linux-kernel - Re: [patch] sched: fix broken smt/mc optimizations with CFS

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Message-ID: <20070823103835.GA10435@elte.hu>
Date:	Thu, 23 Aug 2007 12:38:35 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	"Siddha, Suresh B" <suresh.b.siddha@...el.com>
Cc:	nickpiggin@...oo.com.au, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org
Subject: Re: [patch] sched: fix broken smt/mc optimizations with CFS


* Siddha, Suresh B <suresh.b.siddha@...el.com> wrote:

> Ingo, let me know if there any side effects of this change. Thanks.
> ---
> 
> On a four package system with HT - HT load balancing optimizations 
> were broken. For example, if two tasks end up running on two logical 
> threads of one of the packages, scheduler is not able to pull one of 
> the tasks to a completely idle package.

thanks, i've applied your fix to my queue.

	Ingo
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