD_VERSION); - printk(KERN_INFO "CORE_HBA[%d] - Attached SCSI HBA to Generic" - " Target Core with TCQ Depth: %d\n", hba->hba_id, - atomic_read(&hba->max_queue_depth)); + printk(KERN_INFO "CORE_HBA[%d] - Attached SCSI HBA to Generic\n", + hba->hba_id); return 0; } @@ -130,7 +107,6 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) { struct pscsi_hba_virt *phv = (struct pscsi_hba_virt *)hba->hba_ptr; struct Scsi_Host *sh = phv->phv_lld_host; - int hba_depth = PSCSI_VIRTUAL_HBA_DEPTH; /* * Release the struct Scsi_Host */ @@ -140,8 +116,6 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) phv->phv_lld_host = NULL; phv->phv_mode = PHV_VIRUTAL_HOST_ID; - atomic_set(&hba->left_queue_depth, hba_depth); - atomic_set(&hba->max_queue_depth, hba_depth); printk(KERN_INFO "CORE_HBA[%d] - Disabled pSCSI HBA Passthrough" " %s\n", hba->hba_id, (sh->hostt->name) ? @@ -154,22 +128,12 @@ static int pscsi_pmode_enable_hba(struct se_hba *hba, unsigned long mode_flag) * Otherwise, locate struct Scsi_Host from the original passed * pSCSI Host ID and enable for phba mode */ - sh = pscsi_get_sh(phv->phv_host_id); - if (!(sh)) { + sh = scsi_host_lookup(phv->phv_host_id); + if (IS_ERR(sh)) { printk(KERN_ERR "pSCSI: Unable to locate SCSI Host for" " phv_host_id: %d\n", phv->phv_host_id); - return -1; + return PTR_ERR(sh); } - /* - * Usually the SCSI LLD will use the hostt->can_queue value to define - * its HBA TCQ depth. Some other drivers (like 2.6 megaraid) don't set - * this at all and set sh->can_queue at runtime. - */ - hba_depth = (sh->hostt->can_queue > sh->can_queue) ? - sh->hostt->can_queue : sh->can_queue; - - atomic_set(&hba->left_queue_depth, hba_depth); - atomic_set(&hba->max_queue_depth, hba_depth); phv->phv_lld_host = sh; phv->phv_mode = PHV_LLD_SCSI_HOST_NO; @@ -236,7 +200,7 @@ pscsi_get_inquiry_vpd_serial(struct scsi_device *sdev, struct t10_wwn *wwn) buf = kzalloc(INQUIRY_VPD_SERIAL_LEN, GFP_KERNEL); if (!buf) - return -1; + return -ENOMEM; memset(cdb, 0, MAX_COMMAND_SIZE); cdb[0] = INQUIRY; @@ -259,7 +223,7 @@ pscsi_get_inquiry_vpd_serial(struct scsi_device *sdev, struct t10_wwn *wwn) out_free: kfree(buf); - return -1; + return -EPERM; } static void @@ -601,11 +565,11 @@ static struct se_device *pscsi_create_virtdevice( hba->hba_flags |= HBA_FLAGS_PSCSI_MODE; sh = phv->phv_lld_host; } else { - sh = pscsi_get_sh(pdv->pdv_host_id); - if (!(sh)) { + sh = scsi_host_lookup(pdv->pdv_host_id); + if (IS_ERR(sh)) { printk(KERN_ERR "pSCSI: Unable to locate" " pdv_host_id: %d\n", pdv->pdv_host_id); - return ERR_PTR(-ENODEV); + return (struct se_device *) sh; } } } else { @@ -728,13 +692,12 @@ static int pscsi_transport_complete(struct se_task *task) */ if (((cdb[0] == MODE_SENSE) || (cdb[0] == MODE_SENSE_10)) && (status_byte(result) << 1) == SAM_STAT_GOOD) { - if (!TASK_CMD(task)->se_deve) + if (!task->task_se_cmd->se_deve) goto after_mode_sense; - if (TASK_CMD(task)->se_deve->lun_flags & + if (task->task_se_cmd->se_deve->lun_flags & TRANSPORT_LUNFLAGS_READ_ONLY) { - unsigned char *buf = (unsigned char *) - T_TASK(task->task_se_cmd)->t_task_buf; + unsigned char *buf = task->task_se_cmd->t_task->t_task_buf; if (cdb[0] == MODE_SENSE_10) { if (!(buf[3] & 0x80)) @@ -800,7 +763,7 @@ static struct se_task * pscsi_alloc_task(struct se_cmd *cmd) { struct pscsi_plugin_task *pt; - unsigned char *cdb = T_TASK(cmd)->t_task_cdb; + unsigned char *cdb = cmd->t_task->t_task_cdb; pt = kzalloc(sizeof(struct pscsi_plugin_task), GFP_KERNEL); if (!pt) { @@ -813,7 +776,7 @@ pscsi_alloc_task(struct se_cmd *cmd) * allocate the extended CDB buffer for per struct se_task context * pt->pscsi_cdb now. */ - if (T_TASK(cmd)->t_task_cdb != T_TASK(cmd)->__t_task_cdb) { + if (cmd->t_task->t_task_cdb != cmd->t_task->__t_task_cdb) { pt->pscsi_cdb = kzalloc(scsi_command_size(cdb), GFP_KERNEL); if (!(pt->pscsi_cdb)) { @@ -926,7 +889,7 @@ static void pscsi_free_task(struct se_task *task) * Release the extended CDB allocation from pscsi_alloc_task() * if one exists. */ - if (T_TASK(cmd)->t_task_cdb != T_TASK(cmd)->__t_task_cdb) + if (cmd->t_task->t_task_cdb != cmd->t_task->__t_task_cdb) kfree(pt->pscsi_cdb); /* * We do not release the bio(s) here associated with this task, as @@ -1030,7 +993,7 @@ static ssize_t pscsi_check_configfs_dev_params( !(pdv->pdv_flags & PDF_HAS_LUN_ID)) { printk(KERN_ERR "Missing scsi_channel_id=, scsi_target_id= and" " scsi_lun_id= parameters\n"); - return -1; + return -EINVAL; } return 0; @@ -1291,7 +1254,7 @@ static int pscsi_map_task_SG(struct se_task *task) */ static int pscsi_map_task_non_SG(struct se_task *task) { - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; struct pscsi_plugin_task *pt = PSCSI_TASK(task); struct pscsi_dev_virt *pdv = task->se_dev->dev_ptr; int ret = 0; @@ -1303,7 +1266,7 @@ static int pscsi_map_task_non_SG(struct se_task *task) return 0; ret = blk_rq_map_kern(pdv->pdv_sd->request_queue, - pt->pscsi_req, T_TASK(cmd)->t_task_buf, + pt->pscsi_req, cmd->t_task->t_task_buf, task->task_size, GFP_KERNEL); if (ret < 0) { printk(KERN_ERR "PSCSI: blk_rq_map_kern() failed: %d\n", ret); @@ -1400,13 +1363,11 @@ static inline void pscsi_process_SAM_status( pt->pscsi_result); task->task_scsi_status = SAM_STAT_CHECK_CONDITION; task->task_error_status = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; - TASK_CMD(task)->transport_error_status = + task->task_se_cmd->transport_error_status = PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; transport_complete_task(task, 0); break; } - - return; } static void pscsi_req_done(struct request *req, int uptodate) diff --git a/drivers/target/target_core_pscsi.h b/drivers/target/target_core_pscsi.h index a4cd5d352c3..280b689379c 100644 --- a/drivers/target/target_core_pscsi.h +++ b/drivers/target/target_core_pscsi.h @@ -2,7 +2,6 @@ #define TARGET_CORE_PSCSI_H #define PSCSI_VERSION "v4.0" -#define PSCSI_VIRTUAL_HBA_DEPTH 2048 /* used in pscsi_find_alloc_len() */ #ifndef INQUIRY_DATA_SIZE diff --git a/drivers/target/target_core_rd.c b/drivers/target/target_core_rd.c index 7837dd365a9..fbf06c3994f 100644 --- a/drivers/target/target_core_rd.c +++ b/drivers/target/target_core_rd.c @@ -66,17 +66,14 @@ static int rd_attach_hba(struct se_hba *hba, u32 host_id) rd_host->rd_host_id = host_id; - atomic_set(&hba->left_queue_depth, RD_HBA_QUEUE_DEPTH); - atomic_set(&hba->max_queue_depth, RD_HBA_QUEUE_DEPTH); hba->hba_ptr = (void *) rd_host; printk(KERN_INFO "CORE_HBA[%d] - TCM Ramdisk HBA Driver %s on" " Generic Target Core Stack %s\n", hba->hba_id, RD_HBA_VERSION, TARGET_CORE_MOD_VERSION); printk(KERN_INFO "CORE_HBA[%d] - Attached Ramdisk HBA: %u to Generic" - " Target Core TCQ Depth: %d MaxSectors: %u\n", hba->hba_id, - rd_host->rd_host_id, atomic_read(&hba->max_queue_depth), - RD_MAX_SECTORS); + " MaxSectors: %u\n", hba->hba_id, + rd_host->rd_host_id, RD_MAX_SECTORS); return 0; } @@ -339,7 +336,7 @@ rd_alloc_task(struct se_cmd *cmd) printk(KERN_ERR "Unable to allocate struct rd_request\n"); return NULL; } - rd_req->rd_dev = SE_DEV(cmd)->dev_ptr; + rd_req->rd_dev = cmd->se_lun->lun_se_dev->dev_ptr; return &rd_req->rd_task; } @@ -383,7 +380,7 @@ static int rd_MEMCPY_read(struct rd_request *req) table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; table_sg_end = (table->page_end_offset - req->rd_page); sg_d = task->task_sg; @@ -481,7 +478,7 @@ static int rd_MEMCPY_read(struct rd_request *req) #endif table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; sg_s = &table->sg_table[j = 0]; } @@ -506,7 +503,7 @@ static int rd_MEMCPY_write(struct rd_request *req) table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; table_sg_end = (table->page_end_offset - req->rd_page); sg_d = &table->sg_table[req->rd_page - table->page_start_offset]; @@ -604,7 +601,7 @@ static int rd_MEMCPY_write(struct rd_request *req) #endif table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; sg_d = &table->sg_table[j = 0]; } @@ -623,11 +620,11 @@ static int rd_MEMCPY_do_task(struct se_task *task) unsigned long long lba; int ret; - req->rd_page = (task->task_lba * DEV_ATTRIB(dev)->block_size) / PAGE_SIZE; + req->rd_page = (task->task_lba * dev->se_sub_dev->se_dev_attrib.block_size) / PAGE_SIZE; lba = task->task_lba; req->rd_offset = (do_div(lba, - (PAGE_SIZE / DEV_ATTRIB(dev)->block_size))) * - DEV_ATTRIB(dev)->block_size; + (PAGE_SIZE / dev->se_sub_dev->se_dev_attrib.block_size))) * + dev->se_sub_dev->se_dev_attrib.block_size; req->rd_size = task->task_size; if (task->task_data_direction == DMA_FROM_DEVICE) @@ -664,7 +661,7 @@ static int rd_DIRECT_with_offset( table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; table_sg_end = (table->page_end_offset - req->rd_page); sg_s = &table->sg_table[req->rd_page - table->page_start_offset]; @@ -678,7 +675,7 @@ static int rd_DIRECT_with_offset( se_mem = kmem_cache_zalloc(se_mem_cache, GFP_KERNEL); if (!(se_mem)) { printk(KERN_ERR "Unable to allocate struct se_mem\n"); - return -1; + return -ENOMEM; } INIT_LIST_HEAD(&se_mem->se_list); @@ -734,13 +731,13 @@ check_eot: #endif table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; sg_s = &table->sg_table[j = 0]; } out: - T_TASK(task->task_se_cmd)->t_tasks_se_num += *se_mem_cnt; + task->task_se_cmd->t_task->t_tasks_se_num += *se_mem_cnt; #ifdef DEBUG_RAMDISK_DR printk(KERN_INFO "RD_DR - Allocated %u struct se_mem segments for task\n", *se_mem_cnt); @@ -767,7 +764,7 @@ static int rd_DIRECT_without_offset( table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; sg_s = &table->sg_table[req->rd_page - table->page_start_offset]; #ifdef DEBUG_RAMDISK_DR @@ -780,7 +777,7 @@ static int rd_DIRECT_without_offset( se_mem = kmem_cache_zalloc(se_mem_cache, GFP_KERNEL); if (!(se_mem)) { printk(KERN_ERR "Unable to allocate struct se_mem\n"); - return -1; + return -ENOMEM; } INIT_LIST_HEAD(&se_mem->se_list); @@ -816,13 +813,13 @@ static int rd_DIRECT_without_offset( #endif table = rd_get_sg_table(dev, req->rd_page); if (!(table)) - return -1; + return -EINVAL; sg_s = &table->sg_table[j = 0]; } out: - T_TASK(task->task_se_cmd)->t_tasks_se_num += *se_mem_cnt; + task->task_se_cmd->t_task->t_tasks_se_num += *se_mem_cnt; #ifdef DEBUG_RAMDISK_DR printk(KERN_INFO "RD_DR - Allocated %u struct se_mem segments for task\n", *se_mem_cnt); @@ -848,13 +845,11 @@ static int rd_DIRECT_do_se_mem_map( u32 task_offset = *task_offset_in; unsigned long long lba; int ret; + int block_size = task->se_dev->se_sub_dev->se_dev_attrib.block_size; - req->rd_page = ((task->task_lba * DEV_ATTRIB(task->se_dev)->block_size) / - PAGE_SIZE); lba = task->task_lba; - req->rd_offset = (do_div(lba, - (PAGE_SIZE / DEV_ATTRIB(task->se_dev)->block_size))) * - DEV_ATTRIB(task->se_dev)->block_size; + req->rd_page = ((task->task_lba * block_size) / PAGE_SIZE); + req->rd_offset = (do_div(lba, (PAGE_SIZE / block_size))) * block_size; req->rd_size = task->task_size; if (req->rd_offset) @@ -867,7 +862,7 @@ static int rd_DIRECT_do_se_mem_map( if (ret < 0) return ret; - if (CMD_TFO(cmd)->task_sg_chaining == 0) + if (cmd->se_tfo->task_sg_chaining == 0) return 0; /* * Currently prevent writers from multiple HW fabrics doing @@ -876,7 +871,7 @@ static int rd_DIRECT_do_se_mem_map( if (cmd->data_direction == DMA_TO_DEVICE) { printk(KERN_ERR "DMA_TO_DEVICE not supported for" " RAMDISK_DR with task_sg_chaining=1\n"); - return -1; + return -ENOSYS; } /* * Special case for if task_sg_chaining is enabled, then @@ -884,14 +879,15 @@ static int rd_DIRECT_do_se_mem_map( * transport_do_task_sg_chain() for creating chainged SGLs * across multiple struct se_task->task_sg[]. */ - if (!(transport_calc_sg_num(task, - list_entry(T_TASK(cmd)->t_mem_list->next, + ret = transport_init_task_sg(task, + list_entry(cmd->t_task->t_mem_list->next, struct se_mem, se_list), - task_offset))) - return -1; + task_offset); + if (ret <= 0) + return ret; return transport_map_mem_to_sg(task, se_mem_list, task->task_sg, - list_entry(T_TASK(cmd)->t_mem_list->next, + list_entry(cmd->t_task->t_mem_list->next, struct se_mem, se_list), out_se_mem, se_mem_cnt, task_offset_in); } @@ -975,7 +971,7 @@ static ssize_t rd_check_configfs_dev_params(struct se_hba *hba, struct se_subsys if (!(rd_dev->rd_flags & RDF_HAS_PAGE_COUNT)) { printk(KERN_INFO "Missing rd_pages= parameter\n"); - return -1; + return -EINVAL; } return 0; @@ -1021,7 +1017,7 @@ static sector_t rd_get_blocks(struct se_device *dev) { struct rd_dev *rd_dev = dev->dev_ptr; unsigned long long blocks_long = ((rd_dev->rd_page_count * PAGE_SIZE) / - DEV_ATTRIB(dev)->block_size) - 1; + dev->se_sub_dev->se_dev_attrib.block_size) - 1; return blocks_long; } diff --git a/drivers/target/target_core_rd.h b/drivers/target/target_core_rd.h index 3ea19e29d8e..bab93020a3a 100644 --- a/drivers/target/target_core_rd.h +++ b/drivers/target/target_core_rd.h @@ -7,8 +7,6 @@ /* Largest piece of memory kmalloc can allocate */ #define RD_MAX_ALLOCATION_SIZE 65536 -/* Maximum queuedepth for the Ramdisk HBA */ -#define RD_HBA_QUEUE_DEPTH 256 #define RD_DEVICE_QUEUE_DEPTH 32 #define RD_MAX_DEVICE_QUEUE_DEPTH 128 #define RD_BLOCKSIZE 512 diff --git a/drivers/target/target_core_stat.c b/drivers/target/target_core_stat.c index 5e3a067a747..a8d6e1dee93 100644 --- a/drivers/target/target_core_stat.c +++ b/drivers/target/target_core_stat.c @@ -402,8 +402,8 @@ static ssize_t target_stat_scsi_lu_show_attr_lu_name( return -ENODEV; /* scsiLuWwnName */ return snprintf(page, PAGE_SIZE, "%s\n", - (strlen(DEV_T10_WWN(dev)->unit_serial)) ? - (char *)&DEV_T10_WWN(dev)->unit_serial[0] : "None"); + (strlen(dev->se_sub_dev->t10_wwn.unit_serial)) ? + dev->se_sub_dev->t10_wwn.unit_serial : "None"); } DEV_STAT_SCSI_LU_ATTR_RO(lu_name); @@ -413,17 +413,17 @@ static ssize_t target_stat_scsi_lu_show_attr_vend( struct se_subsystem_dev *se_subdev = container_of(sgrps, struct se_subsystem_dev, dev_stat_grps); struct se_device *dev = se_subdev->se_dev_ptr; - int j; - char str[28]; + int i; + char str[sizeof(dev->se_sub_dev->t10_wwn.vendor)+1]; if (!dev) return -ENODEV; + /* scsiLuVendorId */ - memcpy(&str[0], (void *)DEV_T10_WWN(dev), 28); - for (j = 0; j < 8; j++) - str[j] = ISPRINT(DEV_T10_WWN(dev)->vendor[j]) ? - DEV_T10_WWN(dev)->vendor[j] : 0x20; - str[8] = 0; + for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.vendor); i++) + str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.vendor[i]) ? + dev->se_sub_dev->t10_wwn.vendor[i] : ' '; + str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(vend); @@ -434,18 +434,17 @@ static ssize_t target_stat_scsi_lu_show_attr_prod( struct se_subsystem_dev *se_subdev = container_of(sgrps, struct se_subsystem_dev, dev_stat_grps); struct se_device *dev = se_subdev->se_dev_ptr; - int j; - char str[28]; + int i; + char str[sizeof(dev->se_sub_dev->t10_wwn.model)+1]; if (!dev) return -ENODEV; /* scsiLuProductId */ - memcpy(&str[0], (void *)DEV_T10_WWN(dev), 28); - for (j = 0; j < 16; j++) - str[j] = ISPRINT(DEV_T10_WWN(dev)->model[j]) ? - DEV_T10_WWN(dev)->model[j] : 0x20; - str[16] = 0; + for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.vendor); i++) + str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.model[i]) ? + dev->se_sub_dev->t10_wwn.model[i] : ' '; + str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(prod); @@ -456,18 +455,17 @@ static ssize_t target_stat_scsi_lu_show_attr_rev( struct se_subsystem_dev *se_subdev = container_of(sgrps, struct se_subsystem_dev, dev_stat_grps); struct se_device *dev = se_subdev->se_dev_ptr; - int j; - char str[28]; + int i; + char str[sizeof(dev->se_sub_dev->t10_wwn.revision)+1]; if (!dev) return -ENODEV; /* scsiLuRevisionId */ - memcpy(&str[0], (void *)DEV_T10_WWN(dev), 28); - for (j = 0; j < 4; j++) - str[j] = ISPRINT(DEV_T10_WWN(dev)->revision[j]) ? - DEV_T10_WWN(dev)->revision[j] : 0x20; - str[4] = 0; + for (i = 0; i < sizeof(dev->se_sub_dev->t10_wwn.revision); i++) + str[i] = ISPRINT(dev->se_sub_dev->t10_wwn.revision[i]) ? + dev->se_sub_dev->t10_wwn.revision[i] : ' '; + str[i] = '\0'; return snprintf(page, PAGE_SIZE, "%s\n", str); } DEV_STAT_SCSI_LU_ATTR_RO(rev); @@ -484,7 +482,7 @@ static ssize_t target_stat_scsi_lu_show_attr_dev_type( /* scsiLuPeripheralType */ return snprintf(page, PAGE_SIZE, "%u\n", - TRANSPORT(dev)->get_device_type(dev)); + dev->transport->get_device_type(dev)); } DEV_STAT_SCSI_LU_ATTR_RO(dev_type); @@ -668,18 +666,18 @@ static struct config_item_type target_stat_scsi_lu_cit = { */ void target_stat_setup_dev_default_groups(struct se_subsystem_dev *se_subdev) { - struct config_group *dev_stat_grp = &DEV_STAT_GRP(se_subdev)->stat_group; + struct config_group *dev_stat_grp = &se_subdev->dev_stat_grps.stat_group; - config_group_init_type_name(&DEV_STAT_GRP(se_subdev)->scsi_dev_group, + config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_dev_group, "scsi_dev", &target_stat_scsi_dev_cit); - config_group_init_type_name(&DEV_STAT_GRP(se_subdev)->scsi_tgt_dev_group, + config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_tgt_dev_group, "scsi_tgt_dev", &target_stat_scsi_tgt_dev_cit); - config_group_init_type_name(&DEV_STAT_GRP(se_subdev)->scsi_lu_group, + config_group_init_type_name(&se_subdev->dev_stat_grps.scsi_lu_group, "scsi_lu", &target_stat_scsi_lu_cit); - dev_stat_grp->default_groups[0] = &DEV_STAT_GRP(se_subdev)->scsi_dev_group; - dev_stat_grp->default_groups[1] = &DEV_STAT_GRP(se_subdev)->scsi_tgt_dev_group; - dev_stat_grp->default_groups[2] = &DEV_STAT_GRP(se_subdev)->scsi_lu_group; + dev_stat_grp->default_groups[0] = &se_subdev->dev_stat_grps.scsi_dev_group; + dev_stat_grp->default_groups[1] = &se_subdev->dev_stat_grps.scsi_tgt_dev_group; + dev_stat_grp->default_groups[2] = &se_subdev->dev_stat_grps.scsi_lu_group; dev_stat_grp->default_groups[3] = NULL; } @@ -922,7 +920,7 @@ static ssize_t target_stat_scsi_tgt_port_show_attr_name( tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%sPort#%u\n", - TPG_TFO(tpg)->get_fabric_name(), sep->sep_index); + tpg->se_tpg_tfo->get_fabric_name(), sep->sep_index); spin_unlock(&lun->lun_sep_lock); return ret; } @@ -945,8 +943,8 @@ static ssize_t target_stat_scsi_tgt_port_show_attr_port_index( tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%s%s%d\n", - TPG_TFO(tpg)->tpg_get_wwn(tpg), "+t+", - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->tpg_get_wwn(tpg), "+t+", + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&lun->lun_sep_lock); return ret; } @@ -1128,7 +1126,7 @@ static ssize_t target_stat_scsi_transport_show_attr_device( tpg = sep->sep_tpg; /* scsiTransportType */ ret = snprintf(page, PAGE_SIZE, "scsiTransport%s\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); spin_unlock(&lun->lun_sep_lock); return ret; } @@ -1150,7 +1148,7 @@ static ssize_t target_stat_scsi_transport_show_attr_indx( } tpg = sep->sep_tpg; ret = snprintf(page, PAGE_SIZE, "%u\n", - TPG_TFO(tpg)->tpg_get_inst_index(tpg)); + tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); spin_unlock(&lun->lun_sep_lock); return ret; } @@ -1173,10 +1171,10 @@ static ssize_t target_stat_scsi_transport_show_attr_dev_name( return -ENODEV; } tpg = sep->sep_tpg; - wwn = DEV_T10_WWN(dev); + wwn = &dev->se_sub_dev->t10_wwn; /* scsiTransportDevName */ ret = snprintf(page, PAGE_SIZE, "%s+%s\n", - TPG_TFO(tpg)->tpg_get_wwn(tpg), + tpg->se_tpg_tfo->tpg_get_wwn(tpg), (strlen(wwn->unit_serial)) ? wwn->unit_serial : wwn->vendor); spin_unlock(&lun->lun_sep_lock); @@ -1212,18 +1210,18 @@ static struct config_item_type target_stat_scsi_transport_cit = { */ void target_stat_setup_port_default_groups(struct se_lun *lun) { - struct config_group *port_stat_grp = &PORT_STAT_GRP(lun)->stat_group; + struct config_group *port_stat_grp = &lun->port_stat_grps.stat_group; - config_group_init_type_name(&PORT_STAT_GRP(lun)->scsi_port_group, + config_group_init_type_name(&lun->port_stat_grps.scsi_port_group, "scsi_port", &target_stat_scsi_port_cit); - config_group_init_type_name(&PORT_STAT_GRP(lun)->scsi_tgt_port_group, + config_group_init_type_name(&lun->port_stat_grps.scsi_tgt_port_group, "scsi_tgt_port", &target_stat_scsi_tgt_port_cit); - config_group_init_type_name(&PORT_STAT_GRP(lun)->scsi_transport_group, + config_group_init_type_name(&lun->port_stat_grps.scsi_transport_group, "scsi_transport", &target_stat_scsi_transport_cit); - port_stat_grp->default_groups[0] = &PORT_STAT_GRP(lun)->scsi_port_group; - port_stat_grp->default_groups[1] = &PORT_STAT_GRP(lun)->scsi_tgt_port_group; - port_stat_grp->default_groups[2] = &PORT_STAT_GRP(lun)->scsi_transport_group; + port_stat_grp->default_groups[0] = &lun->port_stat_grps.scsi_port_group; + port_stat_grp->default_groups[1] = &lun->port_stat_grps.scsi_tgt_port_group; + port_stat_grp->default_groups[2] = &lun->port_stat_grps.scsi_transport_group; port_stat_grp->default_groups[3] = NULL; } @@ -1264,7 +1262,7 @@ static ssize_t target_stat_scsi_auth_intr_show_attr_inst( tpg = nacl->se_tpg; /* scsiInstIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", - TPG_TFO(tpg)->tpg_get_inst_index(tpg)); + tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); spin_unlock_irq(&nacl->device_list_lock); return ret; } @@ -1314,7 +1312,7 @@ static ssize_t target_stat_scsi_auth_intr_show_attr_port( } tpg = nacl->se_tpg; /* scsiAuthIntrTgtPortIndex */ - ret = snprintf(page, PAGE_SIZE, "%u\n", TPG_TFO(tpg)->tpg_get_tag(tpg)); + ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock_irq(&nacl->device_list_lock); return ret; } @@ -1632,7 +1630,7 @@ static ssize_t target_stat_scsi_att_intr_port_show_attr_inst( tpg = nacl->se_tpg; /* scsiInstIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", - TPG_TFO(tpg)->tpg_get_inst_index(tpg)); + tpg->se_tpg_tfo->tpg_get_inst_index(tpg)); spin_unlock_irq(&nacl->device_list_lock); return ret; } @@ -1682,7 +1680,7 @@ static ssize_t target_stat_scsi_att_intr_port_show_attr_port( } tpg = nacl->se_tpg; /* scsiPortIndex */ - ret = snprintf(page, PAGE_SIZE, "%u\n", TPG_TFO(tpg)->tpg_get_tag(tpg)); + ret = snprintf(page, PAGE_SIZE, "%u\n", tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock_irq(&nacl->device_list_lock); return ret; } @@ -1708,7 +1706,7 @@ static ssize_t target_stat_scsi_att_intr_port_show_attr_indx( tpg = nacl->se_tpg; /* scsiAttIntrPortIndex */ ret = snprintf(page, PAGE_SIZE, "%u\n", - TPG_TFO(tpg)->sess_get_index(se_sess)); + tpg->se_tpg_tfo->sess_get_index(se_sess)); spin_unlock_irq(&nacl->nacl_sess_lock); return ret; } @@ -1757,8 +1755,8 @@ static ssize_t target_stat_scsi_att_intr_port_show_attr_port_ident( tpg = nacl->se_tpg; /* scsiAttIntrPortName+scsiAttIntrPortIdentifier */ memset(buf, 0, 64); - if (TPG_TFO(tpg)->sess_get_initiator_sid != NULL) - TPG_TFO(tpg)->sess_get_initiator_sid(se_sess, + if (tpg->se_tpg_tfo->sess_get_initiator_sid != NULL) + tpg->se_tpg_tfo->sess_get_initiator_sid(se_sess, (unsigned char *)&buf[0], 64); ret = snprintf(page, PAGE_SIZE, "%s+i+%s\n", nacl->initiatorname, buf); @@ -1797,14 +1795,14 @@ static struct config_item_type target_stat_scsi_att_intr_port_cit = { */ void target_stat_setup_mappedlun_default_groups(struct se_lun_acl *lacl) { - struct config_group *ml_stat_grp = &ML_STAT_GRPS(lacl)->stat_group; + struct config_group *ml_stat_grp = &lacl->ml_stat_grps.stat_group; - config_group_init_type_name(&ML_STAT_GRPS(lacl)->scsi_auth_intr_group, + config_group_init_type_name(&lacl->ml_stat_grps.scsi_auth_intr_group, "scsi_auth_intr", &target_stat_scsi_auth_intr_cit); - config_group_init_type_name(&ML_STAT_GRPS(lacl)->scsi_att_intr_port_group, + config_group_init_type_name(&lacl->ml_stat_grps.scsi_att_intr_port_group, "scsi_att_intr_port", &target_stat_scsi_att_intr_port_cit); - ml_stat_grp->default_groups[0] = &ML_STAT_GRPS(lacl)->scsi_auth_intr_group; - ml_stat_grp->default_groups[1] = &ML_STAT_GRPS(lacl)->scsi_att_intr_port_group; + ml_stat_grp->default_groups[0] = &lacl->ml_stat_grps.scsi_auth_intr_group; + ml_stat_grp->default_groups[1] = &lacl->ml_stat_grps.scsi_att_intr_port_group; ml_stat_grp->default_groups[2] = NULL; } diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c index 179063d81cd..2f73749b815 100644 --- a/drivers/target/target_core_tmr.c +++ b/drivers/target/target_core_tmr.c @@ -117,7 +117,7 @@ int core_tmr_lun_reset( struct se_queue_req *qr, *qr_tmp; struct se_node_acl *tmr_nacl = NULL; struct se_portal_group *tmr_tpg = NULL; - struct se_queue_obj *qobj = dev->dev_queue_obj; + struct se_queue_obj *qobj = &dev->dev_queue_obj; struct se_tmr_req *tmr_p, *tmr_pp; struct se_task *task, *task_tmp; unsigned long flags; @@ -133,7 +133,7 @@ int core_tmr_lun_reset( * which the command was received shall be completed with TASK ABORTED * status (see SAM-4). */ - tas = DEV_ATTRIB(dev)->emulate_tas; + tas = dev->se_sub_dev->se_dev_attrib.emulate_tas; /* * Determine if this se_tmr is coming from a $FABRIC_MOD * or struct se_device passthrough.. @@ -144,13 +144,13 @@ int core_tmr_lun_reset( if (tmr_nacl && tmr_tpg) { DEBUG_LR("LUN_RESET: TMR caller fabric: %s" " initiator port %s\n", - TPG_TFO(tmr_tpg)->get_fabric_name(), + tmr_tpg->se_tpg_tfo->get_fabric_name(), tmr_nacl->initiatorname); } } DEBUG_LR("LUN_RESET: %s starting for [%s], tas: %d\n", (preempt_and_abort_list) ? "Preempt" : "TMR", - TRANSPORT(dev)->name, tas); + dev->transport->name, tas); /* * Release all pending and outgoing TMRs aside from the received * LUN_RESET tmr.. @@ -179,14 +179,14 @@ int core_tmr_lun_reset( continue; spin_unlock(&dev->se_tmr_lock); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->t_transport_active))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (!