diff options
Diffstat (limited to 'include/linux')
56 files changed, 523 insertions, 191 deletions
diff --git a/include/linux/capability.h b/include/linux/capability.h index 68d56effc32..d10b7ed595b 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -360,11 +360,11 @@ struct cpu_vfs_cap_data { #define CAP_WAKE_ALARM 35 -/* Allow preventing system suspends while epoll events are pending */ +/* Allow preventing system suspends */ -#define CAP_EPOLLWAKEUP 36 +#define CAP_BLOCK_SUSPEND 36 -#define CAP_LAST_CAP CAP_EPOLLWAKEUP +#define CAP_LAST_CAP CAP_BLOCK_SUSPEND #define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP) diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index 2521a95fa6d..44c87e731e9 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -163,16 +163,8 @@ struct ceph_connection { /* connection negotiation temps */ char in_banner[CEPH_BANNER_MAX_LEN]; - union { - struct { /* outgoing connection */ - struct ceph_msg_connect out_connect; - struct ceph_msg_connect_reply in_reply; - }; - struct { /* incoming */ - struct ceph_msg_connect in_connect; - struct ceph_msg_connect_reply out_reply; - }; - }; + struct ceph_msg_connect out_connect; + struct ceph_msg_connect_reply in_reply; struct ceph_entity_addr actual_peer_addr; /* message out temps */ diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 6c26a3da0e0..89dcd30ac8e 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -34,6 +34,7 @@ struct cpuidle_driver; struct cpuidle_state_usage { void *driver_data; + unsigned long long disable; unsigned long long usage; unsigned long long time; /* in US */ }; @@ -46,7 +47,7 @@ struct cpuidle_state { unsigned int exit_latency; /* in US */ int power_usage; /* in mW */ unsigned int target_residency; /* in US */ - unsigned int disable; + bool disabled; /* disabled on all CPUs */ int (*enter) (struct cpuidle_device *dev, struct cpuidle_driver *drv, @@ -136,13 +137,17 @@ struct cpuidle_driver { extern void disable_cpuidle(void); extern int cpuidle_idle_call(void); extern int cpuidle_register_driver(struct cpuidle_driver *drv); -struct cpuidle_driver *cpuidle_get_driver(void); +extern struct cpuidle_driver *cpuidle_get_driver(void); +extern struct cpuidle_driver *cpuidle_driver_ref(void); +extern void cpuidle_driver_unref(void); extern void cpuidle_unregister_driver(struct cpuidle_driver *drv); extern int cpuidle_register_device(struct cpuidle_device *dev); extern void cpuidle_unregister_device(struct cpuidle_device *dev); extern void cpuidle_pause_and_lock(void); extern void cpuidle_resume_and_unlock(void); +extern void cpuidle_pause(void); +extern void cpuidle_resume(void); extern int cpuidle_enable_device(struct cpuidle_device *dev); extern void cpuidle_disable_device(struct cpuidle_device *dev); extern int cpuidle_wrap_enter(struct cpuidle_device *dev, @@ -157,6 +162,8 @@ static inline int cpuidle_idle_call(void) { return -ENODEV; } static inline int cpuidle_register_driver(struct cpuidle_driver *drv) {return -ENODEV; } static inline struct cpuidle_driver *cpuidle_get_driver(void) {return NULL; } +static inline struct cpuidle_driver *cpuidle_driver_ref(void) {return NULL; } +static inline void cpuidle_driver_unref(void) {} static inline void cpuidle_unregister_driver(struct cpuidle_driver *drv) { } static inline int cpuidle_register_device(struct cpuidle_device *dev) {return -ENODEV; } @@ -164,6 +171,8 @@ static inline void cpuidle_unregister_device(struct cpuidle_device *dev) { } static inline void cpuidle_pause_and_lock(void) { } static inline void cpuidle_resume_and_unlock(void) { } +static inline void cpuidle_pause(void) { } +static inline void cpuidle_resume(void) { } static inline int cpuidle_enable_device(struct cpuidle_device *dev) {return -ENODEV; } static inline void cpuidle_disable_device(struct cpuidle_device *dev) { } @@ -202,14 +211,7 @@ struct cpuidle_governor { extern int cpuidle_register_governor(struct cpuidle_governor *gov); extern void cpuidle_unregister_governor(struct cpuidle_governor *gov); -#ifdef CONFIG_INTEL_IDLE -extern int intel_idle_cpu_init(int cpu); #else -static inline int intel_idle_cpu_init(int cpu) { return -1; } -#endif - -#else -static inline int intel_idle_cpu_init(int cpu) { return -1; } static inline int cpuidle_register_governor(struct cpuidle_governor *gov) {return 0;} diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 094789ff3e9..caa34e50537 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -128,7 +128,7 @@ struct dentry { struct rcu_head d_rcu; } d_u; struct list_head d_subdirs; /* our children */ - struct list_head d_alias; /* inode alias list */ + struct hlist_node d_alias; /* inode alias list */ }; /* @@ -144,7 +144,7 @@ enum dentry_d_lock_class }; struct dentry_operations { - int (*d_revalidate)(struct dentry *, struct nameidata *); + int (*d_revalidate)(struct dentry *, unsigned int); int (*d_hash)(const struct dentry *, const struct inode *, struct qstr *); int (*d_compare)(const struct dentry *, const struct inode *, diff --git a/include/linux/device.h b/include/linux/device.h index 161d96241b1..6de94151ff6 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -865,8 +865,6 @@ extern int (*platform_notify_remove)(struct device *dev); extern struct device *get_device(struct device *dev); extern void put_device(struct device *dev); -extern void wait_for_device_probe(void); - #ifdef CONFIG_DEVTMPFS extern int devtmpfs_create_node(struct device *dev); extern int devtmpfs_delete_node(struct device *dev); diff --git a/include/linux/dw_apb_timer.h b/include/linux/dw_apb_timer.h index 07261d52a6d..1148575fd13 100644 --- a/include/linux/dw_apb_timer.h +++ b/include/linux/dw_apb_timer.h @@ -53,4 +53,5 @@ void dw_apb_clocksource_start(struct dw_apb_clocksource *dw_cs); cycle_t dw_apb_clocksource_read(struct dw_apb_clocksource *dw_cs); void dw_apb_clocksource_unregister(struct dw_apb_clocksource *dw_cs); +extern struct sys_timer dw_apb_timer; #endif /* __DW_APB_TIMER_H__ */ diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h index 6f8be328770..f4bb378ccf6 100644 --- a/include/linux/eventpoll.h +++ b/include/linux/eventpoll.h @@ -34,7 +34,7 @@ * re-allowed until epoll_wait is called again after consuming the wakeup * event(s). * - * Requires CAP_EPOLLWAKEUP + * Requires CAP_BLOCK_SUSPEND */ #define EPOLLWAKEUP (1 << 29) diff --git a/include/linux/file.h b/include/linux/file.h index 58bf158c53d..a22408bac0d 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -39,4 +39,7 @@ extern void put_unused_fd(unsigned int fd); extern void fd_install(unsigned int fd, struct file *file); +extern void flush_delayed_fput(void); +extern void __fput_sync(struct file *); + #endif /* __LINUX_FILE_H */ diff --git a/include/linux/fs.h b/include/linux/fs.h index 17fd887c798..8fabb037a48 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -826,7 +826,7 @@ struct inode { struct list_head i_lru; /* inode LRU list */ struct list_head i_sb_list; union { - struct list_head i_dentry; + struct hlist_head i_dentry; struct rcu_head i_rcu; }; u64 i_version; @@ -1571,7 +1571,7 @@ extern void unlock_super(struct super_block *); /* * VFS helper functions.. */ -extern int vfs_create(struct inode *, struct dentry *, umode_t, struct nameidata *); +extern int vfs_create(struct inode *, struct dentry *, umode_t, bool); extern int vfs_mkdir(struct inode *, struct dentry *, umode_t); extern int vfs_mknod(struct inode *, struct dentry *, umode_t, dev_t); extern int vfs_symlink(struct inode *, struct dentry *, const char *); @@ -1666,7 +1666,7 @@ struct file_operations { }; struct inode_operations { - struct dentry * (*lookup) (struct inode *,struct dentry *, struct nameidata *); + struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int); void * (*follow_link) (struct dentry *, struct