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author | Ingo Molnar <mingo@kernel.org> | 2017-02-03 16:52:01 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2017-03-03 03:43:45 +0300 |
commit | 0ca0156973a47e689f3bc817e26e15fff3f84eec (patch) | |
tree | d1cc6b9de75273343570609fbc41c1a6dcab3aa2 /include/linux/sched | |
parent | 70b8157e61d0143fb44ae9482557d7aca365da3d (diff) | |
download | linux-0ca0156973a47e689f3bc817e26e15fff3f84eec.tar.xz |
sched/headers: Split hotplug CPU interfaces out of <linux/sched.h> into <linux/sched/hotplug.h>
Split the CPU hotplug scheduler APIs out of the common header.
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')
-rw-r--r-- | include/linux/sched/hotplug.h | 20 |
1 files changed, 20 insertions, 0 deletions
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 <linux/sched.h> +/* + * 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 */ |