sched/fair: Update blocked load from NEWIDLE

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Since we already iterate CPUs looking for work on NEWIDLE, use this
iteration to age the blocked load. If the domain for which this is
done completely spand the idle set, we can push the ILB based aging
forward.

Suggested-by: Brendan Jackman <brendan.jackman@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
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>

...

This commit is contained in:

Peter Zijlstra 2017-12-21 11:20:23 +01:00 • committed by Ingo Molnar

parent a4064fb614

commit e022e0d38a

3 changed files with 45 additions and 6 deletions

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kernel/sched/core.c

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kernel/sched/fair.c

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kernel/sched/sched.h

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