linux-kernel - Re: [PATCH 2/5] sched: factor out code to should_we

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Date:	Tue, 02 Apr 2013 12:00:13 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
Cc:	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
	Mike Galbraith <efault@....de>, Paul Turner <pjt@...gle.com>,
	Alex Shi <alex.shi@...el.com>,
	Preeti U Murthy <preeti@...ux.vnet.ibm.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Morten Rasmussen <morten.rasmussen@....com>,
	Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH 2/5] sched: factor out code to should_we_balance()

On Tue, 2013-04-02 at 18:50 +0900, Joonsoo Kim wrote:
> 
> It seems that there is some misunderstanding about this patch.
> In this patch, we don't iterate all groups. Instead, we iterate on
> cpus of local sched_group only. So there is no penalty you mentioned.

OK, I'll go stare at it again..

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