(atomic_read(&cmd->t_task->t_transport_active))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); spin_lock(&dev->se_tmr_lock); continue; } if (cmd->t_state == TRANSPORT_ISTATE_PROCESSING) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); spin_lock(&dev->se_tmr_lock); continue; } @@ -194,7 +194,7 @@ int core_tmr_lun_reset( " Response: 0x%02x, t_state: %d\n", (preempt_and_abort_list) ? "Preempt" : "", tmr_p, tmr_p->function, tmr_p->response, cmd->t_state); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_cmd_finish_abort_tmr(cmd); spin_lock(&dev->se_tmr_lock); @@ -224,16 +224,16 @@ int core_tmr_lun_reset( spin_lock_irqsave(&dev->execute_task_lock, flags); list_for_each_entry_safe(task, task_tmp, &dev->state_task_list, t_state_list) { - if (!(TASK_CMD(task))) { - printk(KERN_ERR "TASK_CMD(task) is NULL!\n"); + if (!task->task_se_cmd) { + printk(KERN_ERR "task->task_se_cmd is NULL!\n"); continue; } - cmd = TASK_CMD(task); + cmd = task->task_se_cmd; - if (!T_TASK(cmd)) { - printk(KERN_ERR "T_TASK(cmd) is NULL for task: %p cmd:" + if (!cmd->t_task) { + printk(KERN_ERR "cmd->t_task is NULL for task: %p cmd:" " %p ITT: 0x%08x\n", task, cmd, - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); continue; } /* @@ -254,38 +254,38 @@ int core_tmr_lun_reset( atomic_set(&task->task_state_active, 0); spin_unlock_irqrestore(&dev->execute_task_lock, flags); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); DEBUG_LR("LUN_RESET: %s cmd: %p task: %p" " ITT/CmdSN: 0x%08x/0x%08x, i_state: %d, t_state/" "def_t_state: %d/%d cdb: 0x%02x\n", (preempt_and_abort_list) ? "Preempt" : "", cmd, task, - CMD_TFO(cmd)->get_task_tag(cmd), 0, - CMD_TFO(cmd)->get_cmd_state(cmd), cmd->t_state, - cmd->deferred_t_state, T_TASK(cmd)->t_task_cdb[0]); + cmd->se_tfo->get_task_tag(cmd), 0, + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, + cmd->deferred_t_state, cmd->t_task->t_task_cdb[0]); DEBUG_LR("LUN_RESET: ITT[0x%08x] - pr_res_key: 0x%016Lx" " t_task_cdbs: %d t_task_cdbs_left: %d" " t_task_cdbs_sent: %d -- t_transport_active: %d" " t_transport_stop: %d t_transport_sent: %d\n", - CMD_TFO(cmd)->get_task_tag(cmd), cmd->pr_res_key, - T_TASK(cmd)->t_task_cdbs, - atomic_read(&T_TASK(cmd)->t_task_cdbs_left), - atomic_read(&T_TASK(cmd)->t_task_cdbs_sent), - atomic_read(&T_TASK(cmd)->t_transport_active), - atomic_read(&T_TASK(cmd)->t_transport_stop), - atomic_read(&T_TASK(cmd)->t_transport_sent)); + cmd->se_tfo->get_task_tag(cmd), cmd->pr_res_key, + cmd->t_task->t_task_cdbs, + atomic_read(&cmd->t_task->t_task_cdbs_left), + atomic_read(&cmd->t_task->t_task_cdbs_sent), + atomic_read(&cmd->t_task->t_transport_active), + atomic_read(&cmd->t_task->t_transport_stop), + atomic_read(&cmd->t_task->t_transport_sent)); if (atomic_read(&task->task_active)) { atomic_set(&task->task_stop, 1); spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); DEBUG_LR("LUN_RESET: Waiting for task: %p to shutdown" " for dev: %p\n", task, dev); wait_for_completion(&task->task_stop_comp); DEBUG_LR("LUN_RESET Completed task: %p shutdown for" " dev: %p\n", task, dev); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - atomic_dec(&T_TASK(cmd)->t_task_cdbs_left); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + atomic_dec(&cmd->t_task->t_task_cdbs_left); atomic_set(&task->task_active, 0); atomic_set(&task->task_stop, 0); @@ -295,24 +295,24 @@ int core_tmr_lun_reset( } __transport_stop_task_timer(task, &flags); - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_task_cdbs_ex_left))) { + if (!(atomic_dec_and_test(&cmd->t_task->t_task_cdbs_ex_left))) { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); DEBUG_LR("LUN_RESET: Skipping task: %p, dev: %p for" " t_task_cdbs_ex_left: %d\n", task, dev, - atomic_read(&T_TASK(cmd)->t_task_cdbs_ex_left)); + atomic_read(&cmd->t_task->t_task_cdbs_ex_left)); spin_lock_irqsave(&dev->execute_task_lock, flags); continue; } - fe_count = atomic_read(&T_TASK(cmd)->t_fe_count); + fe_count = atomic_read(&cmd->t_task->t_fe_count); - if (atomic_read(&T_TASK(cmd)->t_transport_active)) { + if (atomic_read(&cmd->t_task->t_transport_active)) { DEBUG_LR("LUN_RESET: got t_transport_active = 1 for" " task: %p, t_fe_count: %d dev: %p\n", task, fe_count, dev); - atomic_set(&T_TASK(cmd)->t_transport_aborted, 1); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + atomic_set(&cmd->t_task->t_transport_aborted, 1); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); core_tmr_handle_tas_abort(tmr_nacl, cmd, tas, fe_count); @@ -321,8 +321,8 @@ int core_tmr_lun_reset( } DEBUG_LR("LUN_RESET: Got t_transport_active = 0 for task: %p," " t_fe_count: %d dev: %p\n", task, fe_count, dev); - atomic_set(&T_TASK(cmd)->t_transport_aborted, 1); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + atomic_set(&cmd->t_task->t_transport_aborted, 1); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); core_tmr_handle_tas_abort(tmr_nacl, cmd, tas, fe_count); spin_lock_irqsave(&dev->execute_task_lock, flags); @@ -365,7 +365,7 @@ int core_tmr_lun_reset( if (prout_cmd == cmd) continue; - atomic_dec(&T_TASK(cmd)->t_transport_queue_active); + atomic_dec(&cmd->t_task->t_transport_queue_active); atomic_dec(&qobj->queue_cnt); list_del(&qr->qr_list); spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); @@ -376,7 +376,7 @@ int core_tmr_lun_reset( DEBUG_LR("LUN_RESET: %s from Device Queue: cmd: %p t_state:" " %d t_fe_count: %d\n", (preempt_and_abort_list) ? "Preempt" : "", cmd, state, - atomic_read(&T_TASK(cmd)->t_fe_count)); + atomic_read(&cmd->t_task->t_fe_count)); /* * Signal that the command has failed via cmd->se_cmd_flags, * and call TFO->new_cmd_failure() to wakeup any fabric @@ -388,7 +388,7 @@ int core_tmr_lun_reset( transport_new_cmd_failure(cmd); core_tmr_handle_tas_abort(tmr_nacl, cmd, tas, - atomic_read(&T_TASK(cmd)->t_fe_count)); + atomic_read(&cmd->t_task->t_fe_count)); spin_lock_irqsave(&qobj->cmd_queue_lock, flags); } spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); @@ -411,6 +411,6 @@ int core_tmr_lun_reset( DEBUG_LR("LUN_RESET: %s for [%s] Complete\n", (preempt_and_abort_list) ? "Preempt" : "TMR", - TRANSPORT(dev)->name); + dev->transport->name); return 0; } diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c index 5ec745fed93..448129f74cf 100644 --- a/drivers/target/target_core_tpg.c +++ b/drivers/target/target_core_tpg.c @@ -44,6 +44,12 @@ #include <target/target_core_fabric_ops.h> #include "target_core_hba.h" +#include "target_core_stat.h" + +extern struct se_device *g_lun0_dev; + +static DEFINE_SPINLOCK(tpg_lock); +static LIST_HEAD(tpg_list); /* core_clear_initiator_node_from_tpg(): * @@ -68,7 +74,7 @@ static void core_clear_initiator_node_from_tpg( if (!deve->se_lun) { printk(KERN_ERR "%s device entries device pointer is" " NULL, but Initiator has access.\n", - TPG_TFO(tpg)->get_fabric_name()); + tpg->se_tpg_tfo->get_fabric_name()); continue; } @@ -171,7 +177,7 @@ void core_tpg_add_node_to_devs( * By default in LIO-Target $FABRIC_MOD, * demo_mode_write_protect is ON, or READ_ONLY; */ - if (!(TPG_TFO(tpg)->tpg_check_demo_mode_write_protect(tpg))) { + if (!(tpg->se_tpg_tfo->tpg_check_demo_mode_write_protect(tpg))) { if (dev->dev_flags & DF_READ_ONLY) lun_access = TRANSPORT_LUNFLAGS_READ_ONLY; else @@ -181,7 +187,7 @@ void core_tpg_add_node_to_devs( * Allow only optical drives to issue R/W in default RO * demo mode. */ - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_DISK) + if (dev->transport->get_device_type(dev) == TYPE_DISK) lun_access = TRANSPORT_LUNFLAGS_READ_ONLY; else lun_access = TRANSPORT_LUNFLAGS_READ_WRITE; @@ -189,8 +195,8 @@ void core_tpg_add_node_to_devs( printk(KERN_INFO "TARGET_CORE[%s]->TPG[%u]_LUN[%u] - Adding %s" " access for LUN in Demo Mode\n", - TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), lun->unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->unpacked_lun, (lun_access == TRANSPORT_LUNFLAGS_READ_WRITE) ? "READ-WRITE" : "READ-ONLY"); @@ -211,7 +217,7 @@ static int core_set_queue_depth_for_node( { if (!acl->queue_depth) { printk(KERN_ERR "Queue depth for %s Initiator Node: %s is 0," - "defaulting to 1.\n", TPG_TFO(tpg)->get_fabric_name(), + "defaulting to 1.\n", tpg->se_tpg_tfo->get_fabric_name(), acl->initiatorname); acl->queue_depth = 1; } @@ -233,7 +239,7 @@ static int core_create_device_list_for_node(struct se_node_acl *nacl) if (!(nacl->device_list)) { printk(KERN_ERR "Unable to allocate memory for" " struct se_node_acl->device_list\n"); - return -1; + return -ENOMEM; } for (i = 0; i < TRANSPORT_MAX_LUNS_PER_TPG; i++) { deve = &nacl->device_list[i]; @@ -262,10 +268,10 @@ struct se_node_acl *core_tpg_check_initiator_node_acl( if ((acl)) return acl; - if (!(TPG_TFO(tpg)->tpg_check_demo_mode(tpg))) + if (!(tpg->se_tpg_tfo->tpg_check_demo_mode(tpg))) return NULL; - acl = TPG_TFO(tpg)->tpg_alloc_fabric_acl(tpg); + acl = tpg->se_tpg_tfo->tpg_alloc_fabric_acl(tpg); if (!(acl)) return NULL; @@ -274,23 +280,23 @@ struct se_node_acl *core_tpg_check_initiator_node_acl( spin_lock_init(&acl->device_list_lock); spin_lock_init(&acl->nacl_sess_lock); atomic_set(&acl->acl_pr_ref_count, 0); - acl->queue_depth = TPG_TFO(tpg)->tpg_get_default_depth(tpg); + acl->queue_depth = tpg->se_tpg_tfo->tpg_get_default_depth(tpg); snprintf(acl->initiatorname, TRANSPORT_IQN_LEN, "%s", initiatorname); acl->se_tpg = tpg; acl->acl_index = scsi_get_new_index(SCSI_AUTH_INTR_INDEX); spin_lock_init(&acl->stats_lock); acl->dynamic_node_acl = 1; - TPG_TFO(tpg)->set_default_node_attributes(acl); + tpg->se_tpg_tfo->set_default_node_attributes(acl); if (core_create_device_list_for_node(acl) < 0) { - TPG_TFO(tpg)->tpg_release_fabric_acl(tpg, acl); + tpg->se_tpg_tfo->tpg_release_fabric_acl(tpg, acl); return NULL; } if (core_set_queue_depth_for_node(tpg, acl) < 0) { core_free_device_list_for_node(acl, tpg); - TPG_TFO(tpg)->tpg_release_fabric_acl(tpg, acl); + tpg->se_tpg_tfo->tpg_release_fabric_acl(tpg, acl); return NULL; } @@ -302,9 +308,9 @@ struct se_node_acl *core_tpg_check_initiator_node_acl( spin_unlock_bh(&tpg->acl_node_lock); printk("%s_TPG[%u] - Added DYNAMIC ACL with TCQ Depth: %d for %s" - " Initiator Node: %s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), acl->queue_depth, - TPG_TFO(tpg)->get_fabric_name(), initiatorname); + " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, + tpg->se_tpg_tfo->get_fabric_name(), initiatorname); return acl; } @@ -355,8 +361,8 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( if (acl->dynamic_node_acl) { acl->dynamic_node_acl = 0; printk(KERN_INFO "%s_TPG[%u] - Replacing dynamic ACL" - " for %s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), initiatorname); + " for %s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), initiatorname); spin_unlock_bh(&tpg->acl_node_lock); /* * Release the locally allocated struct se_node_acl @@ -364,15 +370,15 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( * a pointer to an existing demo mode node ACL. */ if (se_nacl) - TPG_TFO(tpg)->tpg_release_fabric_acl(tpg, + tpg->se_tpg_tfo->tpg_release_fabric_acl(tpg, se_nacl); goto done; } printk(KERN_ERR "ACL entry for %s Initiator" " Node %s already exists for TPG %u, ignoring" - " request.\n", TPG_TFO(tpg)->get_fabric_name(), - initiatorname, TPG_TFO(tpg)->tpg_get_tag(tpg)); + " request.\n", tpg->se_tpg_tfo->get_fabric_name(), + initiatorname, tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock_bh(&tpg->acl_node_lock); return ERR_PTR(-EEXIST); } @@ -400,16 +406,16 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( acl->acl_index = scsi_get_new_index(SCSI_AUTH_INTR_INDEX); spin_lock_init(&acl->stats_lock); - TPG_TFO(tpg)->set_default_node_attributes(acl); + tpg->se_tpg_tfo->set_default_node_attributes(acl); if (core_create_device_list_for_node(acl) < 0) { - TPG_TFO(tpg)->tpg_release_fabric_acl(tpg, acl); + tpg->se_tpg_tfo->tpg_release_fabric_acl(tpg, acl); return ERR_PTR(-ENOMEM); } if (core_set_queue_depth_for_node(tpg, acl) < 0) { core_free_device_list_for_node(acl, tpg); - TPG_TFO(tpg)->tpg_release_fabric_acl(tpg, acl); + tpg->se_tpg_tfo->tpg_release_fabric_acl(tpg, acl); return ERR_PTR(-EINVAL); } @@ -420,9 +426,9 @@ struct se_node_acl *core_tpg_add_initiator_node_acl( done: printk(KERN_INFO "%s_TPG[%hu] - Added ACL with TCQ Depth: %d for %s" - " Initiator Node: %s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), acl->queue_depth, - TPG_TFO(tpg)->get_fabric_name(), initiatorname); + " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, + tpg->se_tpg_tfo->get_fabric_name(), initiatorname); return acl; } @@ -457,7 +463,7 @@ int core_tpg_del_initiator_node_acl( /* * Determine if the session needs to be closed by our context. */ - if (!(TPG_TFO(tpg)->shutdown_session(sess))) + if (!(tpg->se_tpg_tfo->shutdown_session(sess))) continue; spin_unlock_bh(&tpg->session_lock); @@ -465,7 +471,7 @@ int core_tpg_del_initiator_node_acl( * If the $FABRIC_MOD session for the Initiator Node ACL exists, * forcefully shutdown the $FABRIC_MOD session/nexus. */ - TPG_TFO(tpg)->close_session(sess); + tpg->se_tpg_tfo->close_session(sess); spin_lock_bh(&tpg->session_lock); } @@ -476,9 +482,9 @@ int core_tpg_del_initiator_node_acl( core_free_device_list_for_node(acl, tpg); printk(KERN_INFO "%s_TPG[%hu] - Deleted ACL with TCQ Depth: %d for %s" - " Initiator Node: %s\n", TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg), acl->queue_depth, - TPG_TFO(tpg)->get_fabric_name(), acl->initiatorname); + " Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth, + tpg->se_tpg_tfo->get_fabric_name(), acl->initiatorname); return 0; } @@ -503,8 +509,8 @@ int core_tpg_set_initiator_node_queue_depth( if (!(acl)) { printk(KERN_ERR "Access Control List entry for %s Initiator" " Node %s does not exists for TPG %hu, ignoring" - " request.\n", TPG_TFO(tpg)->get_fabric_name(), - initiatorname, TPG_TFO(tpg)->tpg_get_tag(tpg)); + " request.\n", tpg->se_tpg_tfo->get_fabric_name(), + initiatorname, tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock_bh(&tpg->acl_node_lock); return -ENODEV; } @@ -525,7 +531,7 @@ int core_tpg_set_initiator_node_queue_depth( " operational. To forcefully change the queue" " depth and force session reinstatement" " use the \"force=1\" parameter.\n", - TPG_TFO(tpg)->get_fabric_name(), initiatorname); + tpg->se_tpg_tfo->get_fabric_name(), initiatorname); spin_unlock_bh(&tpg->session_lock); spin_lock_bh(&tpg->acl_node_lock); @@ -537,7 +543,7 @@ int core_tpg_set_initiator_node_queue_depth( /* * Determine if the session needs to be closed by our context. */ - if (!(TPG_TFO(tpg)->shutdown_session(sess))) + if (!(tpg->se_tpg_tfo->shutdown_session(sess))) continue; init_sess = sess; @@ -549,7 +555,7 @@ int core_tpg_set_initiator_node_queue_depth( * Change the value in the Node's struct se_node_acl, and call * core_set_queue_depth_for_node() to add the requested queue depth. * - * Finally call TPG_TFO(tpg)->close_session() to force session + * Finally call tpg->se_tpg_tfo->close_session() to force session * reinstatement to occur if there is an active session for the * $FABRIC_MOD Initiator Node in question. */ @@ -561,10 +567,10 @@ int core_tpg_set_initiator_node_queue_depth( * Force session reinstatement if * core_set_queue_depth_for_node() failed, because we assume * the $FABRIC_MOD has already the set session reinstatement - * bit from TPG_TFO(tpg)->shutdown_session() called above. + * bit from tpg->se_tpg_tfo->shutdown_session() called above. */ if (init_sess) - TPG_TFO(tpg)->close_session(init_sess); + tpg->se_tpg_tfo->close_session(init_sess); spin_lock_bh(&tpg->acl_node_lock); if (dynamic_acl) @@ -578,12 +584,12 @@ int core_tpg_set_initiator_node_queue_depth( * forcefully shutdown the $FABRIC_MOD session/nexus. */ if (init_sess) - TPG_TFO(tpg)->close_session(init_sess); + tpg->se_tpg_tfo->close_session(init_sess); printk(KERN_INFO "Successfuly changed queue depth to: %d for Initiator" " Node: %s on %s Target Portal Group: %u\n", queue_depth, - initiatorname, TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg)); + initiatorname, tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_lock_bh(&tpg->acl_node_lock); if (dynamic_acl) @@ -597,7 +603,7 @@ EXPORT_SYMBOL(core_tpg_set_initiator_node_queue_depth); static int core_tpg_setup_virtual_lun0(struct se_portal_group *se_tpg) { /* Set in core_dev_setup_virtual_lun0() */ - struct se_device *dev = se_global->g_lun0_dev; + struct se_device *dev = g_lun0_dev; struct se_lun *lun = &se_tpg->tpg_virt_lun0; u32 lun_access = TRANSPORT_LUNFLAGS_READ_ONLY; int ret; @@ -614,7 +620,7 @@ static int core_tpg_setup_virtual_lun0(struct se_portal_group *se_tpg) ret = core_tpg_post_addlun(se_tpg, lun, lun_access, dev); if (ret < 0) - return -1; + return ret; return 0; } @@ -663,7 +669,7 @@ int core_tpg_register( se_tpg->se_tpg_wwn = se_wwn; atomic_set(&se_tpg->tpg_pr_ref_count, 0); INIT_LIST_HEAD(&se_tpg->acl_node_list); - INIT_LIST_HEAD(&se_tpg->se_tpg_list); + INIT_LIST_HEAD(&se_tpg->se_tpg_node); INIT_LIST_HEAD(&se_tpg->tpg_sess_list); spin_lock_init(&se_tpg->acl_node_lock); spin_lock_init(&se_tpg->session_lock); @@ -676,9 +682,9 @@ int core_tpg_register( } } - spin_lock_bh(&se_global->se_tpg_lock); - list_add_tail(&se_tpg->se_tpg_list, &se_global->g_se_tpg_list); - spin_unlock_bh(&se_global->se_tpg_lock); + spin_lock_bh(&tpg_lock); + list_add_tail(&se_tpg->se_tpg_node, &tpg_list); + spin_unlock_bh(&tpg_lock); printk(KERN_INFO "TARGET_CORE[%s]: Allocated %s struct se_portal_group for" " endpoint: %s, Portal Tag: %u\n", tfo->get_fabric_name(), @@ -697,13 +703,13 @@ int core_tpg_deregister(struct se_portal_group *se_tpg) printk(KERN_INFO "TARGET_CORE[%s]: Deallocating %s struct se_portal_group" " for endpoint: %s Portal Tag %u\n", (se_tpg->se_tpg_type == TRANSPORT_TPG_TYPE_NORMAL) ? - "Normal" : "Discovery", TPG_TFO(se_tpg)->get_fabric_name(), - TPG_TFO(se_tpg)->tpg_get_wwn(se_tpg), - TPG_TFO(se_tpg)->tpg_get_tag(se_tpg)); + "Normal" : "Discovery", se_tpg->se_tpg_tfo->get_fabric_name(), + se_tpg->se_tpg_tfo->tpg_get_wwn(se_tpg), + se_tpg->se_tpg_tfo->tpg_get_tag(se_tpg)); - spin_lock_bh(&se_global->se_tpg_lock); - list_del(&se_tpg->se_tpg_list); - spin_unlock_bh(&se_global->se_tpg_lock); + spin_lock_bh(&tpg_lock); + list_del(&se_tpg->se_tpg_node); + spin_unlock_bh(&tpg_lock); while (atomic_read(&se_tpg->tpg_pr_ref_count) != 0) cpu_relax(); @@ -721,7 +727,7 @@ int core_tpg_deregister(struct se_portal_group *se_tpg) core_tpg_wait_for_nacl_pr_ref(nacl); core_free_device_list_for_node(nacl, se_tpg); - TPG_TFO(se_tpg)->tpg_release_fabric_acl(se_tpg, nacl); + se_tpg->se_tpg_tfo->tpg_release_fabric_acl(se_tpg, nacl); spin_lock_bh(&se_tpg->acl_node_lock); } @@ -745,9 +751,9 @@ struct se_lun *core_tpg_pre_addlun( if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" "-1: %u for Target Portal Group: %u\n", - TPG_TFO(tpg)->get_fabric_name(), + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->tpg_get_tag(tpg)); return ERR_PTR(-EOVERFLOW); } @@ -756,8 +762,8 @@ struct se_lun *core_tpg_pre_addlun( if (lun->lun_status == TRANSPORT_LUN_STATUS_ACTIVE) { printk(KERN_ERR "TPG Logical Unit Number: %u is already active" " on %s Target Portal Group: %u, ignoring request.\n", - unpacked_lun, TPG_TFO(tpg)->get_fabric_name(), - TPG_TFO(tpg)->tpg_get_tag(tpg)); + unpacked_lun, tpg->se_tpg_tfo->get_fabric_name(), + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return ERR_PTR(-EINVAL); } @@ -772,8 +778,11 @@ int core_tpg_post_addlun( u32 lun_access, void *lun_ptr) { - if (core_dev_export(lun_ptr, tpg, lun) < 0) - return -1; + int ret; + + ret = core_dev_export(lun_ptr, tpg, lun); + if (ret < 0) + return ret; spin_lock(&tpg->tpg_lun_lock); lun->lun_access = lun_access; @@ -801,9 +810,9 @@ struct se_lun *core_tpg_pre_dellun( if (unpacked_lun > (TRANSPORT_MAX_LUNS_PER_TPG-1)) { printk(KERN_ERR "%s LUN: %u exceeds TRANSPORT_MAX_LUNS_PER_TPG" "-1: %u for Target Portal Group: %u\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, TRANSPORT_MAX_LUNS_PER_TPG-1, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->tpg_get_tag(tpg)); return ERR_PTR(-EOVERFLOW); } @@ -812,8 +821,8 @@ struct se_lun *core_tpg_pre_dellun( if (lun->lun_status != TRANSPORT_LUN_STATUS_ACTIVE) { printk(KERN_ERR "%s Logical Unit Number: %u is not active on" " Target Portal Group: %u, ignoring request.\n", - TPG_TFO(tpg)->get_fabric_name(), unpacked_lun, - TPG_TFO(tpg)->tpg_get_tag(tpg)); + tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, + tpg->se_tpg_tfo->tpg_get_tag(tpg)); spin_unlock(&tpg->tpg_lun_lock); return ERR_PTR(-ENODEV); } diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 188225161a7..e4406c9e66e 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -184,7 +184,7 @@ #define DEBUG_STA(x...) #endif -struct se_global *se_global; +static int sub_api_initialized; static struct kmem_cache *se_cmd_cache; static struct kmem_cache *se_sess_cache; @@ -227,26 +227,8 @@ static void transport_remove_cmd_from_queue(struct se_cmd *cmd, static int transport_set_sense_codes(struct se_cmd *cmd, u8 asc, u8 ascq); static void transport_stop_all_task_timers(struct se_cmd *cmd); -int init_se_global(void) +int init_se_kmem_caches(void) { - struct se_global *global; - - global = kzalloc(sizeof(struct se_global), GFP_KERNEL); - if (!