sched: Add statistic for newidle load balance cost
authorAlex Shi <alex.shi@linaro.org>
Thu, 23 Jan 2014 10:39:54 +0000 (18:39 +0800)
committerIngo Molnar <mingo@kernel.org>
Tue, 11 Feb 2014 08:58:18 +0000 (09:58 +0100)
commit37e6bae8395a94b4dd934c92b02b9408be992365
tree212a4ad2745dd3322ec3cd4f5e4392718b6f3324
parent27f17580fd2c7514c8f5cce22ab903c6f3ddf458
sched: Add statistic for newidle load balance cost

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>
kernel/sched/core.c
kernel/sched/debug.c