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    SubjectRe: [PATCH 2/2] sched: add statistic for rq->max_idle_balance_cost
    On 01/21/2014 03:43 PM, Jason Low wrote:
    > On Mon, Jan 20, 2014 at 9:33 PM, Alex Shi <alex.shi@linaro.org> wrote:
    >> It's useful to track this value in debug mode.
    >>
    >> Signed-off-by: Alex Shi <alex.shi@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);
    >
    > Hi Alex,
    >
    > Does this need to be P64(max_idle_balance_cost)?
    >

    Yes, thanks for fix!

    ===

    From 173417f3646ac1c6ac83809b51d0471591cbc8f0 Mon Sep 17 00:00:00 2001
    From: Alex Shi <alex.shi@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.shi@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);
    --
    1.8.1.2


    --
    Thanks
    Alex


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