linux-kernel - Re: [ckrm-tech] [PATCH 1/7] containers (V7): Generic container system abstracted from cpusets code

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Message-ID: <20070325082144.GH11794@in.ibm.com>
Date:	Sun, 25 Mar 2007 13:51:44 +0530
From:	Srivatsa Vaddagiri <vatsa@...ibm.com>
To:	Paul Jackson <pj@....com>
Cc:	sekharan@...ibm.com, ckrm-tech@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, xemul@...ru, rohitseth@...gle.com,
	ebiederm@...ssion.com, mbligh@...gle.com, winget@...gle.com,
	containers@...ts.osdl.org, serue@...ibm.com, menage@...gle.com,
	dev@...ru, devel@...nvz.org
Subject: Re: [ckrm-tech] [PATCH 1/7] containers (V7): Generic container system abstracted from cpusets code

On Sat, Mar 24, 2007 at 10:43:48PM -0700, Paul Jackson wrote:
> I'm unsure here, but this 'tsk->cpuset == cs' test feels fragile to me.
> 
> How about a bit earlier in attach_task(), right at the point we overwrite the
> victim tasks cpuset pointer, we decrement the count on the old cpuset, and if
> it went to zero, remember that we'll need to release it, once we've dropped
> some locks:

Looks neater. Will adopt this when I send the patch. Thanks.

-- 
Regards,
vatsa
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