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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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