nameidata *); int (*permission) (struct inode *, int); struct posix_acl * (*get_acl)(struct inode *, int); @@ -1674,7 +1674,7 @@ struct inode_operations { int (*readlink) (struct dentry *, char __user *,int); void (*put_link) (struct dentry *, struct nameidata *, void *); - int (*create) (struct inode *,struct dentry *,umode_t,struct nameidata *); + int (*create) (struct inode *,struct dentry *, umode_t, bool); int (*link) (struct dentry *,struct inode *,struct dentry *); int (*unlink) (struct inode *,struct dentry *); int (*symlink) (struct inode *,struct dentry *,const char *); @@ -1693,6 +1693,9 @@ struct inode_operations { int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, u64 len); int (*update_time)(struct inode *, struct timespec *, int); + int (*atomic_open)(struct inode *, struct dentry *, + struct file *, unsigned open_flag, + umode_t create_mode, int *opened); } ____cacheline_aligned; struct seq_file; @@ -1911,7 +1914,7 @@ void free_anon_bdev(dev_t); struct super_block *sget(struct file_system_type *type, int (*test)(struct super_block *,void *), int (*set)(struct super_block *,void *), - void *data); + int flags, void *data); extern struct dentry *mount_pseudo(struct file_system_type *, char *, const struct super_operations *ops, const struct dentry_operations *dops, @@ -2057,10 +2060,17 @@ extern long do_sys_open(int dfd, const char __user *filename, int flags, extern struct file *filp_open(const char *, int, umode_t); extern struct file *file_open_root(struct dentry *, struct vfsmount *, const char *, int); -extern struct file * dentry_open(struct dentry *, struct vfsmount *, int, - const struct cred *); +extern struct file * dentry_open(const struct path *, int, const struct cred *); extern int filp_close(struct file *, fl_owner_t id); extern char * getname(const char __user *); +enum { + FILE_CREATED = 1, + FILE_OPENED = 2 +}; +extern int finish_open(struct file *file, struct dentry *dentry, + int (*open)(struct inode *, struct file *), + int *opened); +extern int finish_no_open(struct file *file, struct dentry *dentry); /* fs/ioctl.c */ @@ -2091,6 +2101,7 @@ extern sector_t blkdev_max_block(struct block_device *bdev); extern void bd_forget(struct inode *inode); extern void bdput(struct block_device *); extern void invalidate_bdev(struct block_device *); +extern void iterate_bdevs(void (*)(struct block_device *, void *), void *); extern int sync_blockdev(struct block_device *bdev); extern void kill_bdev(struct block_device *); extern struct super_block *freeze_bdev(struct block_device *); @@ -2112,6 +2123,10 @@ static inline int thaw_bdev(struct block_device *bdev, struct super_block *sb) { return 0; } + +static inline void iterate_bdevs(void (*f)(struct block_device *, void *), void *arg) +{ +} #endif extern int sync_filesystem(struct super_block *); extern const struct file_operations def_blk_fops; @@ -2438,7 +2453,7 @@ extern loff_t noop_llseek(struct file *file, loff_t offset, int origin); extern loff_t no_llseek(struct file *file, loff_t offset, int origin); extern loff_t generic_file_llseek(struct file *file, loff_t offset, int origin); extern loff_t generic_file_llseek_size(struct file *file, loff_t offset, - int origin, loff_t maxsize); + int origin, loff_t maxsize, loff_t eof); extern int generic_file_open(struct inode * inode, struct file * filp); extern int nonseekable_open(struct inode * inode, struct file * filp); @@ -2560,7 +2575,7 @@ extern int simple_write_end(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned copied, struct page *page, void *fsdata); -extern struct dentry *simple_lookup(struct inode *, struct dentry *, struct nameidata *); +extern struct dentry *simple_lookup(struct inode *, struct dentry *, unsigned int flags); extern ssize_t generic_read_dir(struct file *, char __user *, size_t, loff_t *); extern const struct file_operations simple_dir_operations; extern const struct inode_operations simple_dir_inode_operations; diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 176a939d154..af961d6f7ab 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -65,7 +65,7 @@ struct trace_iterator { void *private; int cpu_file; struct mutex mutex; - struct ring_buffer_iter *buffer_iter[NR_CPUS]; + struct ring_buffer_iter **buffer_iter; unsigned long iter_flags; /* trace_seq for __print_flags() and __print_symbolic() etc. */ @@ -207,6 +207,9 @@ struct ftrace_event_call { * bit 1: enabled * bit 2: filter_active * bit 3: enabled cmd record + * bit 4: allow trace by non root (cap any) + * bit 5: failed to apply filter + * bit 6: ftrace internal event (do not enable) * * Changes to flags must hold the event_mutex. * diff --git a/include/linux/i2c/twl.h b/include/linux/i2c/twl.h index 3993477103a..555382660bc 100644 --- a/include/linux/i2c/twl.h +++ b/include/linux/i2c/twl.h @@ -683,7 +683,6 @@ struct twl4030_audio_data { }; struct twl4030_platform_data { - unsigned irq_base, irq_end; struct twl4030_clock_init_data *clock; struct twl4030_bci_platform_data *bci; struct twl4030_gpio_platform_data *gpio; diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 9e65eff6af3..8a747618699 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -168,8 +168,8 @@ extern struct cred init_cred; .children = LIST_HEAD_INIT(tsk.children), \ .sibling = LIST_HEAD_INIT(tsk.sibling), \ .group_leader = &tsk, \ - RCU_INIT_POINTER(.real_cred, &init_cred), \ - RCU_INIT_POINTER(.cred, &init_cred), \ + RCU_POINTER_INITIALIZER(real_cred, &init_cred), \ + RCU_POINTER_INITIALIZER(cred, &init_cred), \ .comm = INIT_TASK_COMM, \ .thread = INIT_THREAD, \ .fs = &init_fs, \ diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h index e6ca56de993..78e2ada50cd 100644 --- a/include/linux/intel-iommu.h +++ b/include/linux/intel-iommu.h @@ -308,6 +308,8 @@ enum { struct intel_iommu { void __iomem *reg; /* Pointer to hardware regs, virtual addr */ + u64 reg_phys; /* physical address of hw register set */ + u64 reg_size; /* size of hw register set */ u64 cap; u64 ecap; u32 gcmd; /* Holds TE, EAFL. Don't need SRTP, SFL, WBF */ diff --git a/include/linux/irq.h b/include/linux/irq.h index a5261e3d2e3..553fb66da13 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -150,9 +150,7 @@ struct irq_data { void *handler_data; void *chip_data; struct msi_desc *msi_desc; -#ifdef CONFIG_SMP cpumask_var_t affinity; -#endif }; /* diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h index c513a40510f..0976fc46d1e 100644 --- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -42,8 +42,7 @@ * allowed. * * Not initializing the key (static data is initialized to 0s anyway) is the - * same as using STATIC_KEY_INIT_FALSE and static_key_false() is - * equivalent with static_branch(). + * same as using STATIC_KEY_INIT_FALSE. * */ @@ -107,12 +106,6 @@ static __always_inline bool static_key_true(struct static_key *key) return !static_key_false(key); } -/* Deprecated. Please use 'static_key_false() instead. */ -static __always_inline bool static_branch(struct static_key *key) -{ - return arch_static_branch(key); -} - extern struct jump_entry __start___jump_table[]; extern struct jump_entry __stop___jump_table[]; @@ -166,14 +159,6 @@ static __always_inline bool static_key_true(struct static_key *key) return false; } -/* Deprecated. Please use 'static_key_false() instead. */ -static __always_inline bool static_branch(struct static_key *key) -{ - if (unlikely(atomic_read(&key->enabled)) > 0) - return true; - return false; -} - static inline void static_key_slow_inc(struct static_key *key) { atomic_inc(&key->enabled); diff --git a/include/linux/kernel.h b/include/linux/kernel.h index e07f5e0c5df..604382143bc 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -377,7 +377,6 @@ extern enum system_states { SYSTEM_HALT, SYSTEM_POWER_OFF, SYSTEM_RESTART, - SYSTEM_SUSPEND_DISK, } system_state; #define TAINT_PROPRIETARY_MODULE 0 diff --git a/include/linux/key.h b/include/linux/key.h index 4cd22ed627e..cef3b315ba7 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -303,7 +303,9 @@ static inline bool key_is_instantiated(const struct key *key) rwsem_is_locked(&((struct key *)(KEY))->sem))) #define rcu_assign_keypointer(KEY, PAYLOAD) \ - (rcu_assign_pointer((KEY)->payload.rcudata, PAYLOAD)) +do { \ + rcu_assign_pointer((KEY)->payload.rcudata, (PAYLOAD)); \ +} while (0) #ifdef CONFIG_SYSCTL extern ctl_table key_sysctls[]; diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h index d6bd50110ec..2e7a1e032c7 100644 --- a/include/linux/kmsg_dump.h +++ b/include/linux/kmsg_dump.h @@ -55,12 +55,17 @@ struct kmsg_dumper { #ifdef CONFIG_PRINTK void kmsg_dump(enum kmsg_dump_reason reason); +bool kmsg_dump_get_line_nolock(struct kmsg_dumper *dumper, bool syslog, + char *line, size_t size, size_t *len); + bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog, char *line, size_t size, size_t *len); bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog, char *buf, size_t size, size_t *len); +void kmsg_dump_rewind_nolock(struct kmsg_dumper *dumper); + void kmsg_dump_rewind(struct kmsg_dumper *dumper); int kmsg_dump_register(struct kmsg_dumper *dumper); @@ -71,6 +76,13 @@ static inline void kmsg_dump(enum kmsg_dump_reason reason) { } +static inline bool kmsg_dump_get_line_nolock(struct kmsg_dumper *dumper, + bool syslog, const char *line, + size_t size, size_t *len) +{ + return false; +} + static inline bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog, const char *line, size_t size, size_t *len) { @@ -83,6 +95,10 @@ static inline bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog, return false; } +static inline void kmsg_dump_rewind_nolock(struct kmsg_dumper *dumper) +{ +} + static inline void kmsg_dump_rewind(struct kmsg_dumper *dumper) { } diff --git a/include/linux/mfd/s5m87xx/s5m-core.h b/include/linux/mfd/s5m87xx/s5m-core.h index 21603b42f22..0b2e0ed309f 100644 --- a/include/linux/mfd/s5m87xx/s5m-core.h +++ b/include/linux/mfd/s5m87xx/s5m-core.h @@ -347,6 +347,7 @@ struct s5m_platform_data { bool buck_voltage_lock; int buck_gpios[3]; + int buck_ds[3]; int buck2_voltage[8]; bool buck2_gpiodvs; int buck3_voltage[8]; @@ -369,6 +370,10 @@ struct s5m_platform_data { bool buck2_ramp_enable; bool buck3_ramp_enable; bool buck4_ramp_enable; + + int buck2_init; + int buck3_init; + int buck4_init; }; #endif /* __LINUX_MFD_S5M_CORE_H */ diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index f5171dbf885..d83af39815a 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -101,6 +101,7 @@ struct tmio_mmc_host; struct tmio_mmc_data { unsigned int hclk; unsigned long capabilities; + unsigned long capabilities2; unsigned long flags; u32 ocr_mask; /* available voltages */ struct tmio_mmc_dma *dma; @@ -110,6 +111,9 @@ struct tmio_mmc_data { void (*set_clk_div)(struct platform_device *host, int state); int (*get_cd)(struct platform_device *host); int (*write16_hook)(struct tmio_mmc_host *host, int addr); + /* clock management callbacks */ + int (*clk_enable)(struct platform_device *pdev, unsigned int *f); + void (*clk_disable)(struct platform_device *pdev); }; /* diff --git a/include/linux/mfd/tps65217.h b/include/linux/mfd/tps65217.h index e030ef9a64e..12c06870829 100644 --- a/include/linux/mfd/tps65217.h +++ b/include/linux/mfd/tps65217.h @@ -217,7 +217,8 @@ enum tps65217_regulator_id { * Board data may be used to initialize regulator. */ struct tps65217_board { - struct regulator_init_data *tps65217_init_data; + struct regulator_init_data *tps65217_init_data[TPS65217_NUM_REGULATOR]; + struct device_node *of_node[TPS65217_NUM_REGULATOR]; }; /** @@ -227,11 +228,6 @@ struct tps65217_board { * @max_uV: minimum micro volts * @vsel_to_uv: Function pointer to get voltage from selector * @uv_to_vsel: Function pointer to get selector from voltage - * @table: Table for non-uniform voltage step-size - * @table_len: Length of the voltage table - * @enable_mask: Regulator enable mask bits - * @set_vout_reg: Regulator output voltage set register - * @set_vout_mask: Regulator output voltage set mask * * This data is used to check the regualtor voltage limits while setting. */ @@ -241,11 +237,6 @@ struct tps_info { int max_uV; int (*vsel_to_uv)(unsigned int vsel); int (*uv_to_vsel)(int uV, unsigned int *vsel); - const int *table; - unsigned int table_len; - unsigned int enable_mask; - unsigned int set_vout_reg; - unsigned int set_vout_mask; }; /** diff --git a/include/linux/mfd/tps65910.h b/include/linux/mfd/tps65910.h index dd8dc0a6c46..6c4c478e21a 100644 --- a/include/linux/mfd/tps65910.h +++ b/include/linux/mfd/tps65910.h @@ -880,4 +880,10 @@ static inline int tps65910_reg_clear_bits(struct tps65910 *tps65910, u8 reg, return regmap_update_bits(tps65910->regmap, reg, mask, 0); } +static inline int tps65910_reg_update_bits(struct tps65910 *tps65910, u8 reg, + u8 mask, u8 val) +{ + return regmap_update_bits(tps65910->regmap, reg, mask, val); +} + #endif /* __LINUX_MFD_TPS65910_H */ diff --git a/include/linux/mm.h b/include/linux/mm.h index b36d08ce5c5..f9f279cf5b1 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1591,6 +1591,7 @@ void vmemmap_populate_print_last(void); enum mf_flags { MF_COUNT_INCREASED = 1 << 0, MF_ACTION_REQUIRED = 1 << 1, + MF_MUST_KILL = 1 << 2, }; extern int memory_failure(unsigned long pfn, int trapno, int flags); extern void memory_failure_queue(unsigned long pfn, int trapno, int flags); diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index d76513b5b26..111aca5e97f 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -149,6 +149,7 @@ struct sd_switch_caps { #define SD_SET_CURRENT_LIMIT_400 1 #define SD_SET_CURRENT_LIMIT_600 2 #define SD_SET_CURRENT_LIMIT_800 3 +#define SD_SET_CURRENT_NO_CHANGE (-1) #define SD_MAX_CURRENT_200 (1 << SD_SET_CURRENT_LIMIT_200) #define SD_MAX_CURRENT_400 (1 << SD_SET_CURRENT_LIMIT_400) diff --git a/include/linux/mmc/cd-gpio.h b/include/linux/mmc/cd-gpio.h deleted file mode 100644 index cefaba038cc..00000000000 --- a/include/linux/mmc/cd-gpio.h +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Generic GPIO card-detect helper header - * - * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#ifndef MMC_CD_GPIO_H -#define MMC_CD_GPIO_H - -struct mmc_host; -int mmc_cd_gpio_request(struct mmc_host *host, unsigned int gpio); -void mmc_cd_gpio_free(struct mmc_host *host); - -#endif diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 0707d228d7f..f578a71d82a 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -11,6 +11,7 @@ #define LINUX_MMC_HOST_H #include <linux/leds.h> +#include <linux/mutex.h> #include <linux/sched.h> #include <linux/device.h> #include <linux/fault-inject.h> @@ -150,11 +151,31 @@ struct mmc_async_req { int (*err_check) (struct mmc_card *, struct mmc_async_req *); }; -struct mmc_hotplug { - unsigned int irq; +/** + * struct mmc_slot - MMC slot functions + * + * @cd_irq: MMC/SD-card slot hotplug detection IRQ or -EINVAL + * @lock: protect the @handler_priv pointer + * @handler_priv: MMC/SD-card slot context + * + * Some MMC/SD host controllers implement slot-functions like card and + * write-protect detection natively. However, a large number of controllers + * leave these functions to the CPU. This struct provides a hook to attach + * such slot-function drivers. + */ +struct mmc_slot { + int cd_irq; + struct mutex lock; void *handler_priv; }; +struct regulator; + +struct mmc_supply { + struct regulator *vmmc; /* Card power supply */ + struct regulator *vqmmc; /* Optional Vccq supply */ +}; + struct mmc_host { struct device *parent; struct device class_dev; @@ -168,6 +189,9 @@ struct mmc_host { u32 ocr_avail_sd; /* SD-specific OCR */ u32 ocr_avail_mmc; /* MMC-specific OCR */ struct notifier_block pm_notify; + u32 max_current_330; + u32 max_current_300; + u32 max_current_180; #define MMC_VDD_165_195 0x00000080 /* VDD voltage 1.65 - 1.95 */ #define MMC_VDD_20_21 0x00000100 /* VDD voltage 2.0 ~ 2.1 */ @@ -211,16 +235,9 @@ struct mmc_host { #define MMC_CAP_UHS_SDR50 (1 << 17) /* Host supports UHS SDR50 mode */ #define MMC_CAP_UHS_SDR104 (1 << 18) /* Host supports UHS SDR104 mode */ #define MMC_CAP_UHS_DDR50 (1 << 19) /* Host supports UHS DDR50 mode */ -#define MMC_CAP_SET_XPC_330 (1 << 20) /* Host supports >150mA current at 3.3V */ -#define MMC_CAP_SET_XPC_300 (1 << 21) /* Host supports >150mA current at 3.0V */ -#define MMC_CAP_SET_XPC_180 (1 << 22) /* Host supports >150mA current at 1.8V */ #define MMC_CAP_DRIVER_TYPE_A (1 << 23) /* Host supports Driver Type A */ #define MMC_CAP_DRIVER_TYPE_C (1 << 24) /* Host supports Driver Type C */ #define MMC_CAP_DRIVER_TYPE_D (1 << 25) /* Host supports Driver Type D */ -#define MMC_CAP_MAX_CURRENT_200 (1 << 26) /* Host max current limit is 200mA */ -#define MMC_CAP_MAX_CURRENT_400 (1 << 27) /* Host max current limit is 400mA */ -#define MMC_CAP_MAX_CURRENT_600 (1 << 28) /* Host max current limit is 600mA */ -#define MMC_CAP_MAX_CURRENT_800 (1 << 29) /* Host max current limit is 800mA */ #define MMC_CAP_CMD23 (1 << 30) /* CMD23 supported. */ #define MMC_CAP_HW_RESET (1 << 31) /* Hardware reset */ @@ -238,6 +255,8 @@ struct mmc_host { #define MMC_CAP2_BROKEN_VOLTAGE (1 << 7) /* Use the broken voltage */ #define MMC_CAP2_DETECT_ON_ERR (1 << 8) /* On I/O err check card removal */ #define MMC_CAP2_HC_ERASE_SZ (1 << 9) /* High-capacity erase size */ +#define MMC_CAP2_CD_ACTIVE_HIGH (1 << 10) /* Card-detect signal active high */ +#define MMC_CAP2_RO_ACTIVE_HIGH (1 << 11) /* Write-protect signal active high */ mmc_pm_flag_t pm_caps; /* supported pm features */ unsigned int power_notify_type; @@ -290,7 +309,7 @@ struct mmc_host { struct delayed_work detect; int detect_change; /* card detect flag */ - struct mmc_hotplug hotplug; + struct mmc_slot slot; const struct mmc_bus_ops *bus_ops; /* current bus driver */ unsigned int bus_refs; /* reference counter */ @@ -309,6 +328,7 @@ struct mmc_host { #ifdef CONFIG_REGULATOR bool regulator_enabled; /* regulator state */ #endif + struct mmc_supply supply; struct dentry *debugfs_root; @@ -357,13 +377,12 @@ static inline void mmc_signal_sdio_irq(struct mmc_host *host) wake_up_process(host->sdio_irq_thread); } -struct regulator; - #ifdef CONFIG_REGULATOR int mmc_regulator_get_ocrmask(struct regulator *supply); int mmc_regulator_set_ocr(struct mmc_host *mmc, struct regulator *supply, unsigned short vdd_bit); +int mmc_regulator_get_supply(struct mmc_host *mmc); #else static inline int mmc_regulator_get_ocrmask(struct regulator *supply) { @@ -376,6 +395,11 @@ static inline int mmc_regulator_set_ocr(struct mmc_host *mmc, { return 0; } + +static inline int mmc_regulator_get_supply(struct mmc_host *mmc) +{ + return 0; +} #endif int mmc_card_awake(struct mmc_host *host); diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index e9051e1cb1c..ac83b105bed 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -122,6 +122,7 @@ struct sdhci_host { #define SDHCI_PV_ENABLED (1<<8) /* Preset value enabled */ #define SDHCI_SDIO_IRQ_ENABLED (1<<9) /* SDIO irq enabled */ #define SDHCI_HS200_NEEDS_TUNING (1<<10) /* HS200 needs tuning */ +#define SDHCI_USING_RETUNING_TIMER (1<<11) /* Host is using a retuning timer for the card */ unsigned int version; /* SDHCI spec. version */ @@ -155,7 +156,8 @@ struct sdhci_host { struct timer_list timer; /* Timer for timeouts */ - unsigned int caps; /* Alternative capabilities */ + unsigned int caps; /* Alternative CAPABILITY_0 */ + unsigned int caps1; /* Alternative CAPABILITY_1 */ unsigned int ocr_avail_sdio; /* OCR bit masks */ unsigned int ocr_avail_sd; diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h index 05f0e3db1c1..c2f73cbb4d5 100644 --- a/include/linux/mmc/sh_mmcif.h +++ b/include/linux/mmc/sh_mmcif.h @@ -44,6 +44,8 @@ struct sh_mmcif_plat_data { struct sh_mmcif_dma *dma; /* Deprecated. Instead */ unsigned int slave_id_tx; /* use embedded slave_id_[tr]x */ unsigned int slave_id_rx; + bool use_cd_gpio : 1; + unsigned int cd_gpio; u8 sup_pclk; /* 1 :SH7757, 0: SH7724/SH7372 */ unsigned long caps; u32 ocr; diff --git a/include/linux/mmc/sh_mobile_sdhi.h b/include/linux/mmc/sh_mobile_sdhi.h index e94e620aedd..b65679ffa88 100644 --- a/include/linux/mmc/sh_mobile_sdhi.h +++ b/include/linux/mmc/sh_mobile_sdhi.h @@ -23,6 +23,7 @@ struct sh_mobile_sdhi_info { int dma_slave_rx; unsigned long tmio_flags; unsigned long tmio_caps; + unsigned long tmio_caps2; u32 tmio_ocr_mask; /* available MMC voltages */ unsigned int cd_gpio; struct tmio_mmc_data *pdata; diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h new file mode 100644 index 00000000000..7d88d27bfaf --- /dev/null +++ b/include/linux/mmc/slot-gpio.h @@ -0,0 +1,24 @@ +/* + * Generic GPIO card-detect helper header + * + * Copyright (C) 2011, Guennadi Liakhovetski <g.liakhovetski@gmx.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef MMC_SLOT_GPIO_H +#define MMC_SLOT_GPIO_H + +struct mmc_host; + +int mmc_gpio_get_ro(struct mmc_host *host); +int mmc_gpio_request_ro(struct mmc_host *host, unsigned int gpio); +void mmc_gpio_free_ro(struct mmc_host *host); + +int mmc_gpio_get_cd(struct mmc_host *host); +int mmc_gpio_request_cd(struct mmc_host *host, unsigned int gpio); +void mmc_gpio_free_cd(struct mmc_host *host); + +#endif diff --git a/include/linux/mxsfb.h b/include/linux/mxsfb.h new file mode 100644 index 00000000000..f14943d5531 --- /dev/null +++ b/include/linux/mxsfb.h @@ -0,0 +1,49 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301, USA. + */ + +#ifndef __LINUX_MXSFB_H +#define __LINUX_MXSFB_H + +#include <linux/fb.h> + +#define STMLCDIF_8BIT 1 /** pixel data bus to the display is of 8 bit width */ +#define STMLCDIF_16BIT 0 /** pixel data bus to the display is of 16 bit width */ +#define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */ +#define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */ + +#define FB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) +#define FB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ + +struct mxsfb_platform_data { + struct fb_videomode *mode_list; + unsigned mode_count; + + unsigned default_bpp; + + unsigned dotclk_delay; /* refer manual HW_LCDIF_VDCTRL4 register */ + unsigned ld_intf_width; /* refer STMLCDIF_* macros */ + + unsigned fb_size; /* Size of the video memory. If zero a + * default will be used + */ + unsigned long fb_phys; /* physical address for the video memory. If + * zero the framebuffer memory will be dynamically + * allocated. If specified,fb_size must also be specified. + * fb_phys must be unused by Linux. + */ +}; + +#endif /* __LINUX_MXSFB_H */ diff --git a/include/linux/namei.h b/include/linux/namei.h index ffc02135c48..d2ef8b34b96 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -7,12 +7,6 @@ struct vfsmount; -struct open_intent { - int flags; - int create_mode; - struct file *file; -}; - enum { MAX_NESTED_LINKS = 8 }; struct nameidata { @@ -25,11 +19,6 @@ struct nameidata { int last_type; unsigned depth; char *saved_names[MAX_NESTED_LINKS + 1]; - - /* Intent data */ - union { - struct open_intent open; - } intent; }; /* @@ -78,13 +67,10 @@ extern int kern_path(const char *, unsigned, struct path *); extern struct dentry *kern_path_create(int, const char *, struct path *, int); extern struct dentry *user_path_create(int, const char __user *, struct path *, int); -extern int kern_path_parent(const char *, struct nameidata *); +extern