On Wed, Jan 22, 2014 at 04:24:13PM +0800, Alex Shi wrote:
> From: Alex Shi <alex....@linaro.org>
> Date: Tue, 21 Jan 2014 13:28:55 +0800
> Subject: [RFC PATCH] sched: add statistic for rq->max_idle_balance_cost
>
> It's useful to track this value in debug mode.
>
> Signed-off-by: Alex Shi <alex....@linaro.org>
> ---
> kernel/sched/debug.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
> index 1e43e70..f5c529a 100644
> --- a/kernel/sched/debug.c
> +++ b/kernel/sched/debug.c
> @@ -315,6 +315,7 @@ do {
> \
> P(sched_goidle);
> #ifdef CONFIG_SMP
> P64(avg_idle);
> + P64(max_idle_balance_cost);
> #endif
> P(ttwu_count);
Not also the per-sd value in sd_alloc_ctl_domain_table() ?
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