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| author |   Chuansheng Liu <chuansheng.liu@intel.com> | 2014-09-04 15:17:55 +0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2014-09-19 12:35:16 +0200 |
| commit | 2ed903c5485bad0eafdd3d59ff993598736e4f31 (patch) | |
| tree | 11fbb80a8589d123a89f85f2cbfda9f7bb9589a3 /include/linux/seqlock.h | |
| parent | smp: Add new wake_up_all_idle_cpus() function (diff) | |
| download | linux-dev-2ed903c5485bad0eafdd3d59ff993598736e4f31.tar.xz linux-dev-2ed903c5485bad0eafdd3d59ff993598736e4f31.zip | |
cpuidle: Use wake_up_all_idle_cpus() to wake up all idle cpus
Currently kick_all_cpus_sync() or smp_call_function() can not
break the polling idle cpu immediately.
Instead using wake_up_all_idle_cpus() which can wake up the polling idle
cpu quickly is much more helpful for power.
Signed-off-by: Chuansheng Liu <chuansheng.liu@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: linux-pm@vger.kernel.org
Cc: changcheng.liu@intel.com
Cc: xiaoming.wang@intel.com
Cc: souvik.k.chakravarty@intel.com
Cc: luto@amacapital.net
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
Cc: linux-pm@vger.kernel.org
Link: http://lkml.kernel.org/r/1409815075-4180-3-git-send-email-chuansheng.liu@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/seqlock.h')
0 files changed, 0 insertions, 0 deletions