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| author | Joonwoo Park <joonwoop@codeaurora.org> | 2015-04-28 05:21:49 +0300 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-05-05 11:40:43 +0300 |
| commit | 781978e6e156101209f62b9ebc8783b70ef248de (patch) | |
| tree | d2f8286d9e396294abe3bcd782cefd03dcf4afb5 /kernel/time/timer.c | |
| parent | 9fa8cc0a85c774b75218ba5f385792be387c190b (diff) | |
| download | linux-781978e6e156101209f62b9ebc8783b70ef248de.tar.xz | |
timer: Use timer->base for flag checks
At present, internal_add_timer() examines flags with 'base' which doesn't
contain flags. Examine with 'timer->base' to avoid unnecessary waking up
of nohz CPU when timer base has TIMER_DEFERRABLE set.
Signed-off-by: Joonwoo Park <joonwoop@codeaurora.org>
Cc: sboyd@codeaurora.org
Cc: skannan@codeaurora.org
Cc: John Stultz <john.stultz@linaro.org>
Link: http://lkml.kernel.org/r/1430187709-21087-1-git-send-email-joonwoop@codeaurora.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/time/timer.c')
| -rw-r--r-- | kernel/time/timer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/time/timer.c b/kernel/time/timer.c index 03f926c7a8ee..d4af7c56c95d 100644 --- a/kernel/time/timer.c +++ b/kernel/time/timer.c @@ -436,7 +436,7 @@ static void internal_add_timer(struct tvec_base *base, struct timer_list *timer) * require special care against races with idle_cpu(), lets deal * with that later. */ - if (!tbase_get_deferrable(base) || tick_nohz_full_cpu(base->cpu)) + if (!tbase_get_deferrable(timer->base) || tick_nohz_full_cpu(base->cpu)) wake_up_nohz_cpu(base->cpu); } |