From 0ca0156973a47e689f3bc817e26e15fff3f84eec Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Fri, 3 Feb 2017 14:52:01 +0100 Subject: [PATCH] sched/headers: Split hotplug CPU interfaces out of into Split the CPU hotplug scheduler APIs out of the common header. Acked-by: Linus Torvalds Cc: Mike Galbraith Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar --- include/linux/sched.h | 15 --------------- include/linux/sched/hotplug.h | 20 ++++++++++++++++++++ 2 files changed, 20 insertions(+), 15 deletions(-) diff --git a/include/linux/sched.h b/include/linux/sched.h index ac0fed4c3130..25cc0adb3e08 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -196,15 +196,6 @@ extern void cpu_init (void); extern void trap_init(void); extern void update_process_times(int user); extern void scheduler_tick(void); -extern int sched_cpu_starting(unsigned int cpu); -extern int sched_cpu_activate(unsigned int cpu); -extern int sched_cpu_deactivate(unsigned int cpu); - -#ifdef CONFIG_HOTPLUG_CPU -extern int sched_cpu_dying(unsigned int cpu); -#else -# define sched_cpu_dying NULL -#endif #define MAX_SCHEDULE_TIMEOUT LONG_MAX extern signed long schedule_timeout(signed long timeout); @@ -1498,12 +1489,6 @@ extern void sched_exec(void); #define sched_exec() {} #endif -#ifdef CONFIG_HOTPLUG_CPU -extern void idle_task_exit(void); -#else -static inline void idle_task_exit(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); diff --git a/include/linux/sched/hotplug.h b/include/linux/sched/hotplug.h index 34670ed24894..c608d3c1ddb8 100644 --- a/include/linux/sched/hotplug.h +++ b/include/linux/sched/hotplug.h @@ -3,4 +3,24 @@ #include +/* + * Scheduler interfaces for hotplug CPU support: + */ + +extern int sched_cpu_starting(unsigned int cpu); +extern int sched_cpu_activate(unsigned int cpu); +extern int sched_cpu_deactivate(unsigned int cpu); + +#ifdef CONFIG_HOTPLUG_CPU +extern int sched_cpu_dying(unsigned int cpu); +#else +# define sched_cpu_dying NULL +#endif + +#ifdef CONFIG_HOTPLUG_CPU +extern void idle_task_exit(void); +#else +static inline void idle_task_exit(void) {} +#endif + #endif /* _LINUX_SCHED_HOTPLUG_H */ -- 2.39.5