linux-kernel - Re: [PATCH] sched: balance_cpu to consider other cpus in its group as target of (pinned) task migration

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Message-ID: <20120604152522.GE26651@linux.vnet.ibm.com>
Date:	Mon, 4 Jun 2012 20:55:22 +0530
From:	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	Mike Galbraith <efault@....de>,
	Prashanth Nageshappa <prashanth@...ux.vnet.ibm.com>,
	mingo@...nel.org, LKML <linux-kernel@...r.kernel.org>,
	roland@...nel.org, Ingo Molnar <mingo@...e.hu>
Subject: Re: [PATCH] sched: balance_cpu to consider other cpus in its group
 as target of (pinned) task migration

* Peter Zijlstra <peterz@...radead.org> [2012-06-04 17:21:11]:

> That is not to say you couldn't contrive a scenario where it would be
> needed.. 

Right ..what if B0. B1 are pinned? !! I think most of the current
weakness lies in handling tasks that have affinity set.

- vatsa

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