struct dentry *kern_path_locked(const char *, struct path *); extern int vfs_path_lookup(struct dentry *, struct vfsmount *, const char *, unsigned int, struct path *); -extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry, - int (*open)(struct inode *, struct file *)); - extern struct dentry *lookup_one_len(const char *, struct dentry *, int); extern int follow_down_one(struct path *); @@ -94,6 +80,8 @@ extern int follow_up(struct path *); extern struct dentry *lock_rename(struct dentry *, struct dentry *); extern void unlock_rename(struct dentry *, struct dentry *); +extern void nd_jump_link(struct nameidata *nd, struct path *path); + static inline void nd_set_link(struct nameidata *nd, char *path) { nd->saved_names[nd->depth] = path; diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 8aadd90b808..d3b7c18b18f 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1374,7 +1374,7 @@ struct nfs_rpc_ops { int (*readlink)(struct inode *, struct page *, unsigned int, unsigned int); int (*create) (struct inode *, struct dentry *, - struct iattr *, int, struct nfs_open_context *); + struct iattr *, int); int (*remove) (struct inode *, struct qstr *); void (*unlink_setup) (struct rpc_message *, struct inode *dir); void (*unlink_rpc_prepare) (struct rpc_task *, struct nfs_unlinkdata *); diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index ab741b0d007..fc352607734 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -517,6 +517,7 @@ #define PCI_DEVICE_ID_AMD_11H_NB_DRAM 0x1302 #define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303 #define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304 +#define PCI_DEVICE_ID_AMD_15H_M10H_F3 0x1403 #define PCI_DEVICE_ID_AMD_15H_NB_F0 0x1600 #define PCI_DEVICE_ID_AMD_15H_NB_F1 0x1601 #define PCI_DEVICE_ID_AMD_15H_NB_F2 0x1602 @@ -2755,6 +2756,17 @@ #define PCI_DEVICE_ID_INTEL_IOAT_SNB7 0x3c27 #define PCI_DEVICE_ID_INTEL_IOAT_SNB8 0x3c2e #define PCI_DEVICE_ID_INTEL_IOAT_SNB9 0x3c2f +#define PCI_DEVICE_ID_INTEL_UNC_HA 0x3c46 +#define PCI_DEVICE_ID_INTEL_UNC_IMC0 0x3cb0 +#define PCI_DEVICE_ID_INTEL_UNC_IMC1 0x3cb1 +#define PCI_DEVICE_ID_INTEL_UNC_IMC2 0x3cb4 +#define PCI_DEVICE_ID_INTEL_UNC_IMC3 0x3cb5 +#define PCI_DEVICE_ID_INTEL_UNC_QPI0 0x3c41 +#define PCI_DEVICE_ID_INTEL_UNC_QPI1 0x3c42 +#define PCI_DEVICE_ID_INTEL_UNC_R2PCIE 0x3c43 +#define PCI_DEVICE_ID_INTEL_UNC_R3QPI0 0x3c44 +#define PCI_DEVICE_ID_INTEL_UNC_R3QPI1 0x3c45 +#define PCI_DEVICE_ID_INTEL_JAKETOWN_UBOX 0x3ce0 #define PCI_DEVICE_ID_INTEL_IOAT_SNB 0x402f #define PCI_DEVICE_ID_INTEL_5100_16 0x65f0 #define PCI_DEVICE_ID_INTEL_5100_21 0x65f5 diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 45db49f64bb..76c5c8b724a 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -677,6 +677,7 @@ struct hw_perf_event { u64 last_tag; unsigned long config_base; unsigned long event_base; + int event_base_rdpmc; int idx; int last_cpu; @@ -1106,6 +1107,8 @@ perf_event_create_kernel_counter(struct perf_event_attr *attr, struct task_struct *task, perf_overflow_handler_t callback, void *context); +extern void perf_pmu_migrate_context(struct pmu *pmu, + int src_cpu, int dst_cpu); extern u64 perf_event_read_value(struct perf_event *event, u64 *enabled, u64 *running); diff --git a/include/linux/platform_data/clk-nomadik.h b/include/linux/platform_data/clk-nomadik.h new file mode 100644 index 00000000000..5713c87b247 --- /dev/null +++ b/include/linux/platform_data/clk-nomadik.h @@ -0,0 +1,2 @@ +/* Minimal platform data header */ +void nomadik_clk_init(void); diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 30f794eb382..a7d6172922d 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -15,6 +15,7 @@ #include <linux/err.h> #include <linux/of.h> #include <linux/notifier.h> +#include <linux/cpuidle.h> enum gpd_status { GPD_STATE_ACTIVE = 0, /* PM domain is active */ @@ -45,6 +46,11 @@ struct gpd_dev_ops { bool (*active_wakeup)(struct device *dev); }; +struct gpd_cpu_data { + unsigned int saved_exit_latency; + struct cpuidle_state *idle_state; +}; + struct generic_pm_domain { struct dev_pm_domain domain; /* PM domain operations */ struct list_head gpd_list_node; /* Node in the global PM domains list */ @@ -75,6 +81,7 @@ struct generic_pm_domain { bool max_off_time_changed; bool cached_power_down_ok; struct device_node *of_node; /* Node in device tree */ + struct gpd_cpu_data *cpu_data; }; static inline struct generic_pm_domain *pd_to_genpd(struct dev_pm_domain *pd) @@ -105,6 +112,7 @@ struct generic_pm_domain_data { struct gpd_timing_data td; struct notifier_block nb; struct mutex lock; + unsigned int refcount; bool need_restore; bool always_on; }; @@ -155,6 +163,8 @@ extern int pm_genpd_add_callbacks(struct device *dev, struct gpd_dev_ops *ops, struct gpd_timing_data *td); extern int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td); +extern int genpd_attach_cpuidle(struct generic_pm_domain *genpd, int state); +extern int genpd_detach_cpuidle(struct generic_pm_domain *genpd); extern void pm_genpd_init(struct generic_pm_domain *genpd, struct dev_power_governor *gov, bool is_off); @@ -211,6 +221,14 @@ static inline int __pm_genpd_remove_callbacks(struct device *dev, bool clear_td) { return -ENOSYS; } +static inline int genpd_attach_cpuidle(struct generic_pm_domain *genpd, int st) +{ + return -ENOSYS; +} +static inline int genpd_detach_cpuidle(struct generic_pm_domain *genpd) +{ + return -ENOSYS; +} static inline void pm_genpd_init(struct generic_pm_domain *genpd, struct dev_power_governor *gov, bool is_off) { diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h index 233149cb19f..9924ea1f22e 100644 --- a/include/linux/pm_qos.h +++ b/include/linux/pm_qos.h @@ -66,7 +66,7 @@ enum pm_qos_req_action { static inline int dev_pm_qos_request_active(struct dev_pm_qos_request *req) { - return req->dev != 0; + return req->dev != NULL; } int pm_qos_update_target(struct pm_qos_constraints *c, struct plist_node *node, diff --git a/include/linux/quota.h b/include/linux/quota.h index c09fa042b5e..524ede8a160 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -333,7 +333,7 @@ struct quotactl_ops { int (*quota_on)(struct super_block *, int, int, struct path *); int (*quota_on_meta)(struct super_block *, int, int); int (*quota_off)(struct super_block *, int); - int (*quota_sync)(struct super_block *, int, int); + int (*quota_sync)(struct super_block *, int); int (*get_info)(struct super_block *, int, struct if_dqinfo *); int (*set_info)(struct super_block *, int, struct if_dqinfo *); int (*get_dqblk)(struct super_block *, int, qid_t, struct fs_disk_quota *); diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 17b977304a0..ec6b65feaab 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -83,7 +83,8 @@ int dquot_quota_on(struct super_block *sb, int type, int format_id, int dquot_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type); int dquot_quota_off(struct super_block *sb, int type); -int dquot_quota_sync(struct super_block *sb, int type, int wait); +int dquot_writeback_dquots(struct super_block *sb, int type); +int dquot_quota_sync(struct super_block *sb, int type); int dquot_get_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii); int dquot_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii); int dquot_get_dqblk(struct super_block *sb, int type, qid_t id, @@ -255,6 +256,11 @@ static inline int dquot_resume(struct super_block *sb, int type) #define dquot_file_open generic_file_open +static inline int dquot_writeback_dquots(struct super_block *sb, int type) +{ + return 0; +} + #endif /* CONFIG_QUOTA */ static inline int dquot_alloc_space_nodirty(struct inode *inode, qsize_t nr) diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 9cac722b169..115ead2b515 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -147,6 +147,7 @@ extern void synchronize_sched(void); extern void __rcu_read_lock(void); extern void __rcu_read_unlock(void); +extern void rcu_read_unlock_special(struct task_struct *t); void synchronize_rcu(void); /* @@ -255,6 +256,10 @@ static inline void destroy_rcu_head_on_stack(struct rcu_head *head) } #endif /* #else !CONFIG_DEBUG_OBJECTS_RCU_HEAD */ +#if defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_SMP) +extern int rcu_is_cpu_idle(void); +#endif /* #if defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_SMP) */ + #if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PROVE_RCU) bool rcu_lockdep_current_cpu_online(void); #else /* #if defined(CONFIG_HOTPLUG_CPU) && defined(CONFIG_PROVE_RCU) */ @@ -266,15 +271,6 @@ static inline bool rcu_lockdep_current_cpu_online(void) #ifdef CONFIG_DEBUG_LOCK_ALLOC -#ifdef CONFIG_PROVE_RCU -extern int rcu_is_cpu_idle(void); -#else /* !CONFIG_PROVE_RCU */ -static inline int rcu_is_cpu_idle(void) -{ - return 0; -} -#endif /* else !CONFIG_PROVE_RCU */ - static inline void rcu_lock_acquire(struct lockdep_map *map) { lock_acquire(map, 0, 0, 2, 1, NULL, _THIS_IP_); @@ -431,8 +427,7 @@ extern int rcu_my_thread_group_empty(void); static inline void rcu_preempt_sleep_check(void) { rcu_lockdep_assert(!lock_is_held(&rcu_lock_map), - "Illegal context switch in RCU read-side " - "critical section"); + "Illegal context switch in RCU read-side critical section"); } #else /* #ifdef CONFIG_PROVE_RCU */ static inline void rcu_preempt_sleep_check(void) @@ -513,10 +508,10 @@ static inline void rcu_preempt_sleep_check(void) (_________p1); \ }) #define __rcu_assign_pointer(p, v, space) \ - ({ \ + do { \ smp_wmb(); \ (p) = (typeof(*v) __force space *)(v); \ - }) + } while (0) /** @@ -851,7 +846,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void) * * Assigns the specified value to the specified RCU-protected * pointer, ensuring that any concurrent RCU readers will see - * any prior initialization. Returns the value assigned. + * any prior initialization. * * Inserts memory barriers on architectures that require them * (which is most of them), and also prevents the compiler from @@ -903,25 +898,17 @@ static inline notrace void rcu_read_unlock_sched_notrace(void) * the reader-accessible portions of the linked structure. */ #define RCU_INIT_POINTER(p, v) \ - p = (typeof(*v) __force __rcu *)(v) - -static __always_inline bool __is_kfree_rcu_offset(unsigned long offset) -{ - return offset < 4096; -} - -static __always_inline -void __kfree_rcu(struct rcu_head *head, unsigned long offset) -{ - typedef void (*rcu_callback)(struct rcu_head *); - - BUILD_BUG_ON(!__builtin_constant_p(offset)); - - /* See the kfree_rcu() header comment. */ - BUILD_BUG_ON(!__is_kfree_rcu_offset(offset)); + do { \ + p = (typeof(*v) __force __rcu *)(v); \ + } while (0) - kfree_call_rcu(head, (rcu_callback)offset); -} +/** + * RCU_POINTER_INITIALIZER() - statically initialize an RCU protected pointer + * + * GCC-style initialization for an RCU-protected pointer in a structure field. + */ +#define RCU_POINTER_INITIALIZER(p, v) \ + .p = (typeof(*v) __force __rcu *)(v) /* * Does the specified offset indicate that the corresponding rcu_head @@ -935,7 +922,7 @@ void __kfree_rcu(struct rcu_head *head, unsigned long offset) #define __kfree_rcu(head, offset) \ do { \ BUILD_BUG_ON(!__is_kfree_rcu_offset(offset)); \ - call_rcu(head, (void (*)(struct rcu_head *))(unsigned long)(offset)); \ + kfree_call_rcu(head, (void (*)(struct rcu_head *))(unsigned long)(offset)); \ } while (0) /** diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 56af22ec9ab..7f7e00df3ad 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -14,12 +14,14 @@ */ #include <linux/list.h> +#include <linux/rbtree.h> struct module; struct device; struct i2c_client; struct spi_device; struct regmap; +struct regmap_range_cfg; /* An enum of all the supported cache types */ enum regcache_type { @@ -43,6 +45,14 @@ struct reg_default { #ifdef CONFIG_REGMAP +enum regmap_endian { + /* Unspecified -> 0 -> Backwards compatible default */ + REGMAP_ENDIAN_DEFAULT = 0, + REGMAP_ENDIAN_BIG, + REGMAP_ENDIAN_LITTLE, + REGMAP_ENDIAN_NATIVE, +}; + /** * Configuration for the register map of a device. * @@ -84,6 +94,15 @@ struct reg_default { * @reg_defaults_raw: Power on reset values for registers (for use with * register cache support). * @num_reg_defaults_raw: Number of elements in reg_defaults_raw. + * @reg_format_endian: Endianness for formatted register addresses. If this is + * DEFAULT, the @reg_format_endian_default value from the + * regmap bus is used. + * @val_format_endian: Endianness for formatted register values. If this is + * DEFAULT, the @reg_format_endian_default value from the + * regmap bus is used. + * + * @ranges: Array of configuration entries for virtual address ranges. + * @num_ranges: Number of range configuration entries. */ struct regmap_config { const char *name; @@ -109,6 +128,43 @@ struct regmap_config { u8 write_flag_mask; bool use_single_rw; + + enum regmap_endian reg_format_endian; + enum regmap_endian val_format_endian; + + const struct regmap_range_cfg *ranges; + unsigned int n_ranges; +}; + +/** + * Configuration for indirectly accessed or paged registers. + * Registers, mapped to this virtual range, are accessed in two steps: + * 1. page selector register update; + * 2. access through data window registers. + * + * @range_min: Address of the lowest register address in virtual range. + * @range_max: Address of the highest register in virtual range. + * + * @page_sel_reg: Register with selector field. + * @page_sel_mask: Bit shift for selector value. + * @page_sel_shift: Bit mask for selector value. + * + * @window_start: Address of first (lowest) register in data window. + * @window_len: Number of registers in data window. + */ +struct regmap_range_cfg { + /* Registers of virtual address range */ + unsigned int range_min; + unsigned int range_max; + + /* Page selector for indirect addressing */ + unsigned int selector_reg; + unsigned int selector_mask; + int selector_shift; + + /* Data window (per each page) */ + unsigned int window_start; + unsigned int window_len; }; typedef int (*regmap_hw_write)(void *context, const void *data, @@ -133,6 +189,12 @@ typedef void (*regmap_hw_free_context)(void *context); * data. * @read_flag_mask: Mask to be set in the top byte of the register when doing * a read. + * @reg_format_endian_default: Default endianness for formatted register + * addresses. Used when the regmap_config specifies DEFAULT. If this is + * DEFAULT, BIG is assumed. + * @val_format_endian_default: Default endianness for formatted register + * values. Used when the regmap_config specifies DEFAULT. If this is + * DEFAULT, BIG is assumed. */ struct regmap_bus { bool fast_io; @@ -141,6 +203,8 @@ struct regmap_bus { regmap_hw_read read; regmap_hw_free_context free_context; u8 read_flag_mask; + enum regmap_endian reg_format_endian_default; + enum regmap_endian val_format_endian_default; }; struct regmap *regmap_init(struct device *dev, @@ -219,6 +283,7 @@ struct regmap_irq { * @status_base: Base status register address. * @mask_base: Base mask register address. * @ack_base: Base ack address. If zero then the chip is clear on read. + * @wake_base: Base address for wake enables. If zero unsupported. * @irq_reg_stride: Stride to use for chips where registers are not contiguous. * * @num_regs: Number of registers in each control bank. @@ -232,6 +297,7 @@ struct regmap_irq_chip { unsigned int status_base; unsigned int mask_base; unsigned int ack_base; + unsigned int wake_base; unsigned int irq_reg_stride; int num_regs; @@ -243,7 +309,7 @@ struct regmap_irq_chip { struct regmap_irq_chip_data; int regmap_add_irq_chip(struct regmap *map, int irq, int irq_flags, - int irq_base, struct regmap_irq_chip *chip, + int irq_base, const struct regmap_irq_chip *chip, struct regmap_irq_chip_data **data); void regmap_del_irq_chip(int irq, struct regmap_irq_chip_data *data); int regmap_irq_chip_get_base(struct regmap_irq_chip_data *data); @@ -361,7 +427,6 @@ static inline int regmap_register_patch(struct regmap *map, static inline struct regmap *dev_get_regmap(struct device *dev, const char *name) { - WARN_ONCE(1, "regmap API is disabled"); return NULL; } diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index 4ed1b30ac5f..da339fd8c75 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -291,6 +291,12 @@ static inline int regulator_set_voltage(struct regulator *regulator, static inline int regulator_get_voltage(struct regulator *regulator) { + return -EINVAL; +} + +static inline int regulator_is_supported_voltage(struct regulator *regulator, + int min_uV, int max_uV) +{ return 0; } diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index b0432cc2b16..bac4c871f3b 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -32,6 +32,8 @@ enum regulator_status { REGULATOR_STATUS_NORMAL, REGULATOR_STATUS_IDLE, REGULATOR_STATUS_STANDBY, + /* in case that any other status doesn't apply */ + REGULATOR_STATUS_UNDEFINED, }; /** @@ -67,6 +69,8 @@ enum regulator_status { * * @enable_time: Time taken for the regulator voltage output voltage to * stabilise after being enabled, in microseconds. + * @set_ramp_delay: Set the ramp delay for the regulator. The driver should + * select ramp delay equal to or less than(closest) ramp_delay. * @set_voltage_time_sel: Time taken for the regulator voltage output voltage * to stabilise after being set to a new value, in microseconds. * The function provides the from and to voltage selector, the @@ -113,6 +117,7 @@ struct regulator_ops { /* Time taken to enable or set voltage on the regulator */ int (*enable_time) (struct regulator_dev *); + int (*set_ramp_delay) (struct regulator_dev *, int ramp_delay); int (*set_voltage_time_sel) (struct regulator_dev *, unsigned int old_selector, unsigned int new_selector); @@ -170,11 +175,15 @@ enum regulator_type { * * @min_uV: Voltage given by the lowest selector (if linear mapping) * @uV_step: Voltage increase with each selector (if linear mapping) + * @ramp_delay: Time to settle down after voltage change (unit: uV/us) + * @volt_table: Voltage mapping table (if table based mapping) * * @vsel_reg: Register for selector when using regulator_regmap_X_voltage_ * @vsel_mask: Mask for register bitfield used for selector * @enable_reg: Register for control when using regmap enable/disable ops * @enable_mask: Mask for control when using regmap enable/disable ops + * + * @enable_time: Time taken for initial enable of regulator (in uS). */ struct regulator_desc { const char *name; @@ -188,11 +197,16 @@ struct regulator_desc { unsigned int min_uV; unsigned int uV_step; + unsigned int ramp_delay; + + const unsigned int *volt_table; unsigned int vsel_reg; unsigned int vsel_mask; unsigned int enable_reg; unsigned int enable_mask; + + unsigned int enable_time; }; /** @@ -208,6 +222,9 @@ struct regulator_desc { * @of_node: OpenFirmware node to parse for device tree bindings (may be * NULL). * @regmap: regmap to use for core regmap helpers + * @ena_gpio: GPIO controlling regulator enable. + * @ena_gpio_invert: Sense for GPIO enable control. + * @ena_gpio_flags: Flags to use when calling gpio_request_one() */ struct regulator_config { struct device *dev; @@ -215,6 +232,10 @@ struct regulator_config { void *driver_data; struct device_node *of_node; struct regmap *regmap; + + int ena_gpio; + unsigned int ena_gpio_invert:1; + unsigned int ena_gpio_flags; }; /* @@ -253,6 +274,10 @@ struct regulator_dev { void *reg_data; /* regulator_dev data */ struct dentry *debugfs; + + int ena_gpio; + unsigned int ena_gpio_invert:1; + unsigned int ena_gpio_state:1; }; struct regulator_dev * @@ -271,6 +296,8 @@ int regulator_mode_to_status(unsigned int); int regulator_list_voltage_linear(struct regulator_dev *rdev, unsigned int selector); +int regulator_list_voltage_table(struct regulator_dev *rdev, + unsigned int selector); int regulator_map_voltage_linear(struct regulator_dev *rdev, int min_uV, int max_uV); int regulator_map_voltage_iterate(struct regulator_dev *rdev, @@ -280,6 +307,9 @@ int regulator_set_voltage_sel_regmap(struct regulator_dev *rdev, unsigned sel); int regulator_is_enabled_regmap(struct regulator_dev *rdev); int regulator_enable_regmap(struct regulator_dev *rdev); int regulator_disable_regmap(struct regulator_dev *rdev); +int regulator_set_voltage_time_sel(struct regulator_dev *rdev, + unsigned int old_selector, + unsigned int new_selector); void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data); diff --git a/include/linux/regulator/fixed.h b/include/linux/regulator/fixed.h index f83f7440b48..48918be649d 100644 --- a/include/linux/regulator/fixed.h +++ b/include/linux/regulator/fixed.h @@ -22,6 +22,7 @@ struct regulator_init_data; /** * struct fixed_voltage_config - fixed_voltage_config structure * @supply_name: Name of the regulator supply + * @input_supply: Name of the input regulator supply * @microvolts: Output voltage of regulator * @gpio: GPIO to use for enable control * set to -EINVAL if not used @@ -46,6 +47,7 @@ struct regulator_init_data; */ struct fixed_voltage_config { const char *supply_name; + const char *input_supply; int microvolts; int gpio; unsigned startup_delay; @@ -58,14 +60,17 @@ struct fixed_voltage_config { struct regulator_consumer_supply; #if IS_ENABLED(CONFIG_REGULATOR) -struct platform_device *regulator_register_fixed(int id, - struct regulator_consumer_supply *supplies, int num_supplies); +struct platform_device *regulator_register_always_on(int id, const char *name, + struct regulator_consumer_supply *supplies, int num_supplies, int uv); #else -static inline struct platform_device *regulator_register_fixed(int id, - struct regulator_consumer_supply *supplies, int num_supplies) +static inline struct platform_device *regulator_register_always_on(int id, const char *name, + struct regulator_consumer_supply *supplies, int num_supplies, int uv) { return NULL; } #endif +#define regulator_register_fixed(id, s, ns) regulator_register_always_on(id, \ + "fixed-dummy", s, ns, 0) + #endif diff --git a/include/linux/regulator/lp872x.h b/include/linux/regulator/lp872x.h new file mode 100644 index 00000000000..132e05c4666 --- /dev/null +++ b/include/linux/regulator/lp872x.h @@ -0,0 +1,90 @@ +/* + * Copyright 2012 Texas Instruments + * + * Author: Milo(Woogyom) Kim <milo.kim@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __LP872X_REGULATOR_H__ +#define __LP872X_REGULATOR_H__ + +#include <linux/regulator/machine.