linux-kernel - Re: [patch v6 8/8] sched: remove blocked_load

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Date:	Tue, 14 May 2013 19:37:26 +0800
From:	Alex Shi <alex.shi@...el.com>
To:	Paul Turner <pjt@...gle.com>
CC:	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Borislav Petkov <bp@...en8.de>,
	Namhyung Kim <namhyung@...nel.org>,
	Mike Galbraith <efault@....de>,
	Morten Rasmussen <morten.rasmussen@....com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Preeti U Murthy <preeti@...ux.vnet.ibm.com>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Mel Gorman <mgorman@...e.de>, Rik van Riel <riel@...hat.com>,
	Michael Wang <wangyun@...ux.vnet.ibm.com>
Subject: Re: [patch v6 8/8] sched: remove blocked_load_avg in tg

On 05/14/2013 05:05 PM, Paul Turner wrote:
>> > diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
>> > index 91e60ac..75c200c 100644
>> > --- a/kernel/sched/fair.c
>> > +++ b/kernel/sched/fair.c
>> > @@ -1339,7 +1339,7 @@ static inline void __update_cfs_rq_tg_load_contrib(struct cfs_rq *cfs_rq,
>> >         struct task_group *tg = cfs_rq->tg;
>> >         s64 tg_contrib;
>> >
>> > -       tg_contrib = cfs_rq->runnable_load_avg + cfs_rq->blocked_load_avg;
> Nack -- This is necessary for correct shares distribution.

I was going to set this patch as RFC. :)

BTW, did you do some test of this part?

-- 
Thanks
    Alex
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