linux-kernel - Re: [PATCH 2/4] cpuset: Remove unneeded NODEMASK_ALLOC() in cpuset

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Message-ID: <alpine.DEB.2.00.1102191741270.27722@chino.kir.corp.google.com>
Date:	Sat, 19 Feb 2011 17:51:27 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Li Zefan <lizf@...fujitsu.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Paul Menage <menage@...gle.