diff options
Diffstat (limited to 'drivers/vhost/tcm_vhost.h')
| -rw-r--r-- | drivers/vhost/tcm_vhost.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/vhost/tcm_vhost.h b/drivers/vhost/tcm_vhost.h index 1d2ae7a60e1..514b9fda230 100644 --- a/drivers/vhost/tcm_vhost.h +++ b/drivers/vhost/tcm_vhost.h @@ -53,6 +53,7 @@ struct tcm_vhost_nacl { struct se_node_acl se_node_acl; }; +struct vhost_scsi; struct tcm_vhost_tpg { /* Vhost port target portal group tag for TCM */ u16 tport_tpgt; @@ -70,6 +71,8 @@ struct tcm_vhost_tpg { struct tcm_vhost_tport *tport; /* Returned by tcm_vhost_make_tpg() */ struct se_portal_group se_tpg; + /* Pointer back to vhost_scsi, protected by tv_tpg_mutex */ + struct vhost_scsi *vhost_scsi; }; struct tcm_vhost_tport { @@ -83,6 +86,13 @@ struct tcm_vhost_tport { struct se_wwn tport_wwn; }; +struct tcm_vhost_evt { + /* event to be sent to guest */ + struct virtio_scsi_event event; + /* event list, serviced from vhost worker thread */ + struct llist_node list; +}; + /* * As per request from MST, keep TCM_VHOST related ioctl defines out of * linux/vhost.h (user-space) for now.. @@ -113,3 +123,6 @@ struct vhost_scsi_target { #define VHOST_SCSI_CLEAR_ENDPOINT _IOW(VHOST_VIRTIO, 0x41, struct vhost_scsi_target) /* Changing this breaks userspace. */ #define VHOST_SCSI_GET_ABI_VERSION _IOW(VHOST_VIRTIO, 0x42, int) +/* Set and get the events missed flag */ +#define VHOST_SCSI_SET_EVENTS_MISSED _IOW(VHOST_VIRTIO, 0x43, __u32) +#define VHOST_SCSI_GET_EVENTS_MISSED _IOW(VHOST_VIRTIO, 0x44, __u32) |