(global)) { - printk(KERN_ERR "Unable to allocate memory for struct se_global\n"); - return -1; - } - - INIT_LIST_HEAD(&global->g_lu_gps_list); - INIT_LIST_HEAD(&global->g_se_tpg_list); - INIT_LIST_HEAD(&global->g_hba_list); - INIT_LIST_HEAD(&global->g_se_dev_list); - spin_lock_init(&global->g_device_lock); - spin_lock_init(&global->hba_lock); - spin_lock_init(&global->se_tpg_lock); - spin_lock_init(&global->lu_gps_lock); - spin_lock_init(&global->plugin_class_lock); - se_cmd_cache = kmem_cache_create("se_cmd_cache", sizeof(struct se_cmd), __alignof__(struct se_cmd), 0, NULL); if (!(se_cmd_cache)) { @@ -325,8 +307,6 @@ int init_se_global(void) goto out; } - se_global = global; - return 0; out: if (se_cmd_cache) @@ -349,18 +329,11 @@ out: kmem_cache_destroy(t10_alua_tg_pt_gp_cache); if (t10_alua_tg_pt_gp_mem_cache) kmem_cache_destroy(t10_alua_tg_pt_gp_mem_cache); - kfree(global); - return -1; + return -ENOMEM; } -void release_se_global(void) +void release_se_kmem_caches(void) { - struct se_global *global; - - global = se_global; - if (!(global)) - return; - kmem_cache_destroy(se_cmd_cache); kmem_cache_destroy(se_tmr_req_cache); kmem_cache_destroy(se_sess_cache); @@ -371,23 +344,11 @@ void release_se_global(void) kmem_cache_destroy(t10_alua_lu_gp_mem_cache); kmem_cache_destroy(t10_alua_tg_pt_gp_cache); kmem_cache_destroy(t10_alua_tg_pt_gp_mem_cache); - kfree(global); - - se_global = NULL; } -/* SCSI statistics table index */ -static struct scsi_index_table scsi_index_table; - -/* - * Initialize the index table for allocating unique row indexes to various mib - * tables. - */ -void init_scsi_index_table(void) -{ - memset(&scsi_index_table, 0, sizeof(struct scsi_index_table)); - spin_lock_init(&scsi_index_table.lock); -} +/* This code ensures unique mib indexes are handed out. */ +static DEFINE_SPINLOCK(scsi_mib_index_lock); +static u32 scsi_mib_index[SCSI_INDEX_TYPE_MAX]; /* * Allocate a new row index for the entry type specified @@ -396,16 +357,11 @@ u32 scsi_get_new_index(scsi_index_t type) { u32 new_index; - if ((type < 0) || (type >= SCSI_INDEX_TYPE_MAX)) { - printk(KERN_ERR "Invalid index type %d\n", type); - return -EINVAL; - } + BUG_ON((type < 0) || (type >= SCSI_INDEX_TYPE_MAX)); - spin_lock(&scsi_index_table.lock); - new_index = ++scsi_index_table.scsi_mib_index[type]; - if (new_index == 0) - new_index = ++scsi_index_table.scsi_mib_index[type]; - spin_unlock(&scsi_index_table.lock); + spin_lock(&scsi_mib_index_lock); + new_index = ++scsi_mib_index[type]; + spin_unlock(&scsi_mib_index_lock); return new_index; } @@ -444,15 +400,18 @@ static int transport_subsystem_reqmods(void) int transport_subsystem_check_init(void) { - if (se_global->g_sub_api_initialized) + int ret; + + if (sub_api_initialized) return 0; /* * Request the loading of known TCM subsystem plugins.. */ - if (transport_subsystem_reqmods() < 0) - return -1; + ret = transport_subsystem_reqmods(); + if (ret < 0) + return ret; - se_global->g_sub_api_initialized = 1; + sub_api_initialized = 1; return 0; } @@ -497,9 +456,9 @@ void __transport_register_session( * If the fabric module supports an ISID based TransportID, * save this value in binary from the fabric I_T Nexus now. */ - if (TPG_TFO(se_tpg)->sess_get_initiator_sid != NULL) { + if (se_tpg->se_tpg_tfo->sess_get_initiator_sid != NULL) { memset(&buf[0], 0, PR_REG_ISID_LEN); - TPG_TFO(se_tpg)->sess_get_initiator_sid(se_sess, + se_tpg->se_tpg_tfo->sess_get_initiator_sid(se_sess, &buf[0], PR_REG_ISID_LEN); se_sess->sess_bin_isid = get_unaligned_be64(&buf[0]); } @@ -517,7 +476,7 @@ void __transport_register_session( list_add_tail(&se_sess->sess_list, &se_tpg->tpg_sess_list); printk(KERN_INFO "TARGET_CORE[%s]: Registered fabric_sess_ptr: %p\n", - TPG_TFO(se_tpg)->get_fabric_name(), se_sess->fabric_sess_ptr); + se_tpg->se_tpg_tfo->get_fabric_name(), se_sess->fabric_sess_ptr); } EXPORT_SYMBOL(__transport_register_session); @@ -591,7 +550,7 @@ void transport_deregister_session(struct se_session *se_sess) if ((se_nacl)) { spin_lock_bh(&se_tpg->acl_node_lock); if (se_nacl->dynamic_node_acl) { - if (!(TPG_TFO(se_tpg)->tpg_check_demo_mode_cache( + if (!(se_tpg->se_tpg_tfo->tpg_check_demo_mode_cache( se_tpg))) { list_del(&se_nacl->acl_list); se_tpg->num_node_acls--; @@ -599,7 +558,7 @@ void transport_deregister_session(struct se_session *se_sess) core_tpg_wait_for_nacl_pr_ref(se_nacl); core_free_device_list_for_node(se_nacl, se_tpg); - TPG_TFO(se_tpg)->tpg_release_fabric_acl(se_tpg, + se_tpg->se_tpg_tfo->tpg_release_fabric_acl(se_tpg, se_nacl); spin_lock_bh(&se_tpg->acl_node_lock); } @@ -610,12 +569,12 @@ void transport_deregister_session(struct se_session *se_sess) transport_free_session(se_sess); printk(KERN_INFO "TARGET_CORE[%s]: Deregistered fabric_sess\n", - TPG_TFO(se_tpg)->get_fabric_name()); + se_tpg->se_tpg_tfo->get_fabric_name()); } EXPORT_SYMBOL(transport_deregister_session); /* - * Called with T_TASK(cmd)->t_state_lock held. + * Called with cmd->t_task->t_state_lock held. */ static void transport_all_task_dev_remove_state(struct se_cmd *cmd) { @@ -623,10 +582,10 @@ static void transport_all_task_dev_remove_state(struct se_cmd *cmd) struct se_task *task; unsigned long flags; - if (!T_TASK(cmd)) + if (!cmd->t_task) return; - list_for_each_entry(task, &T_TASK(cmd)->t_task_list, t_list) { + list_for_each_entry(task, &cmd->t_task->t_task_list, t_list) { dev = task->se_dev; if (!(dev)) continue; @@ -640,11 +599,11 @@ static void transport_all_task_dev_remove_state(struct se_cmd *cmd) spin_lock_irqsave(&dev->execute_task_lock, flags); list_del(&task->t_state_list); DEBUG_TSTATE("Removed ITT: 0x%08x dev: %p task[%p]\n", - CMD_TFO(cmd)->tfo_get_task_tag(cmd), dev, task); + cmd->se_tfo->tfo_get_task_tag(cmd), dev, task); spin_unlock_irqrestore(&dev->execute_task_lock, flags); atomic_set(&task->task_state_active, 0); - atomic_dec(&T_TASK(cmd)->t_task_cdbs_ex_left); + atomic_dec(&cmd->t_task->t_task_cdbs_ex_left); } } @@ -663,34 +622,34 @@ static int transport_cmd_check_stop( { unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); /* * Determine if IOCTL context caller in requesting the stopping of this * command for LUN shutdown purposes. */ - if (atomic_read(&T_TASK(cmd)->transport_lun_stop)) { - DEBUG_CS("%s:%d atomic_read(&T_TASK(cmd)->transport_lun_stop)" + if (atomic_read(&cmd->t_task->transport_lun_stop)) { + DEBUG_CS("%s:%d atomic_read(&cmd->t_task->transport_lun_stop)" " == TRUE for ITT: 0x%08x\n", __func__, __LINE__, - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); cmd->deferred_t_state = cmd->t_state; cmd->t_state = TRANSPORT_DEFERRED_CMD; - atomic_set(&T_TASK(cmd)->t_transport_active, 0); + atomic_set(&cmd->t_task->t_transport_active, 0); if (transport_off == 2) transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); - complete(&T_TASK(cmd)->transport_lun_stop_comp); + complete(&cmd->t_task->transport_lun_stop_comp); return 1; } /* * Determine if frontend context caller is requesting the stopping of - * this command for frontend excpections. + * this command for frontend exceptions. */ - if (atomic_read(&T_TASK(cmd)->t_transport_stop)) { - DEBUG_CS("%s:%d atomic_read(&T_TASK(cmd)->t_transport_stop) ==" + if (atomic_read(&cmd->t_task->t_transport_stop)) { + DEBUG_CS("%s:%d atomic_read(&cmd->t_task->t_transport_stop) ==" " TRUE for ITT: 0x%08x\n", __func__, __LINE__, - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); cmd->deferred_t_state = cmd->t_state; cmd->t_state = TRANSPORT_DEFERRED_CMD; @@ -703,13 +662,13 @@ static int transport_cmd_check_stop( */ if (transport_off == 2) cmd->se_lun = NULL; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); - complete(&T_TASK(cmd)->t_transport_stop_comp); + complete(&cmd->t_task->t_transport_stop_comp); return 1; } if (transport_off) { - atomic_set(&T_TASK(cmd)->t_transport_active, 0); + atomic_set(&cmd->t_task->t_transport_active, 0); if (transport_off == 2) { transport_all_task_dev_remove_state(cmd); /* @@ -722,20 +681,20 @@ static int transport_cmd_check_stop( * their internally allocated I/O reference now and * struct se_cmd now. */ - if (CMD_TFO(cmd)->check_stop_free != NULL) { + if (cmd->se_tfo->check_stop_free != NULL) { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); - CMD_TFO(cmd)->check_stop_free(cmd); + cmd->se_tfo->check_stop_free(cmd); return 1; } } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 0; } else if (t_state) cmd->t_state = t_state; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 0; } @@ -747,30 +706,30 @@ static int transport_cmd_check_stop_to_fabric(struct se_cmd *cmd) static void transport_lun_remove_cmd(struct se_cmd *cmd) { - struct se_lun *lun = SE_LUN(cmd); + struct se_lun *lun = cmd->se_lun; unsigned long flags; if (!lun) return; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->transport_dev_active))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (!(atomic_read(&cmd->t_task->transport_dev_active))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); goto check_lun; } - atomic_set(&T_TASK(cmd)->transport_dev_active, 0); + atomic_set(&cmd->t_task->transport_dev_active, 0); transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); check_lun: spin_lock_irqsave(&lun->lun_cmd_lock, flags); - if (atomic_read(&T_TASK(cmd)->transport_lun_active)) { + if (atomic_read(&cmd->t_task->transport_lun_active)) { list_del(&cmd->se_lun_list); - atomic_set(&T_TASK(cmd)->transport_lun_active, 0); + atomic_set(&cmd->t_task->transport_lun_active, 0); #if 0 printk(KERN_INFO "Removed ITT: 0x%08x from LUN LIST[%d]\n" - CMD_TFO(cmd)->get_task_tag(cmd), lun->unpacked_lun); + cmd->se_tfo->get_task_tag(cmd), lun->unpacked_lun); #endif } spin_unlock_irqrestore(&lun->lun_cmd_lock, flags); @@ -778,7 +737,7 @@ check_lun: void transport_cmd_finish_abort(struct se_cmd *cmd, int remove) { - transport_remove_cmd_from_queue(cmd, SE_DEV(cmd)->dev_queue_obj); + transport_remove_cmd_from_queue(cmd, &cmd->se_lun->lun_se_dev->dev_queue_obj); transport_lun_remove_cmd(cmd); if (transport_cmd_check_stop_to_fabric(cmd)) @@ -789,7 +748,7 @@ void transport_cmd_finish_abort(struct se_cmd *cmd, int remove) void transport_cmd_finish_abort_tmr(struct se_cmd *cmd) { - transport_remove_cmd_from_queue(cmd, SE_DEV(cmd)->dev_queue_obj); + transport_remove_cmd_from_queue(cmd, &cmd->se_lun->lun_se_dev->dev_queue_obj); if (transport_cmd_check_stop_to_fabric(cmd)) return; @@ -802,7 +761,7 @@ static int transport_add_cmd_to_queue( int t_state) { struct se_device *dev = cmd->se_dev; - struct se_queue_obj *qobj = dev->dev_queue_obj; + struct se_queue_obj *qobj = &dev->dev_queue_obj; struct se_queue_req *qr; unsigned long flags; @@ -810,23 +769,23 @@ static int transport_add_cmd_to_queue( if (!(qr)) { printk(KERN_ERR "Unable to allocate memory for" " struct se_queue_req\n"); - return -1; + return -ENOMEM; } INIT_LIST_HEAD(&qr->qr_list); - qr->cmd = (void *)cmd; + qr->cmd = cmd; qr->state = t_state; if (t_state) { - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); cmd->t_state = t_state; - atomic_set(&T_TASK(cmd)->t_transport_active, 1); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + atomic_set(&cmd->t_task->t_transport_active, 1); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } spin_lock_irqsave(&qobj->cmd_queue_lock, flags); list_add_tail(&qr->qr_list, &qobj->qobj_list); - atomic_inc(&T_TASK(cmd)->t_transport_queue_active); + atomic_inc(&cmd->t_task->t_transport_queue_active); spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); atomic_inc(&qobj->queue_cnt); @@ -838,31 +797,8 @@ static int transport_add_cmd_to_queue( * Called with struct se_queue_obj->cmd_queue_lock held. */ static struct se_queue_req * -__transport_get_qr_from_queue(struct se_queue_obj *qobj) -{ - struct se_cmd *cmd; - struct se_queue_req *qr = NULL; - - if (list_empty(&qobj->qobj_list)) - return NULL; - - list_for_each_entry(qr, &qobj->qobj_list, qr_list) - break; - - if (qr->cmd) { - cmd = (struct se_cmd *)qr->cmd; - atomic_dec(&T_TASK(cmd)->t_transport_queue_active); - } - list_del(&qr->qr_list); - atomic_dec(&qobj->queue_cnt); - - return qr; -} - -static struct se_queue_req * transport_get_qr_from_queue(struct se_queue_obj *qobj) { - struct se_cmd *cmd; struct se_queue_req *qr; unsigned long flags; @@ -875,10 +811,9 @@ transport_get_qr_from_queue(struct se_queue_obj *qobj) list_for_each_entry(qr, &qobj->qobj_list, qr_list) break; - if (qr->cmd) { - cmd = (struct se_cmd *)qr->cmd; - atomic_dec(&T_TASK(cmd)->t_transport_queue_active); - } + if (qr->cmd) + atomic_dec(&qr->cmd->t_task->t_transport_queue_active); + list_del(&qr->qr_list); atomic_dec(&qobj->queue_cnt); spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); @@ -889,32 +824,30 @@ transport_get_qr_from_queue(struct se_queue_obj *qobj) static void transport_remove_cmd_from_queue(struct se_cmd *cmd, struct se_queue_obj *qobj) { - struct se_cmd *q_cmd; struct se_queue_req *qr = NULL, *qr_p = NULL; unsigned long flags; spin_lock_irqsave(&qobj->cmd_queue_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->t_transport_queue_active))) { + if (!(atomic_read(&cmd->t_task->t_transport_queue_active))) { spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); return; } list_for_each_entry_safe(qr, qr_p, &qobj->qobj_list, qr_list) { - q_cmd = (struct se_cmd *)qr->cmd; - if (q_cmd != cmd) + if (qr->cmd != cmd) continue; - atomic_dec(&T_TASK(q_cmd)->t_transport_queue_active); + atomic_dec(&qr->cmd->t_task->t_transport_queue_active); atomic_dec(&qobj->queue_cnt); list_del(&qr->qr_list); kfree(qr); } spin_unlock_irqrestore(&qobj->cmd_queue_lock, flags); - if (atomic_read(&T_TASK(cmd)->t_transport_queue_active)) { + if (atomic_read(&cmd->t_task->t_transport_queue_active)) { printk(KERN_ERR "ITT: 0x%08x t_transport_queue_active: %d\n", - CMD_TFO(cmd)->get_task_tag(cmd), - atomic_read(&T_TASK(cmd)->t_transport_queue_active)); + cmd->se_tfo->get_task_tag(cmd), + atomic_read(&cmd->t_task->t_transport_queue_active)); } } @@ -924,7 +857,7 @@ static void transport_remove_cmd_from_queue(struct se_cmd *cmd, */ void transport_complete_sync_cache(struct se_cmd *cmd, int good) { - struct se_task *task = list_entry(T_TASK(cmd)->t_task_list.next, + struct se_task *task = list_entry(cmd->t_task->t_task_list.next, struct se_task, t_list); if (good) { @@ -933,7 +866,7 @@ void transport_complete_sync_cache(struct se_cmd *cmd, int good) } else { task->task_scsi_status = SAM_STAT_CHECK_CONDITION; task->task_error_status = PYX_TRANSPORT_ILLEGAL_REQUEST; - TASK_CMD(task)->transport_error_status = + task->task_se_cmd->transport_error_status = PYX_TRANSPORT_ILLEGAL_REQUEST; } @@ -948,22 +881,18 @@ EXPORT_SYMBOL(transport_complete_sync_cache); */ void transport_complete_task(struct se_task *task, int success) { - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; struct se_device *dev = task->se_dev; int t_state; unsigned long flags; #if 0 printk(KERN_INFO "task: %p CDB: 0x%02x obj_ptr: %p\n", task, - T_TASK(cmd)->t_task_cdb[0], dev); + cmd->t_task->t_task_cdb[0], dev); #endif - if (dev) { - spin_lock_irqsave(&SE_HBA(dev)->hba_queue_lock, flags); + if (dev) atomic_inc(&dev->depth_left); - atomic_inc(&SE_HBA(dev)->left_queue_depth); - spin_unlock_irqrestore(&SE_HBA(dev)->hba_queue_lock, flags); - } - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); atomic_set(&task->task_active, 0); /* @@ -985,14 +914,14 @@ void transport_complete_task(struct se_task *task, int success) */ if (atomic_read(&task->task_stop)) { /* - * Decrement T_TASK(cmd)->t_se_count if this task had + * Decrement cmd->t_task->t_se_count if this task had * previously thrown its timeout exception handler. */ if (atomic_read(&task->task_timeout)) { - atomic_dec(&T_TASK(cmd)->t_se_count); + atomic_dec(&cmd->t_task->t_se_count); atomic_set(&task->task_timeout, 0); } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); complete(&task->task_stop_comp); return; @@ -1004,33 +933,33 @@ void transport_complete_task(struct se_task *task, int success) */ if (atomic_read(&task->task_timeout)) { if (!(atomic_dec_and_test( - &T_TASK(cmd)->t_task_cdbs_timeout_left))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + &cmd->t_task->t_task_cdbs_timeout_left))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } t_state = TRANSPORT_COMPLETE_TIMEOUT; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_add_cmd_to_queue(cmd, t_state); return; } - atomic_dec(&T_TASK(cmd)->t_task_cdbs_timeout_left); + atomic_dec(&cmd->t_task->t_task_cdbs_timeout_left); /* * Decrement the outstanding t_task_cdbs_left count. The last * struct se_task from struct se_cmd will complete itself into the * device queue depending upon int success. */ - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_task_cdbs_left))) { + if (!(atomic_dec_and_test(&cmd->t_task->t_task_cdbs_left))) { if (!success) - T_TASK(cmd)->t_tasks_failed = 1; + cmd->t_task->t_tasks_failed = 1; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } - if (!success || T_TASK(cmd)->t_tasks_failed) { + if (!success || cmd->t_task->t_tasks_failed) { t_state = TRANSPORT_COMPLETE_FAILURE; if (!task->task_error_status) { task->task_error_status = @@ -1039,10 +968,10 @@ void transport_complete_task(struct se_task *task, int success) PYX_TRANSPORT_UNKNOWN_SAM_OPCODE; } } else { - atomic_set(&T_TASK(cmd)->t_transport_complete, 1); + atomic_set(&cmd->t_task->t_transport_complete, 1); t_state = TRANSPORT_COMPLETE_OK; } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_add_cmd_to_queue(cmd, t_state); } @@ -1125,7 +1054,7 @@ static void __transport_add_task_to_execute_queue( atomic_set(&task->task_state_active, 1); DEBUG_TSTATE("Added ITT: 0x%08x task[%p] to dev: %p\n", - CMD_TFO(task->task_se_cmd)->get_task_tag(task->task_se_cmd), + task->task_se_cmd->se_tfo->get_task_tag(task->task_se_cmd), task, dev); } @@ -1135,8 +1064,8 @@ static void transport_add_tasks_to_state_queue(struct se_cmd *cmd) struct se_task *task; unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - list_for_each_entry(task, &T_TASK(cmd)->t_task_list, t_list) { + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + list_for_each_entry(task, &cmd->t_task->t_task_list, t_list) { dev = task->se_dev; if (atomic_read(&task->task_state_active)) @@ -1147,22 +1076,22 @@ static void transport_add_tasks_to_state_queue(struct se_cmd *cmd) atomic_set(&task->task_state_active, 1); DEBUG_TSTATE("Added ITT: 0x%08x task[%p] to dev: %p\n", - CMD_TFO(task->task_se_cmd)->get_task_tag( + task->se_cmd->se_tfo->get_task_tag( task->task_se_cmd), task, dev); spin_unlock(&dev->execute_task_lock); } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } static void transport_add_tasks_from_cmd(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_task *task, *task_prev = NULL; unsigned long flags; spin_lock_irqsave(&dev->execute_task_lock, flags); - list_for_each_entry(task, &T_TASK(cmd)->t_task_list, t_list) { + list_for_each_entry(task, &cmd->t_task->t_task_list, t_list) { if (atomic_read(&task->task_execute_queue)) continue; /* @@ -1174,30 +1103,6 @@ static void transport_add_tasks_from_cmd(struct se_cmd *cmd) task_prev = task; } spin_unlock_irqrestore(&dev->execute_task_lock, flags); - - return; -} - -/* transport_get_task_from_execute_queue(): - * - * Called with dev->execute_task_lock held. - */ -static struct se_task * -transport_get_task_from_execute_queue(struct se_device *dev) -{ - struct se_task *task; - - if (list_empty(&dev->execute_task_list)) - return NULL; - - list_for_each_entry(task, &dev->execute_task_list, t_execute_list) - break; - - list_del(&task->t_execute_list); - atomic_set(&task->task_execute_queue, 0); - atomic_dec(&dev->execute_tasks); - - return task; } /* transport_remove_task_from_execute_queue(): @@ -1269,7 +1174,7 @@ void transport_dump_dev_state( atomic_read(&dev->execute_tasks), atomic_read(&dev->depth_left), dev->queue_depth); *bl += sprintf(b + *bl, " SectorSize: %u MaxSectors: %u\n", - DEV_ATTRIB(dev)->block_size, DEV_ATTRIB(dev)->max_sectors); + dev->se_sub_dev->se_dev_attrib.block_size, dev->se_sub_dev->se_dev_attrib.max_sectors); *bl += sprintf(b + *bl, " "); } @@ -1284,28 +1189,28 @@ static void transport_release_all_cmds(struct se_device *dev) int bug_out = 0, t_state; unsigned long flags; - spin_lock_irqsave(&dev->dev_queue_obj->cmd_queue_lock, flags); - list_for_each_entry_safe(qr, qr_p, &dev->dev_queue_obj->qobj_list, + spin_lock_irqsave(&dev->dev_queue_obj.cmd_queue_lock, flags); + list_for_each_entry_safe(qr, qr_p, &dev->dev_queue_obj.qobj_list, qr_list) { - cmd = (struct se_cmd *)qr->cmd; + cmd = qr->cmd; t_state = qr->state; list_del(&qr->qr_list); kfree(qr); - spin_unlock_irqrestore(&dev->dev_queue_obj->cmd_queue_lock, + spin_unlock_irqrestore(&dev->dev_queue_obj.cmd_queue_lock, flags); printk(KERN_ERR "Releasing ITT: 0x%08x, i_state: %u," " t_state: %u directly\n", - CMD_TFO(cmd)->get_task_tag(cmd), - CMD_TFO(cmd)->get_cmd_state(cmd), t_state); + cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), t_state); transport_release_fe_cmd(cmd); bug_out = 1; - spin_lock_irqsave(&dev->dev_queue_obj->cmd_queue_lock, flags); + spin_lock_irqsave(&dev->dev_queue_obj.cmd_queue_lock, flags); } - spin_unlock_irqrestore(&dev->dev_queue_obj->cmd_queue_lock, flags); + spin_unlock_irqrestore(&dev->dev_queue_obj.cmd_queue_lock, flags); #if 0 if (bug_out) BUG(); @@ -1387,7 +1292,8 @@ int transport_dump_vpd_assoc( int p_buf_len) { unsigned char buf[VPD_TMP_BUF_SIZE]; - int ret = 0, len; + int ret = 0; + int len; memset(buf, 0, VPD_TMP_BUF_SIZE); len = sprintf(buf, "T10 VPD Identifier Association: "); @@ -1404,7 +1310,7 @@ int transport_dump_vpd_assoc( break; default: sprintf(buf+len, "Unknown 0x%02x\n", vpd->association); - ret = -1; + ret = -EINVAL; break; } @@ -1434,7 +1340,8 @@ int transport_dump_vpd_ident_type( int p_buf_len) { unsigned char buf[VPD_TMP_BUF_SIZE]; - int ret = 0, len; + int ret = 0; + int len; memset(buf, 0, VPD_TMP_BUF_SIZE); len = sprintf(buf, "T10 VPD Identifier Type: "); @@ -1461,14 +1368,17 @@ int transport_dump_vpd_ident_type( default: sprintf(buf+len, "Unsupported: 0x%02x\n", vpd->device_identifier_type); - ret = -1; + ret = -EINVAL; break; } - if (p_buf) + if (p_buf) { + if (p_buf_len < strlen(buf)+1) + return -EINVAL; strncpy(p_buf, buf, p_buf_len); - else + } else { printk("%s", buf); + } return ret; } @@ -1511,7 +1421,7 @@ int transport_dump_vpd_ident( default: sprintf(buf, "T10 VPD Device Identifier encoding unsupported:" " 0x%02x", vpd->device_identifier_code_set); - ret = -1; + ret = -EINVAL; break; } @@ -1569,20 +1479,20 @@ static void core_setup_task_attr_emulation(struct se_device *dev) * This is currently not available in upsream Linux/SCSI Target * mode code, and is assumed to be disabled while using TCM/pSCSI. */ - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) { dev->dev_task_attr_type = SAM_TASK_ATTR_PASSTHROUGH; return; } dev->dev_task_attr_type = SAM_TASK_ATTR_EMULATED; DEBUG_STA("%s: Using SAM_TASK_ATTR_EMULATED for SPC: 0x%02x" - " device\n", TRANSPORT(dev)->name, - TRANSPORT(dev)->get_device_rev(dev)); + " device\n", dev->transport->name, + dev->transport->get_device_rev(dev)); } static void scsi_dump_inquiry(struct se_device *dev) { - struct t10_wwn *wwn = DEV_T10_WWN(dev); + struct t10_wwn *wwn = &dev->se_sub_dev->t10_wwn; int i, device_type; /* * Print Linux/SCSI style INQUIRY formatting to the kernel ring buffer @@ -1610,10 +1520,10 @@ static void scsi_dump_inquiry(struct se_device *dev) printk("\n"); - device_type = TRANSPORT(dev)->get_device_type(dev); + device_type = dev->transport->get_device_type(dev); printk(" Type: %s ", scsi_device_type(device_type)); printk(" ANSI SCSI revision: %02x\n", - TRANSPORT(dev)->get_device_rev(dev)); + dev->transport->get_device_rev(dev)); } struct se_device *transport_add_device_to_core_hba( @@ -1634,26 +1544,8 @@ struct se_device *transport_add_device_to_core_hba( printk(KERN_ERR "Unable to allocate memory for se_dev_t\n"); return NULL; } - dev->dev_queue_obj = kzalloc(sizeof(struct se_queue_obj), GFP_KERNEL); - if (!