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author | Chuansheng Liu <chuansheng.liu@intel.com> | 2014-09-04 15:17:53 +0800 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-09-19 12:35:14 +0200 |
commit | f6be8af1c95de4a46e325e728900a70ceadb52cf (patch) | |
tree | e9d4d5ef3abe1d341f308688cad4ffa797079bd6 /include/linux/sched.h | |
parent | ba7e5a279e72f4b246dc7a419ac707e1936ede3e (diff) | |
download | linux-f6be8af1c95de4a46e325e728900a70ceadb52cf.tar.gz linux-f6be8af1c95de4a46e325e728900a70ceadb52cf.tar.bz2 linux-f6be8af1c95de4a46e325e728900a70ceadb52cf.zip |
sched: Add new API wake_up_if_idle() to wake up the idle cpu
Implementing one new API wake_up_if_idle(), which is used to
wake up the idle CPU.
Suggested-by: Andy Lutomirski <luto@amacapital.net>
Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: daniel.lezcano@linaro.org
Cc: rjw@rjwysocki.net
Cc: linux-pm@vger.kernel.org
Cc: changcheng.liu@intel.com
Cc: xiaoming.wang@intel.com
Cc: souvik.k.chakravarty@intel.com
Cc: chuansheng.liu@intel.com
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Link: http://lkml.kernel.org/r/1409815075-4180-1-git-send-email-chuansheng.liu@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r-- | include/linux/sched.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index dd9eb4807389..82ff3d6efb19 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1024,6 +1024,7 @@ struct sched_domain_topology_level { extern struct sched_domain_topology_level *sched_domain_topology; extern void set_sched_topology(struct sched_domain_topology_level *tl); +extern void wake_up_if_idle(int cpu); #ifdef CONFIG_SCHED_DEBUG # define SD_INIT_NAME(type) .name = #type |