sched/core: Optimize update_stats_*()

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These functions are already gated by schedstats_enabled(), there is no
point in then issuing another static_branch for every individual
update in them.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
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: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

...

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Peter Zijlstra 2018-01-23 20:34:30 +01:00 • committed by Ingo Molnar

parent b85c8b71bf

commit 2ed41a5502

2 changed files with 20 additions and 16 deletions

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32

kernel/sched/fair.c

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4

kernel/sched/stats.h

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