sched: Add statistic for newidle load balance cost

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Tracking rq->max_idle_balance_cost and sd->max_newidle_lb_cost.
It's useful to know these values in debug mode.

Signed-off-by: Alex Shi <alex.shi@linaro.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/52E0F3BF.5020904@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>

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Alex Shi 2014-01-23 18:39:54 +08:00 • committed by Ingo Molnar

parent 27f17580fd

commit 37e6bae839

2 changed files with 7 additions and 3 deletions

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9

kernel/sched/core.c

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1

kernel/sched/debug.c

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