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> + +#define LP872X_MAX_REGULATORS 9 + +enum lp872x_regulator_id { + LP8720_ID_BASE, + LP8720_ID_LDO1 = LP8720_ID_BASE, + LP8720_ID_LDO2, + LP8720_ID_LDO3, + LP8720_ID_LDO4, + LP8720_ID_LDO5, + LP8720_ID_BUCK, + + LP8725_ID_BASE, + LP8725_ID_LDO1 = LP8725_ID_BASE, + LP8725_ID_LDO2, + LP8725_ID_LDO3, + LP8725_ID_LDO4, + LP8725_ID_LDO5, + LP8725_ID_LILO1, + LP8725_ID_LILO2, + LP8725_ID_BUCK1, + LP8725_ID_BUCK2, + + LP872X_ID_MAX, +}; + +enum lp872x_dvs_state { + DVS_LOW = GPIOF_OUT_INIT_LOW, + DVS_HIGH = GPIOF_OUT_INIT_HIGH, +}; + +enum lp872x_dvs_sel { + SEL_V1, + SEL_V2, +}; + +/** + * lp872x_dvs + * @gpio : gpio pin number for dvs control + * @vsel : dvs selector for buck v1 or buck v2 register + * @init_state : initial dvs pin state + */ +struct lp872x_dvs { + int gpio; + enum lp872x_dvs_sel vsel; + enum lp872x_dvs_state init_state; +}; + +/** + * lp872x_regdata + * @id : regulator id + * @init_data : init data for each regulator + */ +struct lp872x_regulator_data { + enum lp872x_regulator_id id; + struct regulator_init_data *init_data; +}; + +/** + * lp872x_platform_data + * @general_config : the value of LP872X_GENERAL_CFG register + * @update_config : if LP872X_GENERAL_CFG register is updated, set true + * @regulator_data : platform regulator id and init data + * @dvs : dvs data for buck voltage control + */ +struct lp872x_platform_data { + u8 general_config; + bool update_config; + struct lp872x_regulator_data regulator_data[LP872X_MAX_REGULATORS]; + struct lp872x_dvs *dvs; +}; + +#endif diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index b02108446be..40dd0a394cf 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -92,6 +92,7 @@ struct regulator_state { * mode. * @initial_state: Suspend state to set by default. * @initial_mode: Mode to set at startup. + * @ramp_delay: Time to settle down after voltage change (unit: uV/us) */ struct regulation_constraints { @@ -125,6 +126,8 @@ struct regulation_constraints { /* mode to set on startup */ unsigned int initial_mode; + unsigned int ramp_delay; + /* constraint flags */ unsigned always_on:1; /* regulator never off when system is on */ unsigned boot_on:1; /* bootloader/firmware enabled regulator */ diff --git a/include/linux/sched.h b/include/linux/sched.h index 4a1f493e0fe..1a2ebd39b80 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1405,7 +1405,7 @@ struct task_struct { int (*notifier)(void *priv); void *notifier_data; sigset_t *notifier_mask; - struct hlist_head task_works; + struct callback_head *task_works; struct audit_context *audit_context; #ifdef CONFIG_AUDITSYSCALL @@ -1546,7 +1546,6 @@ struct task_struct { unsigned long timer_slack_ns; unsigned long default_timer_slack_ns; - struct list_head *scm_work_list; #ifdef CONFIG_FUNCTION_GRAPH_TRACER /* Index of current stored address in ret_stack */ int curr_ret_stack; @@ -1581,7 +1580,6 @@ struct task_struct { #endif #ifdef CONFIG_UPROBES struct uprobe_task *utask; - int uprobe_srcu_id; #endif }; diff --git a/include/linux/smp.h b/include/linux/smp.h index 717fb746c9a..dd6f06be3c9 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -90,10 +90,6 @@ void kick_all_cpus_sync(void); void __init call_function_init(void); void generic_smp_call_function_single_interrupt(void); void generic_smp_call_function_interrupt(void); -void ipi_call_lock(void); -void ipi_call_unlock(void); -void ipi_call_lock_irq(void); -void ipi_call_unlock_irq(void); #else static inline void call_function_init(void) { } #endif @@ -181,7 +177,6 @@ static inline int up_smp_call_function(smp_call_func_t func, void *info) } while (0) static inline void smp_send_reschedule(int cpu) { } -#define num_booting_cpus() 1 #define smp_prepare_boot_cpu() do {} while (0) #define smp_call_function_many(mask, func, info, wait) \ (up_smp_call_function(func, info)) diff --git a/include/linux/suspend.h b/include/linux/suspend.h index cd83059fb59..0c808d7fa57 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -408,6 +408,12 @@ static inline void unlock_system_sleep(void) {} #endif /* !CONFIG_PM_SLEEP */ +#ifdef CONFIG_PM_SLEEP_DEBUG +extern bool pm_print_times_enabled; +#else +#define pm_print_times_enabled (false) +#endif + #ifdef CONFIG_PM_AUTOSLEEP /* kernel/power/autosleep.c */ diff --git a/include/linux/task_work.h b/include/linux/task_work.h index 294d5d5e90b..fb46b03b185 100644 --- a/include/linux/task_work.h +++ b/include/linux/task_work.h @@ -4,29 +4,21 @@ #include <linux/list.h> #include <linux/sched.h> -struct task_work; -typedef void (*task_work_func_t)(struct task_work *); - -struct task_work { - struct hlist_node hlist; - task_work_func_t func; - void *data; -}; +typedef void (*task_work_func_t)(struct callback_head *); static inline void -init_task_work(struct task_work *twork, task_work_func_t func, void *data) +init_task_work(struct callback_head *twork, task_work_func_t func) { twork->func = func; - twork->data = data; } -int task_work_add(struct task_struct *task, struct task_work *twork, bool); -struct task_work *task_work_cancel(struct task_struct *, task_work_func_t); +int task_work_add(struct task_struct *task, struct callback_head *twork, bool); +struct callback_head *task_work_cancel(struct task_struct *, task_work_func_t); void task_work_run(void); static inline void exit_task_work(struct task_struct *task) { - if (unlikely(!hlist_empty(&task->task_works))) + if (unlikely(task->task_works)) task_work_run(); } diff --git a/include/linux/tick.h b/include/linux/tick.h index ab8be90b5cc..f37fceb69b7 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -31,10 +31,10 @@ enum tick_nohz_mode { * struct tick_sched - sched tick emulation and no idle tick control/stats * @sched_timer: hrtimer to schedule the periodic tick in high * resolution mode - * @idle_tick: Store the last idle tick expiry time when the tick - * timer is modified for idle sleeps. This is necessary + * @last_tick: Store the last tick expiry time when the tick + * timer is modified for nohz sleeps. This is necessary * to resume the tick timer operation in the timeline - * when the CPU returns from idle + * when the CPU returns from nohz sleep. * @tick_stopped: Indicator that the idle tick has been stopped * @idle_jiffies: jiffies at the entry to idle for idle time accounting * @idle_calls: Total number of idle calls @@ -51,7 +51,7 @@ struct tick_sched { struct hrtimer sched_timer; unsigned long check_clocks; enum tick_nohz_mode nohz_mode; - ktime_t idle_tick; + ktime_t last_tick; int inidle; int tick_stopped; unsigned long idle_jiffies; diff --git a/include/linux/time-armada-370-xp.h b/include/linux/time-armada-370-xp.h new file mode 100644 index 00000000000..dfdfdc03115 --- /dev/null +++ b/include/linux/time-armada-370-xp.h @@ -0,0 +1,18 @@ +/* + * Marvell Armada 370/XP SoC timer handling. + * + * Copyright (C) 2012 Marvell + * + * Lior Amsalem <alior@marvell.com> + * Gregory CLEMENT <gregory.clement@free-electrons.com> + * Thomas Petazzoni <thomas.petazzoni@free-electrons.com> + * + */ +#ifndef __TIME_ARMADA_370_XPPRCMU_H +#define __TIME_ARMADA_370_XPPRCMU_H + +#include <linux/init.h> + +void __init armada_370_xp_timer_init(void); + +#endif diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 6a4d82bedb0..1e98b553042 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -192,7 +192,7 @@ static inline void tracehook_notify_resume(struct pt_regs *regs) * hlist_add_head(task->task_works); */ smp_mb__after_clear_bit(); - if (unlikely(!hlist_empty(¤t->task_works))) + if (unlikely(current->task_works)) task_work_run(); } diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index bd96ecd0e05..802de56c41e 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -153,7 +153,7 @@ static inline void tracepoint_synchronize_unregister(void) } \ static inline void trace_##name##_rcuidle(proto) \ { \ - if (static_branch(&__tracepoint_##name.key)) \ + if (static_key_false(&__tracepoint_##name.key)) \ __DO_TRACE(&__tracepoint_##name, \ TP_PROTO(data_proto), \ TP_ARGS(data_args), \ diff --git a/include/linux/types.h b/include/linux/types.h index 9c1bd539ea7..bf0dd7524b2 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -246,14 +246,15 @@ struct ustat { }; /** - * struct rcu_head - callback structure for use with RCU + * struct callback_head - callback structure for use with RCU and task_work * @next: next update requests in a list * @func: actual update function to call after the grace period. */ -struct rcu_head { - struct rcu_head *next; - void (*func)(struct rcu_head *head); +struct callback_head { + struct callback_head *next; + void (*func)(struct callback_head *head); }; +#define rcu_head callback_head #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ |