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| author | Peter Zijlstra <peterz@infradead.org> | 2016-06-22 15:14:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-06-27 12:53:19 +0200 |
| commit | 55e16d30bd99510900caec913c90f53bc2b35cba (patch) | |
| tree | 42984b0b0daaae83ea3c7b9e35d65ce9d7bf1c39 /kernel/sched/sched.h | |
| parent | 599b4840b0ea453c7d11e1798dcc8f494dcfd58a (diff) | |
| download | lwn-55e16d30bd99510900caec913c90f53bc2b35cba.tar.gz lwn-55e16d30bd99510900caec913c90f53bc2b35cba.zip | |
sched/fair: Rework throttle_count sync
Since we already take rq->lock when creating a cgroup, use it to also
sync the throttle_count and avoid the extra state and enqueue path
branch.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: 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: bsegall@google.com
Cc: linux-kernel@vger.kernel.org
[ Fixed build warning. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/sched.h')
| -rw-r--r-- | kernel/sched/sched.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 28c42b789f70..f44da95c70cd 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -438,7 +438,7 @@ struct cfs_rq { u64 throttled_clock, throttled_clock_task; u64 throttled_clock_task_time; - int throttled, throttle_count, throttle_uptodate; + int throttled, throttle_count; struct list_head throttled_list; #endif /* CONFIG_CFS_BANDWIDTH */ #endif /* CONFIG_FAIR_GROUP_SCHED */ |