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| author | Ingo Molnar <mingo@kernel.org> | 2017-02-03 11:12:59 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-03-03 01:43:43 +0100 |
| commit | 752b3ca734cbc17c0456b846ae886c0ed39c5703 (patch) | |
| tree | d5102243159fe04db42164395c85ecb5d0d5cd06 /include/linux/sched.h | |
| parent | 3605df49556ebb7641d1f8ec2e7eeecf4dd734bf (diff) | |
| download | op-kernel-dev-752b3ca734cbc17c0456b846ae886c0ed39c5703.zip op-kernel-dev-752b3ca734cbc17c0456b846ae886c0ed39c5703.tar.gz | |
sched/headers: Move the NOHZ APIs from <linux/sched.h> to <linux/sched/nohz.h>
There's a number of NOHZ/dyntics related functionality in <linux/sched.h>,
but only a handful of timer files are making use of them.
Move them into their own header. This better documents these APIs
and unclutters <linux/sched.h>.
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/sched.h')
| -rw-r--r-- | include/linux/sched.h | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 415baf2..5f9bfc6 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -46,14 +46,6 @@ struct nameidata; struct signal_struct; struct sighand_struct; -#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON) -extern void cpu_load_update_nohz_start(void); -extern void cpu_load_update_nohz_stop(void); -#else -static inline void cpu_load_update_nohz_start(void) { } -static inline void cpu_load_update_nohz_stop(void) { } -#endif - extern void dump_cpu_task(int cpu); struct seq_file; @@ -204,15 +196,6 @@ extern cpumask_var_t cpu_isolated_map; extern int runqueue_is_locked(int cpu); -#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ_COMMON) -extern void nohz_balance_enter_idle(int cpu); -extern void set_cpu_sd_state_idle(void); -extern int get_nohz_timer_target(void); -#else -static inline void nohz_balance_enter_idle(int cpu) { } -static inline void set_cpu_sd_state_idle(void) { } -#endif - /* * Only dump TASK_* tasks. (0 for all tasks) */ @@ -1535,14 +1518,6 @@ static inline int set_cpus_allowed_ptr(struct task_struct *p, } #endif -#ifdef CONFIG_NO_HZ_COMMON -void calc_load_enter_idle(void); -void calc_load_exit_idle(void); -#else -static inline void calc_load_enter_idle(void) { } -static inline void calc_load_exit_idle(void) { } -#endif /* CONFIG_NO_HZ_COMMON */ - #ifndef cpu_relax_yield #define cpu_relax_yield() cpu_relax() #endif @@ -1563,16 +1538,6 @@ extern void idle_task_exit(void); static inline void idle_task_exit(void) {} #endif -#if defined(CONFIG_NO_HZ_COMMON) && defined(CONFIG_SMP) -extern void wake_up_nohz_cpu(int cpu); -#else -static inline void wake_up_nohz_cpu(int cpu) { } -#endif - -#ifdef CONFIG_NO_HZ_FULL -extern u64 scheduler_tick_max_deferment(void); -#endif - extern int yield_to(struct task_struct *p, bool preempt); extern void set_user_nice(struct task_struct *p, long nice); extern int task_prio(const struct task_struct *p); |
