diff options
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index d139966..4896fdf 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -99,6 +99,7 @@ struct robust_list_head; struct bio; struct fs_struct; struct bts_context; +struct perf_counter_context; /* * List of flags we want to share for kernel threads, @@ -139,6 +140,7 @@ extern unsigned long nr_running(void); extern unsigned long nr_uninterruptible(void); extern unsigned long nr_iowait(void); extern void calc_global_load(void); +extern u64 cpu_nr_migrations(int cpu); extern unsigned long get_parent_ip(unsigned long addr); @@ -674,6 +676,10 @@ struct user_struct { struct work_struct work; #endif #endif + +#ifdef CONFIG_PERF_COUNTERS + atomic_long_t locked_vm; +#endif }; extern int uids_sysfs_init(void); @@ -1073,9 +1079,10 @@ struct sched_entity { u64 last_wakeup; u64 avg_overlap; + u64 nr_migrations; + u64 start_runtime; u64 avg_wakeup; - u64 nr_migrations; #ifdef CONFIG_SCHEDSTATS u64 wait_start; @@ -1261,7 +1268,9 @@ struct task_struct { * credentials (COW) */ const struct cred *cred; /* effective (overridable) subjective task * credentials (COW) */ - struct mutex cred_exec_mutex; /* execve vs ptrace cred calculation mutex */ + struct mutex cred_guard_mutex; /* guard against foreign influences on + * credential calculations + * (notably. ptrace) */ char comm[TASK_COMM_LEN]; /* executable name excluding path - access with [gs]et_task_comm (which lock @@ -1394,6 +1403,11 @@ struct task_struct { struct list_head pi_state_list; struct futex_pi_state *pi_state_cache; #endif +#ifdef CONFIG_PERF_COUNTERS + struct perf_counter_context *perf_counter_ctxp; + struct mutex perf_counter_mutex; + struct list_head perf_counter_list; +#endif #ifdef CONFIG_NUMA struct mempolicy *mempolicy; short il_next; @@ -1901,6 +1915,7 @@ extern void sched_dead(struct task_struct *p); extern void proc_caches_init(void); extern void flush_signals(struct task_struct *); +extern void __flush_signals(struct task_struct *); extern void ignore_signals(struct task_struct *); extern void flush_signal_handlers(struct task_struct *, int force_default); extern int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info); @@ -2407,6 +2422,13 @@ static inline void inc_syscw(struct task_struct *tsk) #define TASK_SIZE_OF(tsk) TASK_SIZE #endif +/* + * Call the function if the target task is executing on a CPU right now: + */ +extern void task_oncpu_function_call(struct task_struct *p, + void (*func) (void *info), void *info); + + #ifdef CONFIG_MM_OWNER extern void mm_update_next_owner(struct mm_struct *mm); extern void mm_init_owner(struct mm_struct *mm, struct task_struct *p); |