(dev->dev_queue_obj)) { - printk(KERN_ERR "Unable to allocate memory for" - " dev->dev_queue_obj\n"); - kfree(dev); - return NULL; - } - transport_init_queue_obj(dev->dev_queue_obj); - - dev->dev_status_queue_obj = kzalloc(sizeof(struct se_queue_obj), - GFP_KERNEL); - if (!(dev->dev_status_queue_obj)) { - printk(KERN_ERR "Unable to allocate memory for" - " dev->dev_status_queue_obj\n"); - kfree(dev->dev_queue_obj); - kfree(dev); - return NULL; - } - transport_init_queue_obj(dev->dev_status_queue_obj); + transport_init_queue_obj(&dev->dev_queue_obj); dev->dev_flags = device_flags; dev->dev_status |= TRANSPORT_DEVICE_DEACTIVATED; dev->dev_ptr = (void *) transport_dev; @@ -1715,10 +1607,10 @@ struct se_device *transport_add_device_to_core_hba( * Startup the struct se_device processing thread */ dev->process_thread = kthread_run(transport_processing_thread, dev, - "LIO_%s", TRANSPORT(dev)->name); + "LIO_%s", dev->transport->name); if (IS_ERR(dev->process_thread)) { printk(KERN_ERR "Unable to create kthread: LIO_%s\n", - TRANSPORT(dev)->name); + dev->transport->name); goto out; } @@ -1730,16 +1622,16 @@ struct se_device *transport_add_device_to_core_hba( * originals once back into DEV_T10_WWN(dev) for the virtual device * setup. */ - if (TRANSPORT(dev)->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) { + if (dev->transport->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) { if (!(inquiry_prod) || !(inquiry_prod)) { printk(KERN_ERR "All non TCM/pSCSI plugins require" " INQUIRY consts\n"); goto out; } - strncpy(&DEV_T10_WWN(dev)->vendor[0], "LIO-ORG", 8); - strncpy(&DEV_T10_WWN(dev)->model[0], inquiry_prod, 16); - strncpy(&DEV_T10_WWN(dev)->revision[0], inquiry_rev, 4); + strncpy(&dev->se_sub_dev->t10_wwn.vendor[0], "LIO-ORG", 8); + strncpy(&dev->se_sub_dev->t10_wwn.model[0], inquiry_prod, 16); + strncpy(&dev->se_sub_dev->t10_wwn.revision[0], inquiry_rev, 4); } scsi_dump_inquiry(dev); @@ -1754,8 +1646,6 @@ out: se_release_vpd_for_dev(dev); - kfree(dev->dev_status_queue_obj); - kfree(dev->dev_queue_obj); kfree(dev); return NULL; @@ -1794,7 +1684,7 @@ transport_generic_get_task(struct se_cmd *cmd, enum dma_data_direction data_direction) { struct se_task *task; - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned long flags; task = dev->transport->alloc_task(cmd); @@ -1807,14 +1697,14 @@ transport_generic_get_task(struct se_cmd *cmd, INIT_LIST_HEAD(&task->t_execute_list); INIT_LIST_HEAD(&task->t_state_list); init_completion(&task->task_stop_comp); - task->task_no = T_TASK(cmd)->t_tasks_no++; + task->task_no = cmd->t_task->t_tasks_no++; task->task_se_cmd = cmd; task->se_dev = dev; task->task_data_direction = data_direction; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - list_add_tail(&task->t_list, &T_TASK(cmd)->t_task_list); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + list_add_tail(&task->t_list, &cmd->t_task->t_task_list); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return task; } @@ -1823,7 +1713,7 @@ static int transport_generic_cmd_sequencer(struct se_cmd *, unsigned char *); void transport_device_setup_cmd(struct se_cmd *cmd) { - cmd->se_dev = SE_LUN(cmd)->lun_se_dev; + cmd->se_dev = cmd->se_lun->lun_se_dev; } EXPORT_SYMBOL(transport_device_setup_cmd); @@ -1848,12 +1738,12 @@ void transport_init_se_cmd( */ cmd->t_task = &cmd->t_task_backstore; - INIT_LIST_HEAD(&T_TASK(cmd)->t_task_list); - init_completion(&T_TASK(cmd)->transport_lun_fe_stop_comp); - init_completion(&T_TASK(cmd)->transport_lun_stop_comp); - init_completion(&T_TASK(cmd)->t_transport_stop_comp); - spin_lock_init(&T_TASK(cmd)->t_state_lock); - atomic_set(&T_TASK(cmd)->transport_dev_active, 1); + INIT_LIST_HEAD(&cmd->t_task->t_task_list); + init_completion(&cmd->t_task->transport_lun_fe_stop_comp); + init_completion(&cmd->t_task->transport_lun_stop_comp); + init_completion(&cmd->t_task->t_transport_stop_comp); + spin_lock_init(&cmd->t_task->t_state_lock); + atomic_set(&cmd->t_task->transport_dev_active, 1); cmd->se_tfo = tfo; cmd->se_sess = se_sess; @@ -1870,19 +1760,19 @@ static int transport_check_alloc_task_attr(struct se_cmd *cmd) * Check if SAM Task Attribute emulation is enabled for this * struct se_device storage object */ - if (SE_DEV(cmd)->dev_task_attr_type != SAM_TASK_ATTR_EMULATED) + if (cmd->se_lun->lun_se_dev->dev_task_attr_type != SAM_TASK_ATTR_EMULATED) return 0; if (cmd->sam_task_attr == MSG_ACA_TAG) { DEBUG_STA("SAM Task Attribute ACA" " emulation is not supported\n"); - return -1; + return -EINVAL; } /* * Used to determine when ORDERED commands should go from * Dormant to Active status. */ - cmd->se_ordered_id = atomic_inc_return(&SE_DEV(cmd)->dev_ordered_id); + cmd->se_ordered_id = atomic_inc_return(&cmd->se_lun->lun_se_dev->dev_ordered_id); smp_mb__after_atomic_inc(); DEBUG_STA("Allocated se_ordered_id: %u for Task Attr: 0x%02x on %s\n", cmd->se_ordered_id, cmd->sam_task_attr, @@ -1898,8 +1788,8 @@ void transport_free_se_cmd( /* * Check and free any extended CDB buffer that was allocated */ - if (T_TASK(se_cmd)->t_task_cdb != T_TASK(se_cmd)->__t_task_cdb) - kfree(T_TASK(se_cmd)->t_task_cdb); + if (se_cmd->t_task->t_task_cdb != se_cmd->t_task->__t_task_cdb) + kfree(se_cmd->t_task->t_task_cdb); } EXPORT_SYMBOL(transport_free_se_cmd); @@ -1931,33 +1821,33 @@ int transport_generic_allocate_tasks( printk(KERN_ERR "Received SCSI CDB with command_size: %d that" " exceeds SCSI_MAX_VARLEN_CDB_SIZE: %d\n", scsi_command_size(cdb), SCSI_MAX_VARLEN_CDB_SIZE); - return -1; + return -EINVAL; } /* * If the received CDB is larger than TCM_MAX_COMMAND_SIZE, * allocate the additional extended CDB buffer now.. Otherwise * setup the pointer from __t_task_cdb to t_task_cdb. */ - if (scsi_command_size(cdb) > sizeof(T_TASK(cmd)->__t_task_cdb)) { - T_TASK(cmd)->t_task_cdb = kzalloc(scsi_command_size(cdb), + if (scsi_command_size(cdb) > sizeof(cmd->t_task->__t_task_cdb)) { + cmd->t_task->t_task_cdb = kzalloc(scsi_command_size(cdb), GFP_KERNEL); - if (!(T_TASK(cmd)->t_task_cdb)) { - printk(KERN_ERR "Unable to allocate T_TASK(cmd)->t_task_cdb" - " %u > sizeof(T_TASK(cmd)->__t_task_cdb): %lu ops\n", + if (!(cmd->t_task->t_task_cdb)) { + printk(KERN_ERR "Unable to allocate cmd->t_task->t_task_cdb" + " %u > sizeof(cmd->t_task->__t_task_cdb): %lu ops\n", scsi_command_size(cdb), - (unsigned long)sizeof(T_TASK(cmd)->__t_task_cdb)); - return -1; + (unsigned long)sizeof(cmd->t_task->__t_task_cdb)); + return -ENOMEM; } } else - T_TASK(cmd)->t_task_cdb = &T_TASK(cmd)->__t_task_cdb[0]; + cmd->t_task->t_task_cdb = &cmd->t_task->__t_task_cdb[0]; /* - * Copy the original CDB into T_TASK(cmd). + * Copy the original CDB into cmd->t_task. */ - memcpy(T_TASK(cmd)->t_task_cdb, cdb, scsi_command_size(cdb)); + memcpy(cmd->t_task->t_task_cdb, cdb, scsi_command_size(cdb)); /* * Setup the received CDB based on SCSI defined opcodes and * perform unit attention, persistent reservations and ALUA - * checks for virtual device backends. The T_TASK(cmd)->t_task_cdb + * checks for virtual device backends. The cmd->t_task->t_task_cdb * pointer is expected to be setup before we reach this point. */ ret = transport_generic_cmd_sequencer(cmd, cdb); @@ -1986,10 +1876,10 @@ EXPORT_SYMBOL(transport_generic_allocate_tasks); int transport_generic_handle_cdb( struct se_cmd *cmd) { - if (!SE_LUN(cmd)) { + if (!cmd->se_lun) { dump_stack(); - printk(KERN_ERR "SE_LUN(cmd) is NULL\n"); - return -1; + printk(KERN_ERR "cmd->se_lun is NULL\n"); + return -EINVAL; } transport_add_cmd_to_queue(cmd, TRANSPORT_NEW_CMD); @@ -2005,10 +1895,10 @@ EXPORT_SYMBOL(transport_generic_handle_cdb); int transport_generic_handle_cdb_map( struct se_cmd *cmd) { - if (!SE_LUN(cmd)) { + if (!cmd->se_lun) { dump_stack(); - printk(KERN_ERR "SE_LUN(cmd) is NULL\n"); - return -1; + printk(KERN_ERR "cmd->se_lun is NULL\n"); + return -EINVAL; } transport_add_cmd_to_queue(cmd, TRANSPORT_NEW_CMD_MAP); @@ -2030,7 +1920,7 @@ int transport_generic_handle_data( * in interrupt code, the signal_pending() check is skipped. */ if (!in_interrupt() && signal_pending(current)) - return -1; + return -EPERM; /* * If the received CDB has aleady been ABORTED by the generic * target engine, we now call transport_check_aborted_status() @@ -2078,14 +1968,14 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) int ret = 0; DEBUG_TS("ITT[0x%08x] - Stopping tasks\n", - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); /* * No tasks remain in the execution queue */ - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); list_for_each_entry_safe(task, task_tmp, - &T_TASK(cmd)->t_task_list, t_list) { + &cmd->t_task->t_task_list, t_list) { DEBUG_TS("task_no[%d] - Processing task %p\n", task->task_no, task); /* @@ -2094,14 +1984,14 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) */ if (!atomic_read(&task->task_sent) && !atomic_read(&task->task_active)) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_remove_task_from_execute_queue(task, task->se_dev); DEBUG_TS("task_no[%d] - Removed from execute queue\n", task->task_no); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); continue; } @@ -2111,7 +2001,7 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) */ if (atomic_read(&task->task_active)) { atomic_set(&task->task_stop, 1); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); DEBUG_TS("task_no[%d] - Waiting to complete\n", @@ -2120,8 +2010,8 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) DEBUG_TS("task_no[%d] - Stopped successfully\n", task->task_no); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - atomic_dec(&T_TASK(cmd)->t_task_cdbs_left); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + atomic_dec(&cmd->t_task->t_task_cdbs_left); atomic_set(&task->task_active, 0); atomic_set(&task->task_stop, 0); @@ -2132,21 +2022,11 @@ static int transport_stop_tasks_for_cmd(struct se_cmd *cmd) __transport_stop_task_timer(task, &flags); } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return ret; } -static void transport_failure_reset_queue_depth(struct se_device *dev) -{ - unsigned long flags; - - spin_lock_irqsave(&SE_HBA(dev)->hba_queue_lock, flags); - atomic_inc(&dev->depth_left); - atomic_inc(&SE_HBA(dev)->left_queue_depth); - spin_unlock_irqrestore(&SE_HBA(dev)->hba_queue_lock, flags); -} - /* * Handle SAM-esque emulation for generic transport request failures. */ @@ -2157,28 +2037,28 @@ static void transport_generic_request_failure( int sc) { DEBUG_GRF("-----[ Storage Engine Exception for cmd: %p ITT: 0x%08x" - " CDB: 0x%02x\n", cmd, CMD_TFO(cmd)->get_task_tag(cmd), - T_TASK(cmd)->t_task_cdb[0]); + " CDB: 0x%02x\n", cmd, cmd->se_tfo->get_task_tag(cmd), + cmd->t_task->t_task_cdb[0]); DEBUG_GRF("-----[ i_state: %d t_state/def_t_state:" " %d/%d transport_error_status: %d\n", - CMD_TFO(cmd)->get_cmd_state(cmd), + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, cmd->deferred_t_state, cmd->transport_error_status); DEBUG_GRF("-----[ t_task_cdbs: %d t_task_cdbs_left: %d" " t_task_cdbs_sent: %d t_task_cdbs_ex_left: %d --" " t_transport_active: %d t_transport_stop: %d" - " t_transport_sent: %d\n", T_TASK(cmd)->t_task_cdbs, - atomic_read(&T_TASK(cmd)->t_task_cdbs_left), - atomic_read(&T_TASK(cmd)->t_task_cdbs_sent), - atomic_read(&T_TASK(cmd)->t_task_cdbs_ex_left), - atomic_read(&T_TASK(cmd)->t_transport_active), - atomic_read(&T_TASK(cmd)->t_transport_stop), - atomic_read(&T_TASK(cmd)->t_transport_sent)); + " t_transport_sent: %d\n", cmd->t_task->t_task_cdbs, + atomic_read(&cmd->t_task->t_task_cdbs_left), + atomic_read(&cmd->t_task->t_task_cdbs_sent), + atomic_read(&cmd->t_task->t_task_cdbs_ex_left), + atomic_read(&cmd->t_task->t_transport_active), + atomic_read(&cmd->t_task->t_transport_stop), + atomic_read(&cmd->t_task->t_transport_sent)); transport_stop_all_task_timers(cmd); if (dev) - transport_failure_reset_queue_depth(dev); + atomic_inc(&dev->depth_left); /* * For SAM Task Attribute emulation for failed struct se_cmd */ @@ -2211,8 +2091,8 @@ static void transport_generic_request_failure( * we force this session to fall back to session * recovery. */ - CMD_TFO(cmd)->fall_back_to_erl0(cmd->se_sess); - CMD_TFO(cmd)->stop_session(cmd->se_sess, 0, 0); + cmd->se_tfo->fall_back_to_erl0(cmd->se_sess); + cmd->se_tfo->stop_session(cmd->se_sess, 0, 0); goto check_stop; case PYX_TRANSPORT_LU_COMM_FAILURE: @@ -2240,13 +2120,13 @@ static void transport_generic_request_failure( * * See spc4r17, section 7.4.6 Control Mode Page, Table 349 */ - if (SE_SESS(cmd) && - DEV_ATTRIB(cmd->se_dev)->emulate_ua_intlck_ctrl == 2) - core_scsi3_ua_allocate(SE_SESS(cmd)->se_node_acl, + if (cmd->se_sess && + cmd->se_dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl == 2) + core_scsi3_ua_allocate(cmd->se_sess->se_node_acl, cmd->orig_fe_lun, 0x2C, ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS); - CMD_TFO(cmd)->queue_status(cmd); + cmd->se_tfo->queue_status(cmd); goto check_stop; case PYX_TRANSPORT_USE_SENSE_REASON: /* @@ -2255,7 +2135,7 @@ static void transport_generic_request_failure( break; default: printk(KERN_ERR "Unknown transport error for CDB 0x%02x: %d\n", - T_TASK(cmd)->t_task_cdb[0], + cmd->t_task->t_task_cdb[0], cmd->transport_error_status); cmd->scsi_sense_reason = TCM_UNSUPPORTED_SCSI_OPCODE; break; @@ -2276,19 +2156,19 @@ static void transport_direct_request_timeout(struct se_cmd *cmd) { unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->t_transport_timeout))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (!(atomic_read(&cmd->t_task->t_transport_timeout))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } - if (atomic_read(&T_TASK(cmd)->t_task_cdbs_timeout_left)) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + if (atomic_read(&cmd->t_task->t_task_cdbs_timeout_left)) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } - atomic_sub(atomic_read(&T_TASK(cmd)->t_transport_timeout), - &T_TASK(cmd)->t_se_count); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + atomic_sub(atomic_read(&cmd->t_task->t_transport_timeout), + &cmd->t_task->t_se_count); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } static void transport_generic_request_timeout(struct se_cmd *cmd) @@ -2296,16 +2176,16 @@ static void transport_generic_request_timeout(struct se_cmd *cmd) unsigned long flags; /* - * Reset T_TASK(cmd)->t_se_count to allow transport_generic_remove() + * Reset cmd->t_task->t_se_count to allow transport_generic_remove() * to allow last call to free memory resources. */ - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (atomic_read(&T_TASK(cmd)->t_transport_timeout) > 1) { - int tmp = (atomic_read(&T_TASK(cmd)->t_transport_timeout) - 1); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (atomic_read(&cmd->t_task->t_transport_timeout) > 1) { + int tmp = (atomic_read(&cmd->t_task->t_transport_timeout) - 1); - atomic_sub(tmp, &T_TASK(cmd)->t_se_count); + atomic_sub(tmp, &cmd->t_task->t_se_count); } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_generic_remove(cmd, 0, 0); } @@ -2318,11 +2198,11 @@ transport_generic_allocate_buf(struct se_cmd *cmd, u32 data_length) buf = kzalloc(data_length, GFP_KERNEL); if (!(buf)) { printk(KERN_ERR "Unable to allocate memory for buffer\n"); - return -1; + return -ENOMEM; } - T_TASK(cmd)->t_tasks_se_num = 0; - T_TASK(cmd)->t_task_buf = buf; + cmd->t_task->t_tasks_se_num = 0; + cmd->t_task->t_task_buf = buf; return 0; } @@ -2364,9 +2244,9 @@ static void transport_set_supported_SAM_opcode(struct se_cmd *se_cmd) { unsigned long flags; - spin_lock_irqsave(&T_TASK(se_cmd)->t_state_lock, flags); + spin_lock_irqsave(&se_cmd->t_task->t_state_lock, flags); se_cmd->se_cmd_flags |= SCF_SUPPORTED_SAM_OPCODE; - spin_unlock_irqrestore(&T_TASK(se_cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&se_cmd->t_task->t_state_lock, flags); } /* @@ -2375,14 +2255,14 @@ static void transport_set_supported_SAM_opcode(struct se_cmd *se_cmd) static void transport_task_timeout_handler(unsigned long data) { struct se_task *task = (struct se_task *)data; - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; unsigned long flags; DEBUG_TT("transport task timeout fired! task: %p cmd: %p\n", task, cmd); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); if (task->task_flags & TF_STOP) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } task->task_flags &= ~TF_RUNNING; @@ -2393,13 +2273,13 @@ static void transport_task_timeout_handler(unsigned long data) if (!(atomic_read(&task->task_active))) { DEBUG_TT("transport task: %p cmd: %p timeout task_active" " == 0\n", task, cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } - atomic_inc(&T_TASK(cmd)->t_se_count); - atomic_inc(&T_TASK(cmd)->t_transport_timeout); - T_TASK(cmd)->t_tasks_failed = 1; + atomic_inc(&cmd->t_task->t_se_count); + atomic_inc(&cmd->t_task->t_transport_timeout); + cmd->t_task->t_tasks_failed = 1; atomic_set(&task->task_timeout, 1); task->task_error_status = PYX_TRANSPORT_TASK_TIMEOUT; @@ -2408,28 +2288,28 @@ static void transport_task_timeout_handler(unsigned long data) if (atomic_read(&task->task_stop)) { DEBUG_TT("transport task: %p cmd: %p timeout task_stop" " == 1\n", task, cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); complete(&task->task_stop_comp); return; } - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_task_cdbs_left))) { + if (!(atomic_dec_and_test(&cmd->t_task->t_task_cdbs_left))) { DEBUG_TT("transport task: %p cmd: %p timeout non zero" " t_task_cdbs_left\n", task, cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return; } DEBUG_TT("transport task: %p cmd: %p timeout ZERO t_task_cdbs_left\n", task, cmd); cmd->t_state = TRANSPORT_COMPLETE_FAILURE; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_add_cmd_to_queue(cmd, TRANSPORT_COMPLETE_FAILURE); } /* - * Called with T_TASK(cmd)->t_state_lock held. + * Called with cmd->t_task->t_state_lock held. */ static void transport_start_task_timer(struct se_task *task) { @@ -2441,7 +2321,7 @@ static void transport_start_task_timer(struct se_task *task) /* * If the task_timeout is disabled, exit now. */ - timeout = DEV_ATTRIB(dev)->task_timeout; + timeout = dev->se_sub_dev->se_dev_attrib.task_timeout; if (!(timeout)) return; @@ -2459,21 +2339,21 @@ static void transport_start_task_timer(struct se_task *task) } /* - * Called with spin_lock_irq(&T_TASK(cmd)->t_state_lock) held. + * Called with spin_lock_irq(&cmd->t_task->t_state_lock) held. */ void __transport_stop_task_timer(struct se_task *task, unsigned long *flags) { - struct se_cmd *cmd = TASK_CMD(task); + struct se_cmd *cmd = task->task_se_cmd; if (!(task->task_flags & TF_RUNNING)) return; task->task_flags |= TF_STOP; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, *flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, *flags); del_timer_sync(&task->task_timer); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, *flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, *flags); task->task_flags &= ~TF_RUNNING; task->task_flags &= ~TF_STOP; } @@ -2483,11 +2363,11 @@ static void transport_stop_all_task_timers(struct se_cmd *cmd) struct se_task *task = NULL, *task_tmp; unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); list_for_each_entry_safe(task, task_tmp, - &T_TASK(cmd)->t_task_list, t_list) + &cmd->t_task->t_task_list, t_list) __transport_stop_task_timer(task, &flags); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } static inline int transport_tcq_window_closed(struct se_device *dev) @@ -2498,7 +2378,7 @@ static inline int transport_tcq_window_closed(struct se_device *dev) } else msleep(PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG); - wake_up_interruptible(&dev->dev_queue_obj->thread_wq); + wake_up_interruptible(&dev->dev_queue_obj.thread_wq); return 0; } @@ -2511,45 +2391,45 @@ static inline int transport_tcq_window_closed(struct se_device *dev) */ static inline int transport_execute_task_attr(struct se_cmd *cmd) { - if (SE_DEV(cmd)->dev_task_attr_type != SAM_TASK_ATTR_EMULATED) + if (cmd->se_lun->lun_se_dev->dev_task_attr_type != SAM_TASK_ATTR_EMULATED) return 1; /* * Check for the existence of HEAD_OF_QUEUE, and if true return 1 * to allow the passed struct se_cmd list of tasks to the front of the list. */ if (cmd->sam_task_attr == MSG_HEAD_TAG) { - atomic_inc(&SE_DEV(cmd)->dev_hoq_count); + atomic_inc(&cmd->se_lun->lun_se_dev->dev_hoq_count); smp_mb__after_atomic_inc(); DEBUG_STA("Added HEAD_OF_QUEUE for CDB:" " 0x%02x, se_ordered_id: %u\n", - T_TASK(cmd)->t_task_cdb[0], + cmd->t_task->t_task_cdb[0], cmd->se_ordered_id); return 1; } else if (cmd->sam_task_attr == MSG_ORDERED_TAG) { - spin_lock(&SE_DEV(cmd)->ordered_cmd_lock); + spin_lock(&cmd->se_lun->lun_se_dev->ordered_cmd_lock); list_add_tail(&cmd->se_ordered_list, - &SE_DEV(cmd)->ordered_cmd_list); - spin_unlock(&SE_DEV(cmd)->ordered_cmd_lock); + &cmd->se_lun->lun_se_dev->ordered_cmd_list); + spin_unlock(&cmd->se_lun->lun_se_dev->ordered_cmd_lock); - atomic_inc(&SE_DEV(cmd)->dev_ordered_sync); + atomic_inc(&cmd->se_lun->lun_se_dev->dev_ordered_sync); smp_mb__after_atomic_inc(); DEBUG_STA("Added ORDERED for CDB: 0x%02x to ordered" " list, se_ordered_id: %u\n", - T_TASK(cmd)->t_task_cdb[0], + cmd->t_task->t_task_cdb[0], cmd->se_ordered_id); /* * Add ORDERED command to tail of execution queue if * no other older commands exist that need to be * completed first. */ - if (!(atomic_read(&SE_DEV(cmd)->simple_cmds))) + if (!(atomic_read(&cmd->se_lun->lun_se_dev->simple_cmds))) return 1; } else { /* * For SIMPLE and UNTAGGED Task Attribute commands */ - atomic_inc(&SE_DEV(cmd)->simple_cmds); + atomic_inc(&cmd->se_lun->lun_se_dev->simple_cmds); smp_mb__after_atomic_inc(); } /* @@ -2557,20 +2437,20 @@ static inline int transport_execute_task_attr(struct se_cmd *cmd) * add the dormant task(s) built for the passed struct se_cmd to the * execution queue and become in Active state for this struct se_device. */ - if (atomic_read(&SE_DEV(cmd)->dev_ordered_sync) != 0) { + if (atomic_read(&cmd->se_lun->lun_se_dev->dev_ordered_sync) != 0) { /* * Otherwise, add cmd w/ tasks to delayed cmd queue that * will be drained upon completion of HEAD_OF_QUEUE task. */ - spin_lock(&SE_DEV(cmd)->delayed_cmd_lock); + spin_lock(&cmd->se_lun->lun_se_dev->delayed_cmd_lock); cmd->se_cmd_flags |= SCF_DELAYED_CMD_FROM_SAM_ATTR; list_add_tail(&cmd->se_delayed_list, - &SE_DEV(cmd)->delayed_cmd_list); - spin_unlock(&SE_DEV(cmd)->delayed_cmd_lock); + &cmd->se_lun->lun_se_dev->delayed_cmd_list); + spin_unlock(&cmd->se_lun->lun_se_dev->delayed_cmd_lock); DEBUG_STA("Added CDB: 0x%02x Task Attr: 0x%02x to" " delayed CMD list, se_ordered_id: %u\n", - T_TASK(cmd)->t_task_cdb[0], cmd->sam_task_attr, + cmd->t_task->t_task_cdb[0], cmd->sam_task_attr, cmd->se_ordered_id); /* * Return zero to let transport_execute_tasks() know @@ -2610,7 +2490,7 @@ static int transport_execute_tasks(struct se_cmd *cmd) * attribute for the tasks of the received struct se_cmd CDB */ add_tasks = transport_execute_task_attr(cmd); - if (add_tasks == 0) + if (!add_tasks) goto execute_tasks; /* * This calls transport_add_tasks_from_cmd() to handle @@ -2625,7 +2505,7 @@ static int transport_execute_tasks(struct se_cmd *cmd) * storage object. */ execute_tasks: - __transport_execute_tasks(SE_DEV(cmd)); + __transport_execute_tasks(cmd->se_lun->lun_se_dev); return 0; } @@ -2639,7 +2519,7 @@ static int __transport_execute_tasks(struct se_device *dev) { int error; struct se_cmd *cmd = NULL; - struct se_task *task; + struct se_task *task = NULL; unsigned long flags; /* @@ -2647,43 +2527,41 @@ static int __transport_execute_tasks(struct se_device *dev) * struct se_transport_task's to the selected transport. */ check_depth: - spin_lock_irqsave(&SE_HBA(dev)->hba_queue_lock, flags); - if (!(atomic_read(&dev->depth_left)) || - !(atomic_read(&SE_HBA(dev)->left_queue_depth))) { - spin_unlock_irqrestore(&SE_HBA(dev)->hba_queue_lock, flags); + if (!atomic_read(&dev->depth_left)) return transport_tcq_window_closed(dev); - } - dev->dev_tcq_window_closed = 0; - spin_lock(&dev->execute_task_lock); - task = transport_get_task_from_execute_queue(dev); - spin_unlock(&dev->execute_task_lock); + dev->dev_tcq_window_closed = 0; - if (!task) { - spin_unlock_irqrestore(&SE_HBA(dev)->hba_queue_lock, flags); + spin_lock_irq(&dev->execute_task_lock); + if (list_empty(&dev->execute_task_list)) { + spin_unlock_irq(&dev->execute_task_lock); return 0; } + task = list_first_entry(&dev->execute_task_list, + struct se_task, t_execute_list); + list_del(&task->t_execute_list); + atomic_set(&task->task_execute_queue, 0); + atomic_dec(&dev->execute_tasks); + spin_unlock_irq(&dev->execute_task_lock); atomic_dec(&dev->depth_left); - atomic_dec(&SE_HBA(dev)->left_queue_depth); - spin_unlock_irqrestore(&SE_HBA(dev)->hba_queue_lock, flags); - cmd = TASK_CMD(task); + cmd = task->task_se_cmd; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); atomic_set(&task->task_active, 1); atomic_set(&task->task_sent, 1); - atomic_inc(&T_TASK(cmd)->t_task_cdbs_sent); + atomic_inc(&cmd->t_task->t_task_cdbs_sent); - if (atomic_read(&T_TASK(cmd)->t_task_cdbs_sent) == - T_TASK(cmd)->t_task_cdbs) + if (atomic_read(&cmd->t_task->t_task_cdbs_sent) == + cmd->t_task->t_task_cdbs) atomic_set(&cmd->transport_sent, 1); transport_start_task_timer(task); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); /* * The struct se_cmd->transport_emulate_cdb() function pointer is used - * to grab REPORT_LUNS CDBs before they hit the + * to grab REPORT_LUNS and other CDBs we want to handle before they hit the * struct se_subsystem_api->do_task() caller below. */ if (cmd->transport_emulate_cdb) { @@ -2718,11 +2596,11 @@ check_depth: * call ->do_task() directly and let the underlying TCM subsystem plugin * code handle the CDB emulation. */ - if ((TRANSPORT(dev)->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) && - (!(TASK_CMD(task)->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB))) + if ((dev->transport->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV) && + (!(task->task_se_cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB))) error = transport_emulate_control_cdb(task); else - error = TRANSPORT(dev)->do_task(task); + error = dev->transport->do_task(task); if (error != 0) { cmd->transport_error_status = error; @@ -2745,12 +2623,12 @@ void transport_new_cmd_failure(struct se_cmd *se_cmd) * Any unsolicited data will get dumped for failed command inside of * the fabric plugin */ - spin_lock_irqsave(&T_TASK(se_cmd)->t_state_lock, flags); + spin_lock_irqsave(&se_cmd->t_task->t_state_lock, flags); se_cmd->se_cmd_flags |= SCF_SE_CMD_FAILED; se_cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; - spin_unlock_irqrestore(&T_TASK(se_cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&se_cmd->t_task->t_state_lock, flags); - CMD_TFO(se_cmd)->new_cmd_failure(se_cmd); + se_cmd->se_tfo->new_cmd_failure(se_cmd); } static void transport_nop_wait_for_tasks(struct se_cmd *, int, int); @@ -2760,7 +2638,7 @@ static inline u32 transport_get_sectors_6( struct se_cmd *cmd, int *ret) { - struct se_device *dev = SE_LUN(cmd)->lun_se_dev; + struct se_device *dev = cmd->se_lun->lun_se_dev; /* * Assume TYPE_DISK for non struct se_device objects. @@ -2772,7 +2650,7 @@ static inline u32 transport_get_sectors_6( /* * Use 24-bit allocation length for TYPE_TAPE. */ - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_TAPE) + if (dev->transport->get_device_type(dev) == TYPE_TAPE) return (u32)(cdb[2] << 16) + (cdb[3] << 8) + cdb[4]; /* @@ -2788,7 +2666,7 @@ static inline u32 transport_get_sectors_10( struct se_cmd *cmd, int *ret) { - struct se_device *dev = SE_LUN(cmd)->lun_se_dev; + struct se_device *dev = cmd->se_lun->lun_se_dev; /* * Assume TYPE_DISK for non struct se_device objects. @@ -2800,8 +2678,8 @@ static inline u32 transport_get_sectors_10( /* * XXX_10 is not defined in SSC, throw an exception */ - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_TAPE) { - *ret = -1; + if (dev->transport->get_device_type(dev) == TYPE_TAPE) { + *ret = -EINVAL; return 0; } @@ -2818,7 +2696,7 @@ static inline u32 transport_get_sectors_12( struct se_cmd *cmd, int *ret) { - struct se_device *dev = SE_LUN(cmd)->lun_se_dev; + struct se_device *dev = cmd->se_lun->lun_se_dev; /* * Assume TYPE_DISK for non struct se_device objects. @@ -2830,8 +2708,8 @@ static inline u32 transport_get_sectors_12( /* * XXX_12 is not defined in SSC, throw an exception */ - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_TAPE) { - *ret = -1; + if (dev->transport->get_device_type(dev) == TYPE_TAPE) { + *ret = -EINVAL; return 0; } @@ -2848,7 +2726,7 @@ static inline u32 transport_get_sectors_16( struct se_cmd *cmd, int *ret) { - struct se_device *dev = SE_LUN(cmd)->lun_se_dev; + struct se_device *dev = cmd->se_lun->lun_se_dev; /* * Assume TYPE_DISK for non struct se_device objects. @@ -2860,7 +2738,7 @@ static inline u32 transport_get_sectors_16( /* * Use 24-bit allocation length for TYPE_TAPE. */ - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_TAPE) + if (dev->transport->get_device_type(dev) == TYPE_TAPE) return (u32)(cdb[12] << 16) + (cdb[13] << 8) + cdb[14]; type_disk: @@ -2890,21 +2768,21 @@ static inline u32 transport_get_size( unsigned char *cdb, struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; - if (TRANSPORT(dev)->get_device_type(dev) == TYPE_TAPE) { + if (dev->transport->get_device_type(dev) == TYPE_TAPE) { if (cdb[1] & 1) { /* sectors */ - return DEV_ATTRIB(dev)->block_size * sectors; + return dev->se_sub_dev->se_dev_attrib.block_size * sectors; } else /* bytes */ return sectors; } #if 0 printk(KERN_INFO "Returning block_size: %u, sectors: %u == %u for" - " %s object\n", DEV_ATTRIB(dev)->block_size, sectors, - DEV_ATTRIB(dev)->block_size * sectors, - TRANSPORT(dev)->name); + " %s object\n", dev->se_sub_dev->se_dev_attrib.block_size, sectors, + dev->se_sub_dev->se_dev_attrib.block_size * sectors, + dev->transport->name); #endif - return DEV_ATTRIB(dev)->block_size * sectors; + return dev->se_sub_dev->se_dev_attrib.block_size * sectors; } unsigned char transport_asciihex_to_binaryhex(unsigned char val[2]) @@ -2958,17 +2836,17 @@ static void transport_xor_callback(struct se_cmd *cmd) return; } /* - * Copy the scatterlist WRITE buffer located at T_TASK(cmd)->t_mem_list + * Copy the scatterlist WRITE buffer located at cmd->t_task->t_mem_list * into the locally allocated *buf */ - transport_memcpy_se_mem_read_contig(cmd, buf, T_TASK(cmd)->t_mem_list); + transport_memcpy_se_mem_read_contig(cmd, buf, cmd->t_task->t_mem_list); /* * Now perform the XOR against the BIDI read memory located at - * T_TASK(cmd)->t_mem_bidi_list + * cmd->t_task->t_mem_bidi_list */ offset = 0; - list_for_each_entry(se_mem, T_TASK(cmd)->t_mem_bidi_list, se_list) { + list_for_each_entry(se_mem, cmd->t_task->t_mem_bidi_list, se_list) { addr = (unsigned char *)kmap_atomic(se_mem->se_page, KM_USER0); if (!(addr)) goto out; @@ -2994,18 +2872,16 @@ static int transport_get_sense_data(struct se_cmd *cmd) unsigned long flags; u32 offset = 0; - if (!SE_LUN(cmd)) { - printk(KERN_ERR "SE_LUN(cmd) is NULL\n"); - return -1; - } - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + WARN_ON(!cmd->se_lun); + + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); if (cmd->se_cmd_flags & SCF_SENT_CHECK_CONDITION) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 0; } list_for_each_entry_safe(task, task_tmp, - &T_TASK(cmd)->t_task_list, t_list) { + &cmd->t_task->t_task_list, t_list) { if (!task->task_sense) continue; @@ -3014,22 +2890,22 @@ static int transport_get_sense_data(struct se_cmd *cmd) if (!(dev)) continue; - if (!TRANSPORT(dev)->get_sense_buffer) { - printk(KERN_ERR "TRANSPORT(dev)->get_sense_buffer" + if (!dev->transport->get_sense_buffer) { + printk(KERN_ERR "dev->transport->get_sense_buffer" " is NULL\n"); continue; } - sense_buffer = TRANSPORT(dev)->get_sense_buffer(task); + sense_buffer = dev->transport->get_sense_buffer(task); if (!(sense_buffer)) { printk(KERN_ERR "ITT[0x%08x]_TASK[%d]: Unable to locate" " sense buffer for task with sense\n", - CMD_TFO(cmd)->get_task_tag(cmd), task->task_no); + cmd->se_tfo->get_task_tag(cmd), task->task_no); continue; } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); - offset = CMD_TFO(cmd)->set_fabric_sense_len(cmd, + offset = cmd->se_tfo->set_fabric_sense_len(cmd, TRANSPORT_SENSE_BUFFER); memcpy((void *)&buffer[offset], (void *)sense_buffer, @@ -3041,11 +2917,11 @@ static int transport_get_sense_data(struct se_cmd *cmd) printk(KERN_INFO "HBA_[%u]_PLUG[%s]: Set SAM STATUS: 0x%02x" " and sense\n", - dev->se_hba->hba_id, TRANSPORT(dev)->name, + dev->se_hba->hba_id, dev->transport->name, cmd->scsi_status); return 0; } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return -1; } @@ -3077,9 +2953,9 @@ transport_handle_reservation_conflict(struct se_cmd *cmd) * * See spc4r17, section 7.4.6 Control Mode Page, Table 349 */ - if (SE_SESS(cmd) && - DEV_ATTRIB(cmd->se_dev)->emulate_ua_intlck_ctrl == 2) - core_scsi3_ua_allocate(SE_SESS(cmd)->se_node_acl, + if (cmd->se_sess && + cmd->se_dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl == 2) + core_scsi3_ua_allocate(cmd->se_sess->se_node_acl, cmd->orig_fe_lun, 0x2C, ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS); return -2; @@ -3099,7 +2975,7 @@ static int transport_generic_cmd_sequencer( struct se_cmd *cmd, unsigned char *cdb) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_subsystem_dev *su_dev = dev->se_sub_dev; int ret = 0, sector_ret = 0, passthrough; u32 sectors = 0, size = 0, pr_reg_type = 0; @@ -3118,7 +2994,7 @@ static int transport_generic_cmd_sequencer( /* * Check status of Asymmetric Logical Unit Assignment port */ - ret = T10_ALUA(su_dev)->alua_state_check(cmd, cdb, &alua_ascq); + ret = su_dev->t10_alua.alua_state_check(cmd, cdb, &alua_ascq); if (ret != 0) { cmd->transport_wait_for_tasks = &transport_nop_wait_for_tasks; /* @@ -3130,7 +3006,7 @@ static int transport_generic_cmd_sequencer( #if 0 printk(KERN_INFO "[%s]: ALUA TG Port not available," " SenseKey: NOT_READY, ASC/ASCQ: 0x04/0x%02x\n", - CMD_TFO(cmd)->get_fabric_name(), alua_ascq); + cmd->se_tfo->get_fabric_name(), alua_ascq); #endif transport_set_sense_codes(cmd, 0x04, alua_ascq); cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; @@ -3142,8 +3018,8 @@ static int transport_generic_cmd_sequencer( /* * Check status for SPC-3 Persistent Reservations */ - if (T10_PR_OPS(su_dev)->t10_reservation_check(cmd, &pr_reg_type) != 0) { - if (T10_PR_OPS(su_dev)->t10_seq_non_holder( + if (su_dev->t10_pr.pr_ops.t10_reservation_check(cmd, &pr_reg_type) != 0) { + if (su_dev->t10_pr.pr_ops.t10_seq_non_holder( cmd, cdb, pr_reg_type) != 0) return transport_handle_reservation_conflict(cmd); /* @@ -3160,7 +3036,7 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_6; - T_TASK(cmd)->t_task_lba = transport_lba_21(cdb); + cmd->t_task->t_task_lba = transport_lba_21(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case READ_10: @@ -3169,7 +3045,7 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_10; - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_task_lba = transport_lba_32(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case READ_12: @@ -3178,7 +3054,7 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_12; - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_task_lba = transport_lba_32(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case READ_16: @@ -3187,7 +3063,7 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_16; - T_TASK(cmd)->t_task_lba = transport_lba_64(cdb); + cmd->t_task->t_task_lba = transport_lba_64(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case WRITE_6: @@ -3196,7 +3072,7 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_6; - T_TASK(cmd)->t_task_lba = transport_lba_21(cdb); + cmd->t_task->t_task_lba = transport_lba_21(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case WRITE_10: @@ -3205,8 +3081,8 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_10; - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); - T_TASK(cmd)->t_tasks_fua = (cdb[1] & 0x8); + cmd->t_task->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_tasks_fua = (cdb[1] & 0x8); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case WRITE_12: @@ -3215,8 +3091,8 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_12; - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); - T_TASK(cmd)->t_tasks_fua = (cdb[1] & 0x8); + cmd->t_task->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_tasks_fua = (cdb[1] & 0x8); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case WRITE_16: @@ -3225,22 +3101,22 @@ static int transport_generic_cmd_sequencer( goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_16; - T_TASK(cmd)->t_task_lba = transport_lba_64(cdb); - T_TASK(cmd)->t_tasks_fua = (cdb[1] & 0x8); + cmd->t_task->t_task_lba = transport_lba_64(cdb); + cmd->t_task->t_tasks_fua = (cdb[1] & 0x8); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; break; case XDWRITEREAD_10: if ((cmd->data_direction != DMA_TO_DEVICE) || - !(T_TASK(cmd)->t_tasks_bidi)) + !(cmd->t_task->t_tasks_bidi)) goto out_invalid_cdb_field; sectors = transport_get_sectors_10(cdb, cmd, §or_ret); if (sector_ret) goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); cmd->transport_split_cdb = &split_cdb_XX_10; - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_task_lba = transport_lba_32(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; - passthrough = (TRANSPORT(dev)->transport_type == + passthrough = (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV); /* * Skip the remaining assignments for TCM/PSCSI passthrough @@ -3251,7 +3127,7 @@ static int transport_generic_cmd_sequencer( * Setup BIDI XOR callback to be run during transport_generic_complete_ok() */ cmd->transport_complete_callback = &transport_xor_callback; - T_TASK(cmd)->t_tasks_fua = (cdb[1] & 0x8); + cmd->t_task->t_tasks_fua = (cdb[1] & 0x8); break; case VARIABLE_LENGTH_CMD: service_action = get_unaligned_be16(&cdb[8]); @@ -3259,7 +3135,7 @@ static int transport_generic_cmd_sequencer( * Determine if this is TCM/PSCSI device and we should disable * internal emulation for this CDB. */ - passthrough = (TRANSPORT(dev)->transport_type == + passthrough = (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV); switch (service_action) { @@ -3273,7 +3149,7 @@ static int transport_generic_cmd_sequencer( * XDWRITE_READ_32 logic. */ cmd->transport_split_cdb = &split_cdb_XX_32; - T_TASK(cmd)->t_task_lba = transport_lba_64_ext(cdb); + cmd->t_task->t_task_lba = transport_lba_64_ext(cdb); cmd->se_cmd_flags |= SCF_SCSI_DATA_SG_IO_CDB; /* @@ -3287,14 +3163,14 @@ static int transport_generic_cmd_sequencer( * transport_generic_complete_ok() */ cmd->transport_complete_callback = &transport_xor_callback; - T_TASK(cmd)->t_tasks_fua = (cdb[10] & 0x8); + cmd->t_task->t_tasks_fua = (cdb[10] & 0x8); break; case WRITE_SAME_32: sectors = transport_get_sectors_32(cdb, cmd, §or_ret); if (sector_ret) goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); - T_TASK(cmd)->t_task_lba = get_unaligned_be64(&cdb[12]); + cmd->t_task->t_task_lba = get_unaligned_be64(&cdb[12]); cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB; /* @@ -3326,16 +3202,16 @@ static int transport_generic_cmd_sequencer( } break; case MAINTENANCE_IN: - if (TRANSPORT(dev)->get_device_type(dev) != TYPE_ROM) { + if (dev->transport->get_device_type(dev) != TYPE_ROM) { /* MAINTENANCE_IN from SCC-2 */ /* * Check for emulated MI_REPORT_TARGET_PGS. */ if (cdb[1] == MI_REPORT_TARGET_PGS) { cmd->transport_emulate_cdb = - (T10_ALUA(su_dev)->alua_type == + (su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) ? - &core_emulate_report_target_port_groups : + core_emulate_report_target_port_groups : NULL; } size = (cdb[6] << 24) | (cdb[7] << 16) | @@ -3380,9 +3256,9 @@ static int transport_generic_cmd_sequencer( case PERSISTENT_RESERVE_IN: case PERSISTENT_RESERVE_OUT: cmd->transport_emulate_cdb = - (T10_RES(su_dev)->res_type == + (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS) ? - &core_scsi3_emulate_pr : NULL; + core_scsi3_emulate_pr : NULL; size = (cdb[7] << 8) + cdb[8]; cmd->se_cmd_flags |= SCF_SCSI_CONTROL_NONSG_IO_CDB; break; @@ -3396,16 +3272,16 @@ static int transport_generic_cmd_sequencer( cmd->se_cmd_flags |= SCF_SCSI_CONTROL_NONSG_IO_CDB; break; case MAINTENANCE_OUT: - if (TRANSPORT(dev)->get_device_type(dev) != TYPE_ROM) { + if (dev->transport->get_device_type(dev) != TYPE_ROM) { /* MAINTENANCE_OUT from SCC-2 * * Check for emulated MO_SET_TARGET_PGS. */ if (cdb[1] == MO_SET_TARGET_PGS) { cmd->transport_emulate_cdb = - (T10_ALUA(su_dev)->alua_type == + (su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) ? - &core_emulate_set_target_port_groups : + core_emulate_set_target_port_groups : NULL; } @@ -3423,7 +3299,7 @@ static int transport_generic_cmd_sequencer( * Do implict HEAD_OF_QUEUE processing for INQUIRY. * See spc4r17 section 5.3 */ - if (SE_DEV(cmd)->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) + if (cmd->se_lun->lun_se_dev->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) cmd->sam_task_attr = MSG_HEAD_TAG; cmd->se_cmd_flags |= SCF_SCSI_CONTROL_NONSG_IO_CDB; break; @@ -3500,9 +3376,9 @@ static int transport_generic_cmd_sequencer( * emulation disabled. */ cmd->transport_emulate_cdb = - (T10_RES(su_dev)->res_type != + (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) ? - &core_scsi2_emulate_crh : NULL; + core_scsi2_emulate_crh : NULL; cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; break; case RELEASE: @@ -3517,9 +3393,9 @@ static int transport_generic_cmd_sequencer( size = cmd->data_length; cmd->transport_emulate_cdb = - (T10_RES(su_dev)->res_type != + (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) ? - &core_scsi2_emulate_crh : NULL; + core_scsi2_emulate_crh : NULL; cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; break; case SYNCHRONIZE_CACHE: @@ -3529,10 +3405,10 @@ static int transport_generic_cmd_sequencer( */ if (cdb[0] == SYNCHRONIZE_CACHE) { sectors = transport_get_sectors_10(cdb, cmd, §or_ret); - T_TASK(cmd)->t_task_lba = transport_lba_32(cdb); + cmd->t_task->t_task_lba = transport_lba_32(cdb); } else { sectors = transport_get_sectors_16(cdb, cmd, §or_ret); - T_TASK(cmd)->t_task_lba = transport_lba_64(cdb); + cmd->t_task->t_task_lba = transport_lba_64(cdb); } if (sector_ret) goto out_unsupported_cdb; @@ -3543,7 +3419,7 @@ static int transport_generic_cmd_sequencer( /* * For TCM/pSCSI passthrough, skip cmd->transport_emulate_cdb() */ - if (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) + if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) break; /* * Set SCF_EMULATE_CDB_ASYNC to ensure asynchronous operation @@ -3559,7 +3435,7 @@ static int transport_generic_cmd_sequencer( break; case UNMAP: size = get_unaligned_be16(&cdb[7]); - passthrough = (TRANSPORT(dev)->transport_type == + passthrough = (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV); /* * Determine if the received UNMAP used to for direct passthrough @@ -3578,8 +3454,8 @@ static int transport_generic_cmd_sequencer( if (sector_ret) goto out_unsupported_cdb; size = transport_get_size(sectors, cdb, cmd); - T_TASK(cmd)->t_task_lba = get_unaligned_be16(&cdb[2]); - passthrough = (TRANSPORT(dev)->transport_type == + cmd->t_task->t_task_lba = get_unaligned_be16(&cdb[2]); + passthrough = (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV); /* * Determine if the received WRITE_SAME_16 is used to for direct @@ -3625,20 +3501,20 @@ static int transport_generic_cmd_sequencer( break; case REPORT_LUNS: cmd->transport_emulate_cdb = - &transport_core_report_lun_response; + transport_core_report_lun_response; size = (cdb[6] << 24) | (cdb[7] << 16) | (cdb[8] << 8) | cdb[9]; /* * Do implict HEAD_OF_QUEUE processing for REPORT_LUNS * See spc4r17 section 5.3 */ - if (SE_DEV(cmd)->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) + if (cmd->se_lun->lun_se_dev->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) cmd->sam_task_attr = MSG_HEAD_TAG; cmd->se_cmd_flags |= SCF_SCSI_CONTROL_NONSG_IO_CDB; break; default: printk(KERN_WARNING "TARGET_CORE[%s]: Unsupported SCSI Opcode" " 0x%02x, sending CHECK_CONDITION.\n", - CMD_TFO(cmd)->get_fabric_name(), cdb[0]); + cmd->se_tfo->get_fabric_name(), cdb[0]); cmd->transport_wait_for_tasks = &transport_nop_wait_for_tasks; goto out_unsupported_cdb; } @@ -3646,7 +3522,7 @@ static int transport_generic_cmd_sequencer( if (size != cmd->data_length) { printk(KERN_WARNING "TARGET_CORE[%s]: Expected Transfer Length:" " %u does not match SCSI CDB Length: %u for SAM Opcode:" - " 0x%02x\n", CMD_TFO(cmd)->get_fabric_name(), + " 0x%02x\n", cmd->se_tfo->get_fabric_name(), cmd->data_length, size, cdb[0]); cmd->cmd_spdtl = size; @@ -3660,10 +3536,10 @@ static int transport_generic_cmd_sequencer( * Reject READ_* or WRITE_* with overflow/underflow for * type SCF_SCSI_DATA_SG_IO_CDB. */ - if (!(ret) && (DEV_ATTRIB(dev)->block_size != 512)) { + if (!(ret) && (dev->se_sub_dev->se_dev_attrib.block_size != 512)) { printk(KERN_ERR "Failing OVERFLOW/UNDERFLOW for LBA op" " CDB on non 512-byte sector setup subsystem" - " plugin: %s\n", TRANSPORT(dev)->name); + " plugin: %s\n", dev->transport->name); /* Returns CHECK_CONDITION + INVALID_CDB_FIELD */ goto out_invalid_cdb_field; } @@ -3786,7 +3662,7 @@ static void transport_memcpy_se_mem_read_contig( */ static void transport_complete_task_attr(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_cmd *cmd_p, *cmd_tmp; int new_active_tasks = 0; @@ -3846,7 +3722,7 @@ static void transport_complete_task_attr(struct se_cmd *cmd) * to do the processing of the Active tasks. */ if (new_active_tasks != 0) - wake_up_interruptible(&dev->dev_queue_obj->thread_wq); + wake_up_interruptible(&dev->dev_queue_obj.thread_wq); } static void transport_generic_complete_ok(struct se_cmd *cmd) @@ -3857,7 +3733,7 @@ static void transport_generic_complete_ok(struct se_cmd *cmd) * delayed execution list after a HEAD_OF_QUEUE or ORDERED Task * Attribute. */ - if (SE_DEV(cmd)->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) + if (cmd->se_lun->lun_se_dev->dev_task_attr_type == SAM_TASK_ATTR_EMULATED) transport_complete_task_attr(cmd); /* * Check if we need to retrieve a sense buffer from @@ -3889,8 +3765,8 @@ static void transport_generic_complete_ok(struct se_cmd *cmd) switch (cmd->data_direction) { case DMA_FROM_DEVICE: spin_lock(&cmd->se_lun->lun_sep_lock); - if (SE_LUN(cmd)->lun_sep) { - SE_LUN(cmd)->lun_sep->sep_stats.tx_data_octets += + if (cmd->se_lun->lun_sep) { + cmd->se_lun->lun_sep->sep_stats.tx_data_octets += cmd->data_length; } spin_unlock(&cmd->se_lun->lun_sep_lock); @@ -3901,34 +3777,34 @@ static void transport_generic_complete_ok(struct se_cmd *cmd) */ if (cmd->se_cmd_flags & SCF_PASSTHROUGH_CONTIG_TO_SG) transport_memcpy_write_contig(cmd, - T_TASK(cmd)->t_task_pt_sgl, - T_TASK(cmd)->t_task_buf); + cmd->t_task->t_task_pt_sgl, + cmd->t_task->t_task_buf); - CMD_TFO(cmd)->queue_data_in(cmd); + cmd->se_tfo->queue_data_in(cmd); break; case DMA_TO_DEVICE: spin_lock(&cmd->se_lun->lun_sep_lock); - if (SE_LUN(cmd)->lun_sep) { - SE_LUN(cmd)->lun_sep->sep_stats.rx_data_octets += + if (cmd->se_lun->lun_sep) { + cmd->se_lun->lun_sep->sep_stats.rx_data_octets += cmd->data_length; } spin_unlock(&cmd->se_lun->lun_sep_lock); /* * Check if we need to send READ payload for BIDI-COMMAND */ - if (T_TASK(cmd)->t_mem_bidi_list != NULL) { + if (cmd->t_task->t_mem_bidi_list != NULL) { spin_lock(&cmd->se_lun->lun_sep_lock); - if (SE_LUN(cmd)->lun_sep) { - SE_LUN(cmd)->lun_sep->sep_stats.tx_data_octets += + if (cmd->se_lun->lun_sep) { + cmd->se_lun->lun_sep->sep_stats.tx_data_octets += cmd->data_length; } spin_unlock(&cmd->se_lun->lun_sep_lock); - CMD_TFO(cmd)->queue_data_in(cmd); + cmd->se_tfo->queue_data_in(cmd); break; } /* Fall through for DMA_TO_DEVICE */ case DMA_NONE: - CMD_TFO(cmd)->queue_status(cmd); + cmd->se_tfo->queue_status(cmd); break; default: break; @@ -3943,9 +3819,9 @@ static void transport_free_dev_tasks(struct se_cmd *cmd) struct se_task *task, *task_tmp; unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); list_for_each_entry_safe(task, task_tmp, - &T_TASK(cmd)->t_task_list, t_list) { + &cmd->t_task->t_task_list, t_list) { if (atomic_read(&task->task_active)) continue; @@ -3954,15 +3830,15 @@ static void transport_free_dev_tasks(struct se_cmd *cmd) list_del(&task->t_list); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); if (task->se_dev) - TRANSPORT(task->se_dev)->free_task(task); + task->se_dev->transport->free_task(task); else printk(KERN_ERR "task[%u] - task->se_dev is NULL\n", task->task_no); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } static inline void transport_free_pages(struct se_cmd *cmd) @@ -3975,9 +3851,9 @@ static inline void transport_free_pages(struct se_cmd *cmd) if (cmd->se_dev->transport->do_se_mem_map) free_page = 0; - if (T_TASK(cmd)->t_task_buf) { - kfree(T_TASK(cmd)->t_task_buf); - T_TASK(cmd)->t_task_buf = NULL; + if (cmd->t_task->t_task_buf) { + kfree(cmd->t_task->t_task_buf); + cmd->t_task->t_task_buf = NULL; return; } @@ -3987,11 +3863,11 @@ static inline void transport_free_pages(struct se_cmd *cmd) if (cmd->se_cmd_flags & SCF_CMD_PASSTHROUGH_NOALLOC) return; - if (!(T_TASK(cmd)->t_tasks_se_num)) + if (!(cmd->t_task->t_tasks_se_num)) return; list_for_each_entry_safe(se_mem, se_mem_tmp, - T_TASK(cmd)->t_mem_list, se_list) { + cmd->t_task->t_mem_list, se_list) { /* * We only release call __free_page(struct se_mem->se_page) when * SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC is NOT in use, @@ -4003,9 +3879,9 @@ static inline void transport_free_pages(struct se_cmd *cmd) kmem_cache_free(se_mem_cache, se_mem); } - if (T_TASK(cmd)->t_mem_bidi_list && T_TASK(cmd)->t_tasks_se_bidi_num) { + if (cmd->t_task->t_mem_bidi_list && cmd->t_task->t_tasks_se_bidi_num) { list_for_each_entry_safe(se_mem, se_mem_tmp, - T_TASK(cmd)->t_mem_bidi_list, se_list) { + cmd->t_task->t_mem_bidi_list, se_list) { /* * We only release call __free_page(struct se_mem->se_page) when * SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC is NOT in use, @@ -4018,11 +3894,11 @@ static inline void transport_free_pages(struct se_cmd *cmd) } } - kfree(T_TASK(cmd)->t_mem_bidi_list); - T_TASK(cmd)->t_mem_bidi_list = NULL; - kfree(T_TASK(cmd)->t_mem_list); - T_TASK(cmd)->t_mem_list = NULL; - T_TASK(cmd)->t_tasks_se_num = 0; + kfree(cmd->t_task->t_mem_bidi_list); + cmd->t_task->t_mem_bidi_list = NULL; + kfree(cmd->t_task->t_mem_list); + cmd->t_task->t_mem_list = NULL; + cmd->t_task->t_tasks_se_num = 0; } static inline void transport_release_tasks(struct se_cmd *cmd) @@ -4034,23 +3910,23 @@ static inline int transport_dec_and_check(struct se_cmd *cmd) { unsigned long flags; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (atomic_read(&T_TASK(cmd)->t_fe_count)) { - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_fe_count))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (atomic_read(&cmd->t_task->t_fe_count)) { + if (!(atomic_dec_and_test(&cmd->t_task->t_fe_count))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 1; } } - if (atomic_read(&T_TASK(cmd)->t_se_count)) { - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_se_count))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + if (atomic_read(&cmd->t_task->t_se_count)) { + if (!(atomic_dec_and_test(&cmd->t_task->t_se_count))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 1; } } - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 0; } @@ -4062,20 +3938,20 @@ static void transport_release_fe_cmd(struct se_cmd *cmd) if (transport_dec_and_check(cmd)) return; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->transport_dev_active))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (!(atomic_read(&cmd->t_task->transport_dev_active))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); goto free_pages; } - atomic_set(&T_TASK(cmd)->transport_dev_active, 0); + atomic_set(&cmd->t_task->transport_dev_active, 0); transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_release_tasks(cmd); free_pages: transport_free_pages(cmd); transport_free_se_cmd(cmd); - CMD_TFO(cmd)->release_cmd_direct(cmd); + cmd->se_tfo->release_cmd_direct(cmd); } static int transport_generic_remove( @@ -4085,27 +3961,27 @@ static int transport_generic_remove( { unsigned long flags; - if (!(T_TASK(cmd))) + if (!(cmd->t_task)) goto release_cmd; if (transport_dec_and_check(cmd)) { if (session_reinstatement) { - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); } return 1; } - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (!(atomic_read(&T_TASK(cmd)->transport_dev_active))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (!(atomic_read(&cmd->t_task->transport_dev_active))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); goto free_pages; } - atomic_set(&T_TASK(cmd)->transport_dev_active, 0); + atomic_set(&cmd->t_task->transport_dev_active, 0); transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_release_tasks(cmd); free_pages: @@ -4116,7 +3992,7 @@ release_cmd: transport_release_cmd_to_pool(cmd); } else { transport_free_se_cmd(cmd); - CMD_TFO(cmd)->release_cmd_direct(cmd); + cmd->se_tfo->release_cmd_direct(cmd); } return 0; @@ -4156,8 +4032,8 @@ int transport_generic_map_mem_to_cmd( return -ENOSYS; } - T_TASK(cmd)->t_mem_list = (struct list_head *)mem; - T_TASK(cmd)->t_tasks_se_num = sg_mem_num; + cmd->t_task->t_mem_list = (struct list_head *)mem; + cmd->t_task->t_tasks_se_num = sg_mem_num; cmd->se_cmd_flags |= SCF_CMD_PASSTHROUGH_NOALLOC; return 0; } @@ -4172,36 +4048,36 @@ int transport_generic_map_mem_to_cmd( * processed into a TCM struct se_subsystem_dev, we do the mapping * from the passed physical memory to struct se_mem->se_page here. */ - T_TASK(cmd)->t_mem_list = transport_init_se_mem_list(); - if (!(T_TASK(cmd)->t_mem_list)) + cmd->t_task->t_mem_list = transport_init_se_mem_list(); + if (!(cmd->t_task->t_mem_list)) return -ENOMEM; ret = transport_map_sg_to_mem(cmd, - T_TASK(cmd)->t_mem_list, mem, &se_mem_cnt_out); + cmd->t_task->t_mem_list, mem, &se_mem_cnt_out); if (ret < 0) return -ENOMEM; - T_TASK(cmd)->t_tasks_se_num = se_mem_cnt_out; + cmd->t_task->t_tasks_se_num = se_mem_cnt_out; /* * Setup BIDI READ list of struct se_mem elements */ if ((mem_bidi_in) && (sg_mem_bidi_num)) { - T_TASK(cmd)->t_mem_bidi_list = transport_init_se_mem_list(); - if (!(T_TASK(cmd)->t_mem_bidi_list)) { - kfree(T_TASK(cmd)->t_mem_list); + cmd->t_task->t_mem_bidi_list = transport_init_se_mem_list(); + if (!(cmd->t_task->t_mem_bidi_list)) { + kfree(cmd->t_task->t_mem_list); return -ENOMEM; } se_mem_cnt_out = 0; ret = transport_map_sg_to_mem(cmd, - T_TASK(cmd)->t_mem_bidi_list, mem_bidi_in, + cmd->t_task->t_mem_bidi_list, mem_bidi_in, &se_mem_cnt_out); if (ret < 0) { - kfree(T_TASK(cmd)->t_mem_list); + kfree(cmd->t_task->t_mem_list); return -ENOMEM; } - T_TASK(cmd)->t_tasks_se_bidi_num = se_mem_cnt_out; + cmd->t_task->t_tasks_se_bidi_num = se_mem_cnt_out; } cmd->se_cmd_flags |= SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC; @@ -4221,7 +4097,7 @@ int transport_generic_map_mem_to_cmd( * struct scatterlist format. */ cmd->se_cmd_flags |= SCF_PASSTHROUGH_CONTIG_TO_SG; - T_TASK(cmd)->t_task_pt_sgl = mem; + cmd->t_task->t_task_pt_sgl = mem; } return 0; @@ -4236,21 +4112,21 @@ static inline long long transport_dev_end_lba(struct se_device *dev) static int transport_get_sectors(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; - T_TASK(cmd)->t_tasks_sectors = - (cmd->data_length / DEV_ATTRIB(dev)->block_size); - if (!(T_TASK(cmd)->t_tasks_sectors)) - T_TASK(cmd)->t_tasks_sectors = 1; + cmd->t_task->t_tasks_sectors = + (cmd->data_length / dev->se_sub_dev->se_dev_attrib.block_size); + if (!(cmd->t_task->t_tasks_sectors)) + cmd->t_task->t_tasks_sectors = 1; - if (TRANSPORT(dev)->get_device_type(dev) != TYPE_DISK) + if (dev->transport->get_device_type(dev) != TYPE_DISK) return 0; - if ((T_TASK(cmd)->t_task_lba + T_TASK(cmd)->t_tasks_sectors) > + if ((cmd->t_task->t_task_lba + cmd->t_task->t_tasks_sectors) > transport_dev_end_lba(dev)) { printk(KERN_ERR "LBA: %llu Sectors: %u exceeds" " transport_dev_end_lba(): %llu\n", - T_TASK(cmd)->t_task_lba, T_TASK(cmd)->t_tasks_sectors, + cmd->t_task->t_task_lba, cmd->t_task->t_tasks_sectors, transport_dev_end_lba(dev)); cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; cmd->scsi_sense_reason = TCM_SECTOR_COUNT_TOO_MANY; @@ -4262,26 +4138,26 @@ static int transport_get_sectors(struct se_cmd *cmd) static int transport_new_cmd_obj(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; u32 task_cdbs = 0, rc; if (!(cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB)) { task_cdbs++; - T_TASK(cmd)->t_task_cdbs++; + cmd->t_task->t_task_cdbs++; } else { int set_counts = 1; /* * Setup any BIDI READ tasks and memory from - * T_TASK(cmd)->t_mem_bidi_list so the READ struct se_tasks + * cmd->t_task->t_mem_bidi_list so the READ struct se_tasks * are queued first for the non pSCSI passthrough case. */ - if ((T_TASK(cmd)->t_mem_bidi_list != NULL) && - (TRANSPORT(dev)->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV)) { + if ((cmd->t_task->t_mem_bidi_list != NULL) && + (dev->transport->transport_type != TRANSPORT_PLUGIN_PHBA_PDEV)) { rc = transport_generic_get_cdb_count(cmd, - T_TASK(cmd)->t_task_lba, - T_TASK(cmd)->t_tasks_sectors, - DMA_FROM_DEVICE, T_TASK(cmd)->t_mem_bidi_list, + cmd->t_task->t_task_lba, + cmd->t_task->t_tasks_sectors, + DMA_FROM_DEVICE, cmd->t_task->t_mem_bidi_list, set_counts); if (!(rc)) { cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; @@ -4292,13 +4168,13 @@ static int transport_new_cmd_obj(struct se_cmd *cmd) set_counts = 0; } /* - * Setup the tasks and memory from T_TASK(cmd)->t_mem_list + * Setup the tasks and memory from cmd->t_task->t_mem_list * Note for BIDI transfers this will contain the WRITE payload */ task_cdbs = transport_generic_get_cdb_count(cmd, - T_TASK(cmd)->t_task_lba, - T_TASK(cmd)->t_tasks_sectors, - cmd->data_direction, T_TASK(cmd)->t_mem_list, + cmd->t_task->t_task_lba, + cmd->t_task->t_tasks_sectors, + cmd->data_direction, cmd->t_task->t_mem_list, set_counts); if (!(task_cdbs)) { cmd->se_cmd_flags |= SCF_SCSI_CDB_EXCEPTION; @@ -4306,19 +4182,19 @@ static int transport_new_cmd_obj(struct se_cmd *cmd) TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; return PYX_TRANSPORT_LU_COMM_FAILURE; } - T_TASK(cmd)->t_task_cdbs += task_cdbs; + cmd->t_task->t_task_cdbs += task_cdbs; #if 0 printk(KERN_INFO "data_length: %u, LBA: %llu t_tasks_sectors:" " %u, t_task_cdbs: %u\n", obj_ptr, cmd->data_length, - T_TASK(cmd)->t_task_lba, T_TASK(cmd)->t_tasks_sectors, - T_TASK(cmd)->t_task_cdbs); + cmd->t_task->t_task_lba, cmd->t_task->t_tasks_sectors, + cmd->t_task->t_task_cdbs); #endif } - atomic_set(&T_TASK(cmd)->t_task_cdbs_left, task_cdbs); - atomic_set(&T_TASK(cmd)->t_task_cdbs_ex_left, task_cdbs); - atomic_set(&T_TASK(cmd)->t_task_cdbs_timeout_left, task_cdbs); + atomic_set(&cmd->t_task->t_task_cdbs_left, task_cdbs); + atomic_set(&cmd->t_task->t_task_cdbs_ex_left, task_cdbs); + atomic_set(&cmd->t_task->t_task_cdbs_timeout_left, task_cdbs); return 0; } @@ -4342,8 +4218,8 @@ transport_generic_get_mem(struct se_cmd *cmd, u32 length, u32 dma_size) unsigned char *buf; struct se_mem *se_mem; - T_TASK(cmd)->t_mem_list = transport_init_se_mem_list(); - if (!(T_TASK(cmd)->t_mem_list)) + cmd->t_task->t_mem_list = transport_init_se_mem_list(); + if (!(cmd->t_task->t_mem_list)) return -ENOMEM; /* @@ -4355,10 +4231,10 @@ transport_generic_get_mem(struct se_cmd *cmd, u32 length, u32 dma_size) /* * Setup BIDI-COMMAND READ list of struct se_mem elements */ - if (T_TASK(cmd)->t_tasks_bidi) { - T_TASK(cmd)->t_mem_bidi_list = transport_init_se_mem_list(); - if (!(T_TASK(cmd)->t_mem_bidi_list)) { - kfree(T_TASK(cmd)->t_mem_list); + if (cmd->t_task->t_tasks_bidi) { + cmd->t_task->t_mem_bidi_list = transport_init_se_mem_list(); + if (!(cmd->t_task->t_mem_bidi_list)) { + kfree(cmd->t_task->t_mem_list); return -ENOMEM; } } @@ -4387,8 +4263,8 @@ transport_generic_get_mem(struct se_cmd *cmd, u32 length, u32 dma_size) memset(buf, 0, se_mem->se_len); kunmap_atomic(buf, KM_IRQ0); - list_add_tail(&se_mem->se_list, T_TASK(cmd)->t_mem_list); - T_TASK(cmd)->t_tasks_se_num++; + list_add_tail(&se_mem->se_list, cmd->t_task->t_mem_list); + cmd->t_task->t_tasks_se_num++; DEBUG_MEM("Allocated struct se_mem page(%p) Length(%u)" " Offset(%u)\n", se_mem->se_page, se_mem->se_len, @@ -4398,25 +4274,25 @@ transport_generic_get_mem(struct se_cmd *cmd, u32 length, u32 dma_size) } DEBUG_MEM("Allocated total struct se_mem elements(%u)\n", - T_TASK(cmd)->t_tasks_se_num); + cmd->t_task->t_tasks_se_num); return 0; out: if (se_mem) __free_pages(se_mem->se_page, 0); kmem_cache_free(se_mem_cache, se_mem); - return -1; + return -ENOMEM; } -u32 transport_calc_sg_num( +int transport_init_task_sg( struct se_task *task, struct se_mem *in_se_mem, u32 task_offset) { struct se_cmd *se_cmd = task->task_se_cmd; - struct se_device *se_dev = SE_DEV(se_cmd); + struct se_device *se_dev = se_cmd->se_lun->lun_se_dev; struct se_mem *se_mem = in_se_mem; - struct target_core_fabric_ops *tfo = CMD_TFO(se_cmd); + struct target_core_fabric_ops *tfo = se_cmd->se_tfo; u32 sg_length, task_size = task->task_size, task_sg_num_padded; while (task_size != 0) { @@ -4430,7 +4306,7 @@ u32 transport_calc_sg_num( sg_length = se_mem->se_len; if (!(list_is_last(&se_mem->se_list, - T_TASK(se_cmd)->t_mem_list))) + se_cmd->t_task->t_mem_list))) se_mem = list_entry(se_mem->se_list.next, struct se_mem, se_list); } else { @@ -4450,7 +4326,7 @@ u32 transport_calc_sg_num( sg_length = (se_mem->se_len - task_offset); if (!(list_is_last(&se_mem->se_list, - T_TASK(se_cmd)->t_mem_list))) + se_cmd->t_task->t_mem_list))) se_mem = list_entry(se_mem->se_list.next, struct se_mem, se_list); } @@ -4484,21 +4360,23 @@ next: if (!(task->task_sg)) { printk(KERN_ERR "Unable to allocate memory for" " task->task_sg\n"); - return 0; + return -ENOMEM; } sg_init_table(&task->task_sg[0], task_sg_num_padded); /* * Setup task->task_sg_bidi for SCSI READ payload for * TCM/pSCSI passthrough if present for BIDI-COMMAND */ - if ((T_TASK(se_cmd)->t_mem_bidi_list != NULL) && - (TRANSPORT(se_dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV)) { + if ((se_cmd->t_task->t_mem_bidi_list != NULL) && + (se_dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV)) { task->task_sg_bidi = kzalloc(task_sg_num_padded * sizeof(struct scatterlist), GFP_KERNEL); if (!(task->task_sg_bidi)) { + kfree(task->task_sg); + task->task_sg = NULL; printk(KERN_ERR "Unable to allocate memory for" " task->task_sg_bidi\n"); - return 0; + return -ENOMEM; } sg_init_table(&task->task_sg_bidi[0], task_sg_num_padded); } @@ -4535,13 +4413,13 @@ static inline int transport_set_tasks_sectors_disk( if ((lba + sectors) > transport_dev_end_lba(dev)) { task->task_sectors = ((transport_dev_end_lba(dev) - lba) + 1); - if (task->task_sectors > DEV_ATTRIB(dev)->max_sectors) { - task->task_sectors = DEV_ATTRIB(dev)->max_sectors; + if (task->task_sectors > dev->se_sub_dev->se_dev_attrib.max_sectors) { + task->task_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors; *max_sectors_set = 1; } } else { - if (sectors > DEV_ATTRIB(dev)->max_sectors) { - task->task_sectors = DEV_ATTRIB(dev)->max_sectors; + if (sectors > dev->se_sub_dev->se_dev_attrib.max_sectors) { + task->task_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors; *max_sectors_set = 1; } else task->task_sectors = sectors; @@ -4557,8 +4435,8 @@ static inline int transport_set_tasks_sectors_non_disk( u32 sectors, int *max_sectors_set) { - if (sectors > DEV_ATTRIB(dev)->max_sectors) { - task->task_sectors = DEV_ATTRIB(dev)->max_sectors; + if (sectors > dev->se_sub_dev->se_dev_attrib.max_sectors) { + task->task_sectors = dev->se_sub_dev->se_dev_attrib.max_sectors; *max_sectors_set = 1; } else task->task_sectors = sectors; @@ -4573,7 +4451,7 @@ static inline int transport_set_tasks_sectors( u32 sectors, int *max_sectors_set) { - return (TRANSPORT(dev)->get_device_type(dev) == TYPE_DISK) ? + return (dev->transport->get_device_type(dev) == TYPE_DISK) ? transport_set_tasks_sectors_disk(task, dev, lba, sectors, max_sectors_set) : transport_set_tasks_sectors_non_disk(task, dev, lba, sectors, @@ -4590,17 +4468,15 @@ static int transport_map_sg_to_mem( struct scatterlist *sg; u32 sg_count = 1, cmd_size = cmd->data_length; - if (!in_mem) { - printk(KERN_ERR "No source scatterlist\n"); - return -1; - } + WARN_ON(!in_mem); + sg = (struct scatterlist *)in_mem; while (cmd_size) { se_mem = kmem_cache_zalloc(se_mem_cache, GFP_KERNEL); if (!(se_mem)) { printk(KERN_ERR "Unable to allocate struct se_mem\n"); - return -1; + return -ENOMEM; } INIT_LIST_HEAD(&se_mem->se_list); DEBUG_MEM("sg_to_mem: Starting loop with cmd_size: %u" @@ -4658,7 +4534,7 @@ int transport_map_mem_to_sg( if (!sg) { printk(KERN_ERR "Unable to locate valid struct" " scatterlist pointer\n"); - return -1; + return -EINVAL; } while (task_size != 0) { @@ -4675,7 +4551,7 @@ int transport_map_mem_to_sg( sg->length = se_mem->se_len; if (!(list_is_last(&se_mem->se_list, - T_TASK(se_cmd)->t_mem_list))) { + se_cmd->t_task->t_mem_list))) { se_mem = list_entry(se_mem->se_list.next, struct se_mem, se_list); (*se_mem_cnt)++; @@ -4711,7 +4587,7 @@ int transport_map_mem_to_sg( sg->length = (se_mem->se_len - *task_offset); if (!(list_is_last(&se_mem->se_list, - T_TASK(se_cmd)->t_mem_list))) { + se_cmd->t_task->t_mem_list))) { se_mem = list_entry(se_mem->se_list.next, struct se_mem, se_list); (*se_mem_cnt)++; @@ -4755,7 +4631,7 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) struct scatterlist *sg_head_cur = NULL, *sg_link_cur = NULL; struct scatterlist *sg, *sg_end = NULL, *sg_end_cur = NULL; struct se_task *task; - struct target_core_fabric_ops *tfo = CMD_TFO(cmd); + struct target_core_fabric_ops *tfo = cmd->se_tfo; u32 task_sg_num = 0, sg_count = 0; int i; @@ -4769,7 +4645,7 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) * Walk the struct se_task list and setup scatterlist chains * for each contiguosly allocated struct se_task->task_sg[]. */ - list_for_each_entry(task, &T_TASK(cmd)->t_task_list, t_list) { + list_for_each_entry(task, &cmd->t_task->t_task_list, t_list) { if (!(task->task_sg) || !(task->task_padded_sg)) continue; @@ -4780,10 +4656,10 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) * Either add chain or mark end of scatterlist */ if (!(list_is_last(&task->t_list, - &T_TASK(cmd)->t_task_list))) { + &cmd->t_task->t_task_list))) { /* * Clear existing SGL termination bit set in - * transport_calc_sg_num(), see sg_mark_end() + * transport_init_task_sg(), see sg_mark_end() */ sg_end_cur = &task->task_sg[task->task_sg_num - 1]; sg_end_cur->page_link &= ~0x02; @@ -4806,10 +4682,10 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) /* * Check for single task.. */ - if (!(list_is_last(&task->t_list, &T_TASK(cmd)->t_task_list))) { + if (!(list_is_last(&task->t_list, &cmd->t_task->t_task_list))) { /* * Clear existing SGL termination bit set in - * transport_calc_sg_num(), see sg_mark_end() + * transport_init_task_sg(), see sg_mark_end() */ sg_end = &task->task_sg[task->task_sg_num - 1]; sg_end->page_link &= ~0x02; @@ -4824,15 +4700,15 @@ void transport_do_task_sg_chain(struct se_cmd *cmd) * Setup the starting pointer and total t_tasks_sg_linked_no including * padding SGs for linking and to mark the end. */ - T_TASK(cmd)->t_tasks_sg_chained = sg_first; - T_TASK(cmd)->t_tasks_sg_chained_no = sg_count; + cmd->t_task->t_tasks_sg_chained = sg_first; + cmd->t_task->t_tasks_sg_chained_no = sg_count; - DEBUG_CMD_M("Setup cmd: %p T_TASK(cmd)->t_tasks_sg_chained: %p and" - " t_tasks_sg_chained_no: %u\n", cmd, T_TASK(cmd)->t_tasks_sg_chained, - T_TASK(cmd)->t_tasks_sg_chained_no); + DEBUG_CMD_M("Setup cmd: %p cmd->t_task->t_tasks_sg_chained: %p and" + " t_tasks_sg_chained_no: %u\n", cmd, cmd->t_task->t_tasks_sg_chained, + cmd->t_task->t_tasks_sg_chained_no); - for_each_sg(T_TASK(cmd)->t_tasks_sg_chained, sg, - T_TASK(cmd)->t_tasks_sg_chained_no, i) { + for_each_sg(cmd->t_task->t_tasks_sg_chained, sg, + cmd->t_task->t_tasks_sg_chained_no, i) { DEBUG_CMD_M("SG[%d]: %p page: %p length: %d offset: %d, magic: 0x%08x\n", i, sg, sg_page(sg), sg->length, sg->offset, sg->sg_magic); @@ -4860,12 +4736,12 @@ static int transport_do_se_mem_map( * se_subsystem_api_t->do_se_mem_map is used when internal allocation * has been done by the transport plugin. */ - if (TRANSPORT(dev)->do_se_mem_map) { - ret = TRANSPORT(dev)->do_se_mem_map(task, se_mem_list, + if (dev->transport->do_se_mem_map) { + ret = dev->transport->do_se_mem_map(task, se_mem_list, in_mem, in_se_mem, out_se_mem, se_mem_cnt, task_offset_in); if (ret == 0) - T_TASK(task->task_se_cmd)->t_tasks_se_num += *se_mem_cnt; + task->task_se_cmd->t_task->t_tasks_se_num += *se_mem_cnt; return ret; } @@ -4875,7 +4751,7 @@ static int transport_do_se_mem_map( * This is the normal path for all normal non BIDI and BIDI-COMMAND * WRITE payloads.. If we need to do BIDI READ passthrough for * TCM/pSCSI the first call to transport_do_se_mem_map -> - * transport_calc_sg_num() -> transport_map_mem_to_sg() will do the + * transport_init_task_sg() -> transport_map_mem_to_sg() will do the * allocation for task->task_sg_bidi, and the subsequent call to * transport_do_se_mem_map() from transport_generic_get_cdb_count() */ @@ -4884,8 +4760,9 @@ static int transport_do_se_mem_map( * Assume default that transport plugin speaks preallocated * scatterlists. */ - if (!(transport_calc_sg_num(task, in_se_mem, task_offset))) - return -1; + ret = transport_init_task_sg(task, in_se_mem, task_offset); + if (ret <= 0) + return ret; /* * struct se_task->task_sg now contains the struct scatterlist array. */ @@ -4914,7 +4791,7 @@ static u32 transport_generic_get_cdb_count( struct se_task *task; struct se_mem *se_mem = NULL, *se_mem_lout = NULL; struct se_mem *se_mem_bidi = NULL, *se_mem_bidi_lout = NULL; - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; int max_sectors_set = 0, ret; u32 task_offset_in = 0, se_mem_cnt = 0, se_mem_bidi_cnt = 0, task_cdbs = 0; @@ -4933,15 +4810,15 @@ static u32 transport_generic_get_cdb_count( * Check for extra se_mem_bidi mapping for BIDI-COMMANDs to * struct se_task->task_sg_bidi for TCM/pSCSI passthrough operation */ - if ((T_TASK(cmd)->t_mem_bidi_list != NULL) && - !(list_empty(T_TASK(cmd)->t_mem_bidi_list)) && - (TRANSPORT(dev)->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV)) - se_mem_bidi = list_entry(T_TASK(cmd)->t_mem_bidi_list->next, + if ((cmd->t_task->t_mem_bidi_list != NULL) && + !(list_empty(cmd->t_task->t_mem_bidi_list)) && + (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV)) + se_mem_bidi = list_entry(cmd->t_task->t_mem_bidi_list->next, struct se_mem, se_list); while (sectors) { DEBUG_VOL("ITT[0x%08x] LBA(%llu) SectorsLeft(%u) EOBJ(%llu)\n", - CMD_TFO(cmd)->get_task_tag(cmd), lba, sectors, + cmd->se_tfo->get_task_tag(cmd), lba, sectors, transport_dev_end_lba(dev)); task = transport_generic_get_task(cmd, data_direction); @@ -4955,19 +4832,19 @@ static u32 transport_generic_get_cdb_count( lba += task->task_sectors; sectors -= task->task_sectors; task->task_size = (task->task_sectors * - DEV_ATTRIB(dev)->block_size); + dev->se_sub_dev->se_dev_attrib.block_size); - cdb = TRANSPORT(dev)->get_cdb(task); + cdb = dev->transport->get_cdb(task); if ((cdb)) { - memcpy(cdb, T_TASK(cmd)->t_task_cdb, - scsi_command_size(T_TASK(cmd)->t_task_cdb)); + memcpy(cdb, cmd->t_task->t_task_cdb, + scsi_command_size(cmd->t_task->t_task_cdb)); cmd->transport_split_cdb(task->task_lba, &task->task_sectors, cdb); } /* * Perform the SE OBJ plugin and/or Transport plugin specific - * mapping for T_TASK(cmd)->t_mem_list. And setup the + * mapping for cmd->t_task->t_mem_list. And setup the * task->task_sg and if necessary task->task_sg_bidi */ ret = transport_do_se_mem_map(dev, task, mem_list, @@ -4978,17 +4855,17 @@ static u32 transport_generic_get_cdb_count( se_mem = se_mem_lout; /* - * Setup the T_TASK(cmd)->t_mem_bidi_list -> task->task_sg_bidi + * Setup the cmd->t_task->t_mem_bidi_list -> task->task_sg_bidi * mapping for SCSI READ for BIDI-COMMAND passthrough with TCM/pSCSI * * Note that the first call to transport_do_se_mem_map() above will * allocate struct se_task->task_sg_bidi in transport_do_se_mem_map() - * -> transport_calc_sg_num(), and the second here will do the + * -> transport_init_task_sg(), and the second here will do the * mapping for SCSI READ for BIDI-COMMAND passthrough with TCM/pSCSI. */ if (task->task_sg_bidi != NULL) { ret = transport_do_se_mem_map(dev, task, - T_TASK(cmd)->t_mem_bidi_list, NULL, + cmd->t_task->t_mem_bidi_list, NULL, se_mem_bidi, &se_mem_bidi_lout, &se_mem_bidi_cnt, &task_offset_in); if (ret < 0) @@ -5011,12 +4888,12 @@ static u32 transport_generic_get_cdb_count( } if (set_counts) { - atomic_inc(&T_TASK(cmd)->t_fe_count); - atomic_inc(&T_TASK(cmd)->t_se_count); + atomic_inc(&cmd->t_task->t_fe_count); + atomic_inc(&cmd->t_task->t_se_count); } DEBUG_VOL("ITT[0x%08x] total %s cdbs(%u)\n", - CMD_TFO(cmd)->get_task_tag(cmd), (data_direction == DMA_TO_DEVICE) + cmd->se_tfo->get_task_tag(cmd), (data_direction == DMA_TO_DEVICE) ? "DMA_TO_DEVICE" : "DMA_FROM_DEVICE", task_cdbs); return task_cdbs; @@ -5027,7 +4904,7 @@ out: static int transport_map_control_cmd_to_task(struct se_cmd *cmd) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; unsigned char *cdb; struct se_task *task; int ret; @@ -5036,7 +4913,7 @@ transport_map_control_cmd_to_task(struct se_cmd *cmd) if (!task) return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES; - cdb = TRANSPORT(dev)->get_cdb(task); + cdb = dev->transport->get_cdb(task); if (cdb) memcpy(cdb, cmd->t_task->t_task_cdb, scsi_command_size(cmd->t_task->t_task_cdb)); @@ -5052,8 +4929,8 @@ transport_map_control_cmd_to_task(struct se_cmd *cmd) struct se_mem *se_mem = NULL, *se_mem_lout = NULL; u32 se_mem_cnt = 0, task_offset = 0; - if (!list_empty(T_TASK(cmd)->t_mem_list)) - se_mem = list_entry(T_TASK(cmd)->t_mem_list->next, + if (!list_empty(cmd->t_task->t_mem_list)) + se_mem = list_entry(cmd->t_task->t_mem_list->next, struct se_mem, se_list); ret = transport_do_se_mem_map(dev, task, @@ -5092,14 +4969,14 @@ static int transport_generic_new_cmd(struct se_cmd *cmd) { struct se_portal_group *se_tpg; struct se_task *task; - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; int ret = 0; /* * Determine is the TCM fabric module has already allocated physical * memory, and is directly calling transport_generic_map_mem_to_cmd() * to setup beforehand the linked list of physical memory at - * T_TASK(cmd)->t_mem_list of struct se_mem->se_page + * cmd->t_task->t_mem_list of struct se_mem->se_page */ if (!(cmd->se_cmd_flags & SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC)) { ret = transport_allocate_resources(cmd); @@ -5120,15 +4997,15 @@ static int transport_generic_new_cmd(struct se_cmd *cmd) * Linux/NET via kernel sockets and needs to allocate a * struct iovec array to complete the struct se_cmd */ - se_tpg = SE_LUN(cmd)->lun_sep->sep_tpg; - if (TPG_TFO(se_tpg)->alloc_cmd_iovecs != NULL) { - ret = TPG_TFO(se_tpg)->alloc_cmd_iovecs(cmd); + se_tpg = cmd->se_lun->lun_sep->sep_tpg; + if (se_tpg->se_tpg_tfo->alloc_cmd_iovecs != NULL) { + ret = se_tpg->se_tpg_tfo->alloc_cmd_iovecs(cmd); if (ret < 0) return PYX_TRANSPORT_OUT_OF_MEMORY_RESOURCES; } if (cmd->se_cmd_flags & SCF_SCSI_DATA_SG_IO_CDB) { - list_for_each_entry(task, &T_TASK(cmd)->t_task_list, t_list) { + list_for_each_entry(task, &cmd->t_task->t_task_list, t_list) { if (atomic_read(&task->task_sent)) continue; if (!dev->transport->map_task_SG) @@ -5175,9 +5052,9 @@ void transport_generic_process_write(struct se_cmd *cmd) * original EDTL */ if (cmd->se_cmd_flags & SCF_UNDERFLOW_BIT) { - if (!T_TASK(cmd)->t_tasks_se_num) { + if (!cmd->t_task->t_tasks_se_num) { unsigned char *dst, *buf = - (unsigned char *)T_TASK(cmd)->t_task_buf; + (unsigned char *)cmd->t_task->t_task_buf; dst = kzalloc(cmd->cmd_spdtl), GFP_KERNEL); if (!(dst)) { @@ -5189,15 +5066,15 @@ void transport_generic_process_write(struct se_cmd *cmd) } memcpy(dst, buf, cmd->cmd_spdtl); - kfree(T_TASK(cmd)->t_task_buf); - T_TASK(cmd)->t_task_buf = dst; + kfree(cmd->t_task->t_task_buf); + cmd->t_task->t_task_buf = dst; } else { struct scatterlist *sg = - (struct scatterlist *sg)T_TASK(cmd)->t_task_buf; + (struct scatterlist *sg)cmd->t_task->t_task_buf; struct scatterlist *orig_sg; orig_sg = kzalloc(sizeof(struct scatterlist) * - T_TASK(cmd)->t_tasks_se_num, + cmd->t_task->t_tasks_se_num, GFP_KERNEL))) { if (!(orig_sg)) { printk(KERN_ERR "Unable to allocate memory" @@ -5207,9 +5084,9 @@ void transport_generic_process_write(struct se_cmd *cmd) return; } - memcpy(orig_sg, T_TASK(cmd)->t_task_buf, + memcpy(orig_sg, cmd->t_task->t_task_buf, sizeof(struct scatterlist) * - T_TASK(cmd)->t_tasks_se_num); + cmd->t_task->t_tasks_se_num); cmd->data_length = cmd->cmd_spdtl; /* @@ -5240,24 +5117,24 @@ static int transport_generic_write_pending(struct se_cmd *cmd) unsigned long flags; int ret; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); cmd->t_state = TRANSPORT_WRITE_PENDING; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); /* * For the TCM control CDBs using a contiguous buffer, do the memcpy * from the passed Linux/SCSI struct scatterlist located at - * T_TASK(se_cmd)->t_task_pt_buf to the contiguous buffer at - * T_TASK(se_cmd)->t_task_buf. + * se_cmd->t_task->t_task_pt_buf to the contiguous buffer at + * se_cmd->t_task->t_task_buf. */ if (cmd->se_cmd_flags & SCF_PASSTHROUGH_CONTIG_TO_SG) transport_memcpy_read_contig(cmd, - T_TASK(cmd)->t_task_buf, - T_TASK(cmd)->t_task_pt_sgl); + cmd->t_task->t_task_buf, + cmd->t_task->t_task_pt_sgl); /* * Clear the se_cmd for WRITE_PENDING status in order to set - * T_TASK(cmd)->t_transport_active=0 so that transport_generic_handle_data + * cmd->t_task->t_transport_active=0 so that transport_generic_handle_data * can be called from HW target mode interrupt code. This is safe - * to be called with transport_off=1 before the CMD_TFO(cmd)->write_pending + * to be called with transport_off=1 before the cmd->se_tfo->write_pending * because the se_cmd->se_lun pointer is not being cleared. */ transport_cmd_check_stop(cmd, 1, 0); @@ -5266,7 +5143,7 @@ static int transport_generic_write_pending(struct se_cmd *cmd) * Call the fabric write_pending function here to let the * frontend know that WRITE buffers are ready. */ - ret = CMD_TFO(cmd)->write_pending(cmd); + ret = cmd->se_tfo->write_pending(cmd); if (ret < 0) return ret; @@ -5279,11 +5156,11 @@ static int transport_generic_write_pending(struct se_cmd *cmd) */ void transport_release_cmd_to_pool(struct se_cmd *cmd) { - BUG_ON(!T_TASK(cmd)); - BUG_ON(!CMD_TFO(cmd)); + BUG_ON(!cmd->t_task); + BUG_ON(!cmd->se_tfo); transport_free_se_cmd(cmd); - CMD_TFO(cmd)->release_cmd_to_pool(cmd); + cmd->se_tfo->release_cmd_to_pool(cmd); } EXPORT_SYMBOL(transport_release_cmd_to_pool); @@ -5297,16 +5174,16 @@ void transport_generic_free_cmd( int release_to_pool, int session_reinstatement) { - if (!(cmd->se_cmd_flags & SCF_SE_LUN_CMD) || !T_TASK(cmd)) + if (!(cmd->se_cmd_flags & SCF_SE_LUN_CMD) || !cmd->t_task) transport_release_cmd_to_pool(cmd); else { core_dec_lacl_count(cmd->se_sess->se_node_acl, cmd); - if (SE_LUN(cmd)) { + if (cmd->se_lun) { #if 0 printk(KERN_INFO "cmd: %p ITT: 0x%08x contains" - " SE_LUN(cmd)\n", cmd, - CMD_TFO(cmd)->get_task_tag(cmd)); + " cmd->se_lun\n", cmd, + cmd->se_tfo->get_task_tag(cmd)); #endif transport_lun_remove_cmd(cmd); } @@ -5343,32 +5220,32 @@ static int transport_lun_wait_for_tasks(struct se_cmd *cmd, struct se_lun *lun) * If the frontend has already requested this struct se_cmd to * be stopped, we can safely ignore this struct se_cmd. */ - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - if (atomic_read(&T_TASK(cmd)->t_transport_stop)) { - atomic_set(&T_TASK(cmd)->transport_lun_stop, 0); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + if (atomic_read(&cmd->t_task->t_transport_stop)) { + atomic_set(&cmd->t_task->transport_lun_stop, 0); DEBUG_TRANSPORT_S("ConfigFS ITT[0x%08x] - t_transport_stop ==" - " TRUE, skipping\n", CMD_TFO(cmd)->get_task_tag(cmd)); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + " TRUE, skipping\n", cmd->se_tfo->get_task_tag(cmd)); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); transport_cmd_check_stop(cmd, 1, 0); - return -1; + return -EPERM; } - atomic_set(&T_TASK(cmd)->transport_lun_fe_stop, 1); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + atomic_set(&cmd->t_task->transport_lun_fe_stop, 1); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); - wake_up_interruptible(&SE_DEV(cmd)->dev_queue_obj->thread_wq); + wake_up_interruptible(&cmd->se_lun->lun_se_dev->dev_queue_obj.thread_wq); ret = transport_stop_tasks_for_cmd(cmd); DEBUG_TRANSPORT_S("ConfigFS: cmd: %p t_task_cdbs: %d stop tasks ret:" - " %d\n", cmd, T_TASK(cmd)->t_task_cdbs, ret); + " %d\n", cmd, cmd->t_task->t_task_cdbs, ret); if (!ret) { DEBUG_TRANSPORT_S("ConfigFS: ITT[0x%08x] - stopping cmd....\n", - CMD_TFO(cmd)->get_task_tag(cmd)); - wait_for_completion(&T_TASK(cmd)->transport_lun_stop_comp); + cmd->se_tfo->get_task_tag(cmd)); + wait_for_completion(&cmd->t_task->transport_lun_stop_comp); DEBUG_TRANSPORT_S("ConfigFS: ITT[0x%08x] - stopped cmd....\n", - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); } - transport_remove_cmd_from_queue(cmd, SE_DEV(cmd)->dev_queue_obj); + transport_remove_cmd_from_queue(cmd, &cmd->se_lun->lun_se_dev->dev_queue_obj); return 0; } @@ -5394,33 +5271,33 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) struct se_cmd, se_lun_list); list_del(&cmd->se_lun_list); - if (!(T_TASK(cmd))) { - printk(KERN_ERR "ITT: 0x%08x, T_TASK(cmd) = NULL" + if (!(cmd->t_task)) { + printk(KERN_ERR "ITT: 0x%08x, cmd->t_task = NULL" "[i,t]_state: %u/%u\n", - CMD_TFO(cmd)->get_task_tag(cmd), - CMD_TFO(cmd)->get_cmd_state(cmd), cmd->t_state); + cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state); BUG(); } - atomic_set(&T_TASK(cmd)->transport_lun_active, 0); + atomic_set(&cmd->t_task->transport_lun_active, 0); /* * This will notify iscsi_target_transport.c: * transport_cmd_check_stop() that a LUN shutdown is in * progress for the iscsi_cmd_t. */ - spin_lock(&T_TASK(cmd)->t_state_lock); - DEBUG_CLEAR_L("SE_LUN[%d] - Setting T_TASK(cmd)->transport" + spin_lock(&cmd->t_task->t_state_lock); + DEBUG_CLEAR_L("SE_LUN[%d] - Setting cmd->t_task->transport" "_lun_stop for ITT: 0x%08x\n", - SE_LUN(cmd)->unpacked_lun, - CMD_TFO(cmd)->get_task_tag(cmd)); - atomic_set(&T_TASK(cmd)->transport_lun_stop, 1); - spin_unlock(&T_TASK(cmd)->t_state_lock); + cmd->se_lun->unpacked_lun, + cmd->se_tfo->get_task_tag(cmd)); + atomic_set(&cmd->t_task->transport_lun_stop, 1); + spin_unlock(&cmd->t_task->t_state_lock); spin_unlock_irqrestore(&lun->lun_cmd_lock, lun_flags); - if (!(SE_LUN(cmd))) { + if (!(cmd->se_lun)) { printk(KERN_ERR "ITT: 0x%08x, [i,t]_state: %u/%u\n", - CMD_TFO(cmd)->get_task_tag(cmd), - CMD_TFO(cmd)->get_cmd_state(cmd), cmd->t_state); + cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state); BUG(); } /* @@ -5428,27 +5305,27 @@ static void __transport_clear_lun_from_sessions(struct se_lun *lun) * and/or stop its context. */ DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x before transport" - "_lun_wait_for_tasks()\n", SE_LUN(cmd)->unpacked_lun, - CMD_TFO(cmd)->get_task_tag(cmd)); + "_lun_wait_for_tasks()\n", cmd->se_lun->unpacked_lun, + cmd->se_tfo->get_task_tag(cmd)); - if (transport_lun_wait_for_tasks(cmd, SE_LUN(cmd)) < 0) { + if (transport_lun_wait_for_tasks(cmd, cmd->se_lun) < 0) { spin_lock_irqsave(&lun->lun_cmd_lock, lun_flags); continue; } DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x after transport_lun" "_wait_for_tasks(): SUCCESS\n", - SE_LUN(cmd)->unpacked_lun, - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_lun->unpacked_lun, + cmd->se_tfo->get_task_tag(cmd)); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, cmd_flags); - if (!(atomic_read(&T_TASK(cmd)->transport_dev_active))) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, cmd_flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, cmd_flags); + if (!(atomic_read(&cmd->t_task->transport_dev_active))) { + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, cmd_flags); goto check_cond; } - atomic_set(&T_TASK(cmd)->transport_dev_active, 0); + atomic_set(&cmd->t_task->transport_dev_active, 0); transport_all_task_dev_remove_state(cmd); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, cmd_flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, cmd_flags); transport_free_dev_tasks(cmd); /* @@ -5465,24 +5342,24 @@ check_cond: * be released, notify the waiting thread now that LU has * finished accessing it. */ - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, cmd_flags); - if (atomic_read(&T_TASK(cmd)->transport_lun_fe_stop)) { + spin_lock_irqsave(&cmd->t_task->t_state_lock, cmd_flags); + if (atomic_read(&cmd->t_task->transport_lun_fe_stop)) { DEBUG_CLEAR_L("SE_LUN[%d] - Detected FE stop for" " struct se_cmd: %p ITT: 0x%08x\n", lun->unpacked_lun, - cmd, CMD_TFO(cmd)->get_task_tag(cmd)); + cmd, cmd->se_tfo->get_task_tag(cmd)); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, cmd_flags); transport_cmd_check_stop(cmd, 1, 0); - complete(&T_TASK(cmd)->transport_lun_fe_stop_comp); + complete(&cmd->t_task->transport_lun_fe_stop_comp); spin_lock_irqsave(&lun->lun_cmd_lock, lun_flags); continue; } DEBUG_CLEAR_L("SE_LUN[%d] - ITT: 0x%08x finished processing\n", - lun->unpacked_lun, CMD_TFO(cmd)->get_task_tag(cmd)); + lun->unpacked_lun, cmd->se_tfo->get_task_tag(cmd)); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, cmd_flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, cmd_flags); spin_lock_irqsave(&lun->lun_cmd_lock, lun_flags); } spin_unlock_irqrestore(&lun->lun_cmd_lock, lun_flags); @@ -5506,7 +5383,7 @@ int transport_clear_lun_from_sessions(struct se_lun *lun) "tcm_cl_%u", lun->unpacked_lun); if (IS_ERR(kt)) { printk(KERN_ERR "Unable to start clear_lun thread\n"); - return -1; + return PTR_ERR(kt); } wait_for_completion(&lun->lun_shutdown_comp); @@ -5528,20 +5405,20 @@ static void transport_generic_wait_for_tasks( if (!(cmd->se_cmd_flags & SCF_SE_LUN_CMD) && !(cmd->se_tmr_req)) return; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); /* * If we are already stopped due to an external event (ie: LUN shutdown) * sleep until the connection can have the passed struct se_cmd back. - * The T_TASK(cmd)->transport_lun_stopped_sem will be upped by + * The cmd->t_task->transport_lun_stopped_sem will be upped by * transport_clear_lun_from_sessions() once the ConfigFS context caller * has completed its operation on the struct se_cmd. */ - if (atomic_read(&T_TASK(cmd)->transport_lun_stop)) { + if (atomic_read(&cmd->t_task->transport_lun_stop)) { DEBUG_TRANSPORT_S("wait_for_tasks: Stopping" - " wait_for_completion(&T_TASK(cmd)transport_lun_fe" + " wait_for_completion(&cmd->t_tasktransport_lun_fe" "_stop_comp); for ITT: 0x%08x\n", - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); /* * There is a special case for WRITES where a FE exception + * LUN shutdown means ConfigFS context is still sleeping on @@ -5549,10 +5426,10 @@ static void transport_generic_wait_for_tasks( * We go ahead and up transport_lun_stop_comp just to be sure * here. */ - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); - complete(&T_TASK(cmd)->transport_lun_stop_comp); - wait_for_completion(&T_TASK(cmd)->transport_lun_fe_stop_comp); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); + complete(&cmd->t_task->transport_lun_stop_comp); + wait_for_completion(&cmd->t_task->transport_lun_fe_stop_comp); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); transport_all_task_dev_remove_state(cmd); /* @@ -5561,39 +5438,39 @@ static void transport_generic_wait_for_tasks( * normal means below. */ DEBUG_TRANSPORT_S("wait_for_tasks: Stopped" - " wait_for_completion(&T_TASK(cmd)transport_lun_fe_" + " wait_for_completion(&cmd->t_tasktransport_lun_fe_" "stop_comp); for ITT: 0x%08x\n", - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); - atomic_set(&T_TASK(cmd)->transport_lun_stop, 0); + atomic_set(&cmd->t_task->transport_lun_stop, 0); } - if (!atomic_read(&T_TASK(cmd)->t_transport_active) || - atomic_read(&T_TASK(cmd)->t_transport_aborted)) + if (!atomic_read(&cmd->t_task->t_transport_active) || + atomic_read(&cmd->t_task->t_transport_aborted)) goto remove; - atomic_set(&T_TASK(cmd)->t_transport_stop, 1); + atomic_set(&cmd->t_task->t_transport_stop, 1); DEBUG_TRANSPORT_S("wait_for_tasks: Stopping %p ITT: 0x%08x" " i_state: %d, t_state/def_t_state: %d/%d, t_transport_stop" - " = TRUE\n", cmd, CMD_TFO(cmd)->get_task_tag(cmd), - CMD_TFO(cmd)->get_cmd_state(cmd), cmd->t_state, + " = TRUE\n", cmd, cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), cmd->t_state, cmd->deferred_t_state); - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); - wake_up_interruptible(&SE_DEV(cmd)->dev_queue_obj->thread_wq); + wake_up_interruptible(&cmd->se_lun->lun_se_dev->dev_queue_obj.thread_wq); - wait_for_completion(&T_TASK(cmd)->t_transport_stop_comp); + wait_for_completion(&cmd->t_task->t_transport_stop_comp); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - atomic_set(&T_TASK(cmd)->t_transport_active, 0); - atomic_set(&T_TASK(cmd)->t_transport_stop, 0); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + atomic_set(&cmd->t_task->t_transport_active, 0); + atomic_set(&cmd->t_task->t_transport_stop, 0); DEBUG_TRANSPORT_S("wait_for_tasks: Stopped wait_for_compltion(" - "&T_TASK(cmd)->t_transport_stop_comp) for ITT: 0x%08x\n", - CMD_TFO(cmd)->get_task_tag(cmd)); + "&cmd->t_task->t_transport_stop_comp) for ITT: 0x%08x\n", + cmd->se_tfo->get_task_tag(cmd)); remove: - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); if (!remove_cmd) return; @@ -5632,13 +5509,13 @@ int transport_send_check_condition_and_sense( int offset; u8 asc = 0, ascq = 0; - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); if (cmd->se_cmd_flags & SCF_SENT_CHECK_CONDITION) { - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); return 0; } cmd->se_cmd_flags |= SCF_SENT_CHECK_CONDITION; - spin_unlock_irqrestore(&T_TASK(cmd)->t_state_lock, flags); + spin_unlock_irqrestore(&cmd->t_task->t_state_lock, flags); if (!reason && from_transport) goto after_reason; @@ -5651,7 +5528,7 @@ int transport_send_check_condition_and_sense( * TRANSPORT_SENSE_BUFFER is now set to SCSI_SENSE_BUFFERSIZE * from include/scsi/scsi_cmnd.h */ - offset = CMD_TFO(cmd)->set_fabric_sense_len(cmd, + offset = cmd->se_tfo->set_fabric_sense_len(cmd, TRANSPORT_SENSE_BUFFER); /* * Actual SENSE DATA, see SPC-3 7.23.2 SPC_SENSE_KEY_OFFSET uses @@ -5788,7 +5665,7 @@ int transport_send_check_condition_and_sense( cmd->scsi_sense_length = TRANSPORT_SENSE_BUFFER + offset; after_reason: - CMD_TFO(cmd)->queue_status(cmd); + cmd->se_tfo->queue_status(cmd); return 0; } EXPORT_SYMBOL(transport_send_check_condition_and_sense); @@ -5797,18 +5674,18 @@ int transport_check_aborted_status(struct se_cmd *cmd, int send_status) { int ret = 0; - if (atomic_read(&T_TASK(cmd)->t_transport_aborted) != 0) { + if (atomic_read(&cmd->t_task->t_transport_aborted) != 0) { if (!(send_status) || (cmd->se_cmd_flags & SCF_SENT_DELAYED_TAS)) return 1; #if 0 printk(KERN_INFO "Sending delayed SAM_STAT_TASK_ABORTED" " status for CDB: 0x%02x ITT: 0x%08x\n", - T_TASK(cmd)->t_task_cdb[0], - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->t_task->t_task_cdb[0], + cmd->se_tfo->get_task_tag(cmd)); #endif cmd->se_cmd_flags |= SCF_SENT_DELAYED_TAS; - CMD_TFO(cmd)->queue_status(cmd); + cmd->se_tfo->queue_status(cmd); ret = 1; } return ret; @@ -5824,8 +5701,8 @@ void transport_send_task_abort(struct se_cmd *cmd) * queued back to fabric module by transport_check_aborted_status(). */ if (cmd->data_direction == DMA_TO_DEVICE) { - if (CMD_TFO(cmd)->write_pending_status(cmd) != 0) { - atomic_inc(&T_TASK(cmd)->t_transport_aborted); + if (cmd->se_tfo->write_pending_status(cmd) != 0) { + atomic_inc(&cmd->t_task->t_transport_aborted); smp_mb__after_atomic_inc(); cmd->scsi_status = SAM_STAT_TASK_ABORTED; transport_new_cmd_failure(cmd); @@ -5835,10 +5712,10 @@ void transport_send_task_abort(struct se_cmd *cmd) cmd->scsi_status = SAM_STAT_TASK_ABORTED; #if 0 printk(KERN_INFO "Setting SAM_STAT_TASK_ABORTED status for CDB: 0x%02x," - " ITT: 0x%08x\n", T_TASK(cmd)->t_task_cdb[0], - CMD_TFO(cmd)->get_task_tag(cmd)); + " ITT: 0x%08x\n", cmd->t_task->t_task_cdb[0], + cmd->se_tfo->get_task_tag(cmd)); #endif - CMD_TFO(cmd)->queue_status(cmd); + cmd->se_tfo->queue_status(cmd); } /* transport_generic_do_tmr(): @@ -5848,7 +5725,7 @@ void transport_send_task_abort(struct se_cmd *cmd) int transport_generic_do_tmr(struct se_cmd *cmd) { struct se_cmd *ref_cmd; - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_tmr_req *tmr = cmd->se_tmr_req; int ret; @@ -5881,7 +5758,7 @@ int transport_generic_do_tmr(struct se_cmd *cmd) } cmd->t_state = TRANSPORT_ISTATE_PROCESSING; - CMD_TFO(cmd)->queue_tm_rsp(cmd); + cmd->se_tfo->queue_tm_rsp(cmd); transport_cmd_check_stop(cmd, 2, 0); return 0; @@ -5920,44 +5797,44 @@ static void transport_processing_shutdown(struct se_device *dev) */ spin_lock_irqsave(&dev->execute_task_lock, flags); while ((task = transport_get_task_from_state_list(dev))) { - if (!(TASK_CMD(task))) { - printk(KERN_ERR "TASK_CMD(task) is NULL!\n"); + if (!task->task_se_cmd) { + printk(KERN_ERR "task->task_se_cmd is NULL!\n"); continue; } - cmd = TASK_CMD(task); + cmd = task->task_se_cmd; - if (!T_TASK(cmd)) { - printk(KERN_ERR "T_TASK(cmd) is NULL for task: %p cmd:" + if (!cmd->t_task) { + printk(KERN_ERR "cmd->t_task is NULL for task: %p cmd:" " %p ITT: 0x%08x\n", task, cmd, - CMD_TFO(cmd)->get_task_tag(cmd)); + cmd->se_tfo->get_task_tag(cmd)); continue; } spin_unlock_irqrestore(&dev->execute_task_lock, flags); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); DEBUG_DO("PT: cmd: %p task: %p ITT/CmdSN: 0x%08x/0x%08x," " i_state/def_i_state: %d/%d, t_state/def_t_state:" " %d/%d cdb: 0x%02x\n", cmd, task, - CMD_TFO(cmd)->get_task_tag(cmd), cmd->cmd_sn, - CMD_TFO(cmd)->get_cmd_state(cmd), cmd->deferred_i_state, + cmd->se_tfo->get_task_tag(cmd), cmd->cmd_sn, + cmd->se_tfo->get_cmd_state(cmd), cmd->deferred_i_state, cmd->t_state, cmd->deferred_t_state, - T_TASK(cmd)->t_task_cdb[0]); + cmd->t_task->t_task_cdb[0]); DEBUG_DO("PT: ITT[0x%08x] - t_task_cdbs: %d t_task_cdbs_left:" " %d t_task_cdbs_sent: %d -- t_transport_active: %d" " t_transport_stop: %d t_transport_sent: %d\n", - CMD_TFO(cmd)->get_task_tag(cmd), - T_TASK(cmd)->t_task_cdbs, - atomic_read(&T_TASK(cmd)->t_task_cdbs_left), - atomic_read(&T_TASK(cmd)->t_task_cdbs_sent), - atomic_read(&T_TASK(cmd)->t_transport_active), - atomic_read(&T_TASK(cmd)->t_transport_stop), - atomic_read(&T_TASK(cmd)->t_transport_sent)); + cmd->se_tfo->get_task_tag(cmd), + cmd->t_task->t_task_cdbs, + atomic_read(&cmd->t_task->t_task_cdbs_left), + atomic_read(&cmd->t_task->t_task_cdbs_sent), + atomic_read(&cmd->t_task->t_transport_active), + atomic_read(&cmd->t_task->t_transport_stop), + atomic_read(&cmd->t_task->t_transport_sent)); if (atomic_read(&task->task_active)) { atomic_set(&task->task_stop, 1); spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); DEBUG_DO("Waiting for task: %p to shutdown for dev:" " %p\n", task, dev); @@ -5965,8 +5842,8 @@ static void transport_processing_shutdown(struct se_device *dev) DEBUG_DO("Completed task: %p shutdown for dev: %p\n", task, dev); - spin_lock_irqsave(&T_TASK(cmd)->t_state_lock, flags); - atomic_dec(&T_TASK(cmd)->t_task_cdbs_left); + spin_lock_irqsave(&cmd->t_task->t_state_lock, flags); + atomic_dec(&cmd->t_task->t_task_cdbs_left); atomic_set(&task->task_active, 0); atomic_set(&task->task_stop, 0); @@ -5976,39 +5853,39 @@ static void transport_processing_shutdown(struct se_device *dev) } __transport_stop_task_timer(task, &flags); - if (!(atomic_dec_and_test(&T_TASK(cmd)->t_task_cdbs_ex_left))) { + if (!(atomic_dec_and_test(&cmd->t_task->t_task_cdbs_ex_left))) { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); DEBUG_DO("Skipping task: %p, dev: %p for" " t_task_cdbs_ex_left: %d\n", task, dev, - atomic_read(&T_TASK(cmd)->t_task_cdbs_ex_left)); + atomic_read(&cmd->t_task->t_task_cdbs_ex_left)); spin_lock_irqsave(&dev->execute_task_lock, flags); continue; } - if (atomic_read(&T_TASK(cmd)->t_transport_active)) { + if (atomic_read(&cmd->t_task->t_transport_active)) { DEBUG_DO("got t_transport_active = 1 for task: %p, dev:" " %p\n", task, dev); - if (atomic_read(&T_TASK(cmd)->t_fe_count)) { + if (atomic_read(&cmd->t_task->t_fe_count)) { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); transport_send_check_condition_and_sense( cmd, TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0); transport_remove_cmd_from_queue(cmd, - SE_DEV(cmd)->dev_queue_obj); + &cmd->se_lun->lun_se_dev->dev_queue_obj); transport_lun_remove_cmd(cmd); transport_cmd_check_stop(cmd, 1, 0); } else { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); transport_remove_cmd_from_queue(cmd, - SE_DEV(cmd)->dev_queue_obj); + &cmd->se_lun->lun_se_dev->dev_queue_obj); transport_lun_remove_cmd(cmd); @@ -6022,22 +5899,22 @@ static void transport_processing_shutdown(struct se_device *dev) DEBUG_DO("Got t_transport_active = 0 for task: %p, dev: %p\n", task, dev); - if (atomic_read(&T_TASK(cmd)->t_fe_count)) { + if (atomic_read(&cmd->t_task->t_fe_count)) { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); transport_send_check_condition_and_sense(cmd, TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0); transport_remove_cmd_from_queue(cmd, - SE_DEV(cmd)->dev_queue_obj); + &cmd->se_lun->lun_se_dev->dev_queue_obj); transport_lun_remove_cmd(cmd); transport_cmd_check_stop(cmd, 1, 0); } else { spin_unlock_irqrestore( - &T_TASK(cmd)->t_state_lock, flags); + &cmd->t_task->t_state_lock, flags); transport_remove_cmd_from_queue(cmd, - SE_DEV(cmd)->dev_queue_obj); + &cmd->se_lun->lun_se_dev->dev_queue_obj); transport_lun_remove_cmd(cmd); if (transport_cmd_check_stop(cmd, 1, 0)) @@ -6050,18 +5927,15 @@ static void transport_processing_shutdown(struct se_device *dev) /* * Empty the struct se_device's struct se_cmd list. */ - spin_lock_irqsave(&dev->dev_queue_obj->cmd_queue_lock, flags); - while ((qr = __transport_get_qr_from_queue(dev->dev_queue_obj))) { - spin_unlock_irqrestore( - &dev->dev_queue_obj->cmd_queue_lock, flags); - cmd = (struct se_cmd *)qr->cmd; + while ((qr = transport_get_qr_from_queue(&dev->dev_queue_obj))) { + cmd = qr->cmd; state = qr->state; kfree(qr); DEBUG_DO("From Device Queue: cmd: %p t_state: %d\n", cmd, state); - if (atomic_read(&T_TASK(cmd)->t_fe_count)) { + if (atomic_read(&cmd->t_task->t_fe_count)) { transport_send_check_condition_and_sense(cmd, TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE, 0); @@ -6072,9 +5946,7 @@ static void transport_processing_shutdown(struct se_device *dev) if (transport_cmd_check_stop(cmd, 1, 0)) transport_generic_remove(cmd, 0, 0); } - spin_lock_irqsave(&dev->dev_queue_obj->cmd_queue_lock, flags); } - spin_unlock_irqrestore(&dev->dev_queue_obj->cmd_queue_lock, flags); } /* transport_processing_thread(): @@ -6091,8 +5963,8 @@ static int transport_processing_thread(void *param) set_user_nice(current, -20); while (!kthread_should_stop()) { - ret = wait_event_interruptible(dev->dev_queue_obj->thread_wq, - atomic_read(&dev->dev_queue_obj->queue_cnt) || + ret = wait_event_interruptible(dev->dev_queue_obj.thread_wq, + atomic_read(&dev->dev_queue_obj.queue_cnt) || kthread_should_stop()); if (ret < 0) goto out; @@ -6108,22 +5980,22 @@ static int transport_processing_thread(void *param) get_cmd: __transport_execute_tasks(dev); - qr = transport_get_qr_from_queue(dev->dev_queue_obj); + qr = transport_get_qr_from_queue(&dev->dev_queue_obj); if (!(qr)) continue; - cmd = (struct se_cmd *)qr->cmd; + cmd = qr->cmd; t_state = qr->state; kfree(qr); switch (t_state) { case TRANSPORT_NEW_CMD_MAP: - if (!(CMD_TFO(cmd)->new_cmd_map)) { - printk(KERN_ERR "CMD_TFO(cmd)->new_cmd_map is" + if (!(cmd->se_tfo->new_cmd_map)) { + printk(KERN_ERR "cmd->se_tfo->new_cmd_map is" " NULL for TRANSPORT_NEW_CMD_MAP\n"); BUG(); } - ret = CMD_TFO(cmd)->new_cmd_map(cmd); + ret = cmd->se_tfo->new_cmd_map(cmd); if (ret < 0) { cmd->transport_error_status = ret; transport_generic_request_failure(cmd, NULL, @@ -6168,9 +6040,9 @@ get_cmd: printk(KERN_ERR "Unknown t_state: %d deferred_t_state:" " %d for ITT: 0x%08x i_state: %d on SE LUN:" " %u\n", t_state, cmd->deferred_t_state, - CMD_TFO(cmd)->get_task_tag(cmd), - CMD_TFO(cmd)->get_cmd_state(cmd), - SE_LUN(cmd)->unpacked_lun); + cmd->se_tfo->get_task_tag(cmd), + cmd->se_tfo->get_cmd_state(cmd), + cmd->se_lun->unpacked_lun); BUG(); } diff --git a/drivers/target/target_core_ua.c b/drivers/target/target_core_ua.c index df355176a37..16f41d188e2 100644 --- a/drivers/target/target_core_ua.c +++ b/drivers/target/target_core_ua.c @@ -80,10 +80,10 @@ int core_scsi3_ua_check( case REQUEST_SENSE: return 0; default: - return -1; + return -EINVAL; } - return -1; + return -EINVAL; } int core_scsi3_ua_allocate( @@ -98,12 +98,12 @@ int core_scsi3_ua_allocate( * PASSTHROUGH OPS */ if (!(nacl)) - return -1; + return -EINVAL; ua = kmem_cache_zalloc(se_ua_cache, GFP_ATOMIC); if (!(ua)) { printk(KERN_ERR "Unable to allocate struct se_ua\n"); - return -1; + return -ENOMEM; } INIT_LIST_HEAD(&ua->ua_dev_list); INIT_LIST_HEAD(&ua->ua_nacl_list); @@ -179,7 +179,7 @@ int core_scsi3_ua_allocate( printk(KERN_INFO "[%s]: Allocated UNIT ATTENTION, mapped LUN: %u, ASC:" " 0x%02x, ASCQ: 0x%02x\n", - TPG_TFO(nacl->se_tpg)->get_fabric_name(), unpacked_lun, + nacl->se_tpg->se_tpg_tfo->get_fabric_name(), unpacked_lun, asc, ascq); atomic_inc(&deve->ua_count); @@ -208,7 +208,7 @@ void core_scsi3_ua_for_check_condition( u8 *asc, u8 *ascq) { - struct se_device *dev = SE_DEV(cmd); + struct se_device *dev = cmd->se_lun->lun_se_dev; struct se_dev_entry *deve; struct se_session *sess = cmd->se_sess; struct se_node_acl *nacl; @@ -240,7 +240,7 @@ void core_scsi3_ua_for_check_condition( * highest priority UNIT_ATTENTION and ASC/ASCQ without * clearing it. */ - if (DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl != 0) { + if (dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl != 0) { *asc = ua->ua_asc; *ascq = ua->ua_ascq; break; @@ -267,10 +267,10 @@ void core_scsi3_ua_for_check_condition( printk(KERN_INFO "[%s]: %s UNIT ATTENTION condition with" " INTLCK_CTRL: %d, mapped LUN: %u, got CDB: 0x%02x" " reported ASC: 0x%02x, ASCQ: 0x%02x\n", - TPG_TFO(nacl->se_tpg)->get_fabric_name(), - (DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl != 0) ? "Reporting" : - "Releasing", DEV_ATTRIB(dev)->emulate_ua_intlck_ctrl, - cmd->orig_fe_lun, T_TASK(cmd)->t_task_cdb[0], *asc, *ascq); + nacl->se_tpg->se_tpg_tfo->get_fabric_name(), + (dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl != 0) ? "Reporting" : + "Releasing", dev->se_sub_dev->se_dev_attrib.emulate_ua_intlck_ctrl, + cmd->orig_fe_lun, cmd->t_task->t_task_cdb[0], *asc, *ascq); } int core_scsi3_ua_clear_for_request_sense( @@ -285,17 +285,17 @@ int core_scsi3_ua_clear_for_request_sense( int head = 1; if (!(sess)) - return -1; + return -EINVAL; nacl = sess->se_node_acl; if (!(nacl)) - return -1; + return -EINVAL; spin_lock_irq(&nacl->device_list_lock); deve = &nacl->device_list[cmd->orig_fe_lun]; if (!(atomic_read(&deve->ua_count))) { spin_unlock_irq(&nacl->device_list_lock); - return -1; + return -EPERM; } /* * The highest priority Unit Attentions are placed at the head of the @@ -325,8 +325,8 @@ int core_scsi3_ua_clear_for_request_sense( printk(KERN_INFO "[%s]: Released UNIT ATTENTION condition, mapped" " LUN: %u, got REQUEST_SENSE reported ASC: 0x%02x," - " ASCQ: 0x%02x\n", TPG_TFO(nacl->se_tpg)->get_fabric_name(), + " ASCQ: 0x%02x\n", nacl->se_tpg->se_tpg_tfo->get_fabric_name(), cmd->orig_fe_lun, *asc, *ascq); - return (head) ? -1 : 0; + return (head) ? -EPERM : 0; } diff --git a/drivers/target/tcm_fc/tfc_cmd.c b/drivers/target/tcm_fc/tfc_cmd.c index 92a449aeded..19b2b994831 100644 --- a/drivers/target/tcm_fc/tfc_cmd.c +++ b/drivers/target/tcm_fc/tfc_cmd.c @@ -72,7 +72,7 @@ void ft_dump_cmd(struct ft_cmd *cmd, const char *caller) caller, cmd, cmd->cdb); printk(KERN_INFO "%s: cmd %p lun %d\n", caller, cmd, cmd->lun); - task = T_TASK(se_cmd); + task = se_cmd->t_task; printk(KERN_INFO "%s: cmd %p task %p se_num %u buf %p len %u se_cmd_flags <0x%x>\n", caller, cmd, task, task->t_tasks_se_num, task->t_task_buf, se_cmd->data_length, se_cmd->se_cmd_flags); @@ -262,9 +262,9 @@ int ft_write_pending(struct se_cmd *se_cmd) * TCM/LIO target */ transport_do_task_sg_chain(se_cmd); - cmd->sg = T_TASK(se_cmd)->t_tasks_sg_chained; + cmd->sg = se_cmd->t_task->t_tasks_sg_chained; cmd->sg_cnt = - T_TASK(se_cmd)->t_tasks_sg_chained_no; + se_cmd->t_task->t_tasks_sg_chained_no; } if (cmd->sg && lport->tt.ddp_setup(lport, ep->xid, cmd->sg, cmd->sg_cnt)) @@ -670,7 +670,6 @@ static void ft_send_cmd(struct ft_cmd *cmd) err: ft_send_resp_code(cmd, FCP_CMND_FIELDS_INVALID); - return; } /* diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_conf.c index 84e868c255d..8c5067c6572 100644 --- a/drivers/target/tcm_fc/tfc_conf.c +++ b/drivers/target/tcm_fc/tfc_conf.c @@ -582,10 +582,10 @@ int ft_register_configfs(void) * Register the top level struct config_item_type with TCM core */ fabric = target_fabric_configfs_init(THIS_MODULE, "fc"); - if (!fabric) { + if (IS_ERR(fabric)) { printk(KERN_INFO "%s: target_fabric_configfs_init() failed!\n", __func__); - return -1; + return PTR_ERR(fabric); } fabric->tf_ops = ft_fabric_ops; diff --git a/drivers/target/tcm_fc/tfc_io.c b/drivers/target/tcm_fc/tfc_io.c index 8c4a24077d9..47efcfb9f4b 100644 --- a/drivers/target/tcm_fc/tfc_io.c +++ b/drivers/target/tcm_fc/tfc_io.c @@ -90,7 +90,7 @@ int ft_queue_data_in(struct se_cmd *se_cmd) lport = ep->lp; cmd->seq = lport->tt.seq_start_next(cmd->seq); - task = T_TASK(se_cmd); + task = se_cmd->t_task; BUG_ON(!task); remaining = se_cmd->data_length; @@ -236,7 +236,7 @@ void ft_recv_write_data(struct ft_cmd *cmd, struct fc_frame *fp) u32 f_ctl; void *buf; - task = T_TASK(se_cmd); + task = se_cmd->t_task; BUG_ON(!task); fh = fc_frame_header_get(fp); diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 561ac99def5..b0b83edbe45 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -205,11 +205,6 @@ typedef enum { SCSI_INDEX_TYPE_MAX } scsi_index_t; -struct scsi_index_table { - spinlock_t lock; - u32 scsi_mib_index[SCSI_INDEX_TYPE_MAX]; -} ____cacheline_aligned; - struct se_cmd; struct t10_alua { @@ -235,7 +230,7 @@ struct t10_alua_lu_gp { atomic_t lu_gp_ref_cnt; spinlock_t lu_gp_lock; struct config_group lu_gp_group; - struct list_head lu_gp_list; + struct list_head lu_gp_node; struct list_head lu_gp_mem_list; } ____cacheline_aligned; @@ -291,10 +286,10 @@ struct t10_vpd { } ____cacheline_aligned; struct t10_wwn { - unsigned char vendor[8]; - unsigned char model[16]; - unsigned char revision[4]; - unsigned char unit_serial[INQUIRY_VPD_SERIAL_LEN]; + char vendor[8]; + char model[16]; + char revision[4]; + char unit_serial[INQUIRY_VPD_SERIAL_LEN]; spinlock_t t10_vpd_lock; struct se_subsystem_dev *t10_sub_dev; struct config_group t10_wwn_group; @@ -366,13 +361,13 @@ struct t10_reservation_ops { int (*t10_pr_clear)(struct se_cmd *); }; -struct t10_reservation_template { +struct t10_reservation { /* Reservation effects all target ports */ int pr_all_tg_pt; /* Activate Persistence across Target Power Loss enabled * for SCSI device */ int pr_aptpl_active; - /* Used by struct t10_reservation_template->pr_aptpl_buf_len */ + /* Used by struct t10_reservation->pr_aptpl_buf_len */ #define PR_APTPL_BUF_LEN 8192 u32 pr_aptpl_buf_len; u32 pr_generation; @@ -397,7 +392,7 @@ struct t10_reservation_template { struct se_queue_req { int state; - void *cmd; + struct se_cmd *cmd; struct list_head qr_list; } ____cacheline_aligned; @@ -495,9 +490,6 @@ struct se_task { struct list_head t_state_list; } ____cacheline_aligned; -#define TASK_CMD(task) ((task)->task_se_cmd) -#define TASK_DEV(task) ((task)->se_dev) - struct se_cmd { /* SAM response code being sent to initiator */ u8 scsi_status; @@ -552,9 +544,6 @@ struct se_cmd { void (*transport_complete_callback)(struct se_cmd *); } ____cacheline_aligned; -#define T_TASK(cmd) ((cmd)->t_task) -#define CMD_TFO(cmd) ((cmd)->se_tfo) - struct se_tmr_req { /* Task Management function to be preformed */ u8 function; @@ -617,9 +606,6 @@ struct se_session { struct list_head sess_acl_list; } ____cacheline_aligned; -#define SE_SESS(cmd) ((cmd)->se_sess) -#define SE_NODE_ACL(sess) ((sess)->se_node_acl) - struct se_device; struct se_transform_info; struct scatterlist; @@ -640,8 +626,6 @@ struct se_lun_acl { struct se_ml_stat_grps ml_stat_grps; } ____cacheline_aligned; -#define ML_STAT_GRPS(lacl) (&(lacl)->ml_stat_grps) - struct se_dev_entry { bool def_pr_registered; /* See transport_lunflags_table */ @@ -727,10 +711,10 @@ struct se_subsystem_dev { /* T10 Inquiry and VPD WWN Information */ struct t10_wwn t10_wwn; /* T10 SPC-2 + SPC-3 Reservations */ - struct t10_reservation_template t10_reservation; + struct t10_reservation t10_pr; spinlock_t se_dev_lock; void *se_dev_su_ptr; - struct list_head g_se_dev_list; + struct list_head se_dev_node; struct config_group se_dev_group; /* For T10 Reservations */ struct config_group se_dev_pr_group; @@ -738,11 +722,6 @@ struct se_subsystem_dev { struct se_dev_stat_grps dev_stat_grps; } ____cacheline_aligned; -#define T10_ALUA(su_dev) (&(su_dev)->t10_alua) -#define T10_RES(su_dev) (&(su_dev)->t10_reservation) -#define T10_PR_OPS(su_dev) (&(su_dev)->t10_reservation.pr_ops) -#define DEV_STAT_GRP(dev) (&(dev)->dev_stat_grps) - struct se_device { /* Set to 1 if thread is NOT sleeping on thread_sem */ u8 thread_active; @@ -783,8 +762,7 @@ struct se_device { struct se_obj dev_obj; struct se_obj dev_access_obj; struct se_obj dev_export_obj; - struct se_queue_obj *dev_queue_obj; - struct se_queue_obj *dev_status_queue_obj; + struct se_queue_obj dev_queue_obj; spinlock_t delayed_cmd_lock; spinlock_t ordered_cmd_lock; spinlock_t execute_task_lock; @@ -824,11 +802,6 @@ struct se_device { struct list_head g_se_dev_list; } ____cacheline_aligned; -#define SE_DEV(cmd) ((cmd)->se_lun->lun_se_dev) -#define SU_DEV(dev) ((dev)->se_sub_dev) -#define DEV_ATTRIB(dev) (&(dev)->se_sub_dev->se_dev_attrib) -#define DEV_T10_WWN(dev) (&(dev)->se_sub_dev->t10_wwn) - struct se_hba { u16 hba_tpgt; u32 hba_id; @@ -837,24 +810,17 @@ struct se_hba { /* Virtual iSCSI devices attached. */ u32 dev_count; u32 hba_index; - atomic_t load_balance_queue; - atomic_t left_queue_depth; - /* Maximum queue depth the HBA can handle. */ - atomic_t max_queue_depth; /* Pointer to transport specific host structure. */ void *hba_ptr; /* Linked list for struct se_device */ struct list_head hba_dev_list; - struct list_head hba_list; + struct list_head hba_node; spinlock_t device_lock; - spinlock_t hba_queue_lock; struct config_group hba_group; struct mutex hba_access_mutex; struct se_subsystem_api *transport; } ____cacheline_aligned; -#define SE_HBA(dev) ((dev)->se_hba) - struct se_port_stat_grps { struct config_group stat_group; struct config_group scsi_port_group; @@ -881,9 +847,6 @@ struct se_lun { struct se_port_stat_grps port_stat_grps; } ____cacheline_aligned; -#define SE_LUN(cmd) ((cmd)->se_lun) -#define PORT_STAT_GRP(lun) (&(lun)->port_stat_grps) - struct scsi_port_stats { u64 cmd_pdus; u64 tx_data_octets; @@ -930,7 +893,7 @@ struct se_portal_group { spinlock_t tpg_lun_lock; /* Pointer to $FABRIC_MOD portal group */ void *se_tpg_fabric_ptr; - struct list_head se_tpg_list; + struct list_head se_tpg_node; /* linked list for initiator ACL list */ struct list_head acl_node_list; struct se_lun *tpg_lun_list; @@ -949,8 +912,6 @@ struct se_portal_group { struct config_group tpg_param_group; } ____cacheline_aligned; -#define TPG_TFO(se_tpg) ((se_tpg)->se_tpg_tfo) - struct se_wwn { struct target_fabric_configfs *wwn_tf; struct config_group wwn_group; @@ -958,28 +919,4 @@ struct se_wwn { struct config_group fabric_stat_group; } ____cacheline_aligned; -struct se_global { - u16 alua_lu_gps_counter; - int g_sub_api_initialized; - u32 in_shutdown; - u32 alua_lu_gps_count; - u32 g_hba_id_counter; - struct config_group target_core_hbagroup; - struct config_group alua_group; - struct config_group alua_lu_gps_group; - struct list_head g_lu_gps_list; - struct list_head g_se_tpg_list; - struct list_head g_hba_list; - struct list_head g_se_dev_list; - struct se_hba *g_lun0_hba; - struct se_subsystem_dev *g_lun0_su_dev; - struct se_device *g_lun0_dev; - struct t10_alua_lu_gp *default_lu_gp; - spinlock_t g_device_lock; - spinlock_t hba_lock; - spinlock_t se_tpg_lock; - spinlock_t lu_gps_lock; - spinlock_t plugin_class_lock; -} ____cacheline_aligned; - #endif /* TARGET_CORE_BASE_H */ diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h index 24a1c6cb83c..1dd4d184149 100644 --- a/include/target/target_core_transport.h +++ b/include/target/target_core_transport.h @@ -111,9 +111,8 @@ struct se_subsystem_api; extern struct kmem_cache *se_mem_cache; -extern int init_se_global(void); -extern void release_se_global(void); -extern void init_scsi_index_table(void); +extern int init_se_kmem_caches(void); +extern void release_se_kmem_caches(void); extern u32 scsi_get_new_index(scsi_index_t); extern void transport_init_queue_obj(struct se_queue_obj *); extern int transport_subsystem_check_init(void); @@ -184,7 +183,7 @@ extern void transport_send_task_abort(struct se_cmd *); extern void transport_release_cmd_to_pool(struct se_cmd *); extern void transport_generic_free_cmd(struct se_cmd *, int, int, int); extern void transport_generic_wait_for_cmds(struct se_cmd *, int); -extern u32 transport_calc_sg_num(struct se_task *, struct se_mem *, u32); +extern int transport_init_task_sg(struct se_task *, struct se_mem *, u32); extern int transport_map_mem_to_sg(struct se_task *, struct list_head *, void *, struct se_mem *, struct se_mem **, u32 *, u32 *); @@ -352,9 +351,4 @@ struct se_subsystem_api { unsigned char *(*get_sense_buffer)(struct se_task *); } ____cacheline_aligned; -#define TRANSPORT(dev) ((dev)->transport) -#define HBA_TRANSPORT(hba) ((hba)->transport) - -extern struct se_global *se_global; - #endif /* TARGET_CORE_TRANSPORT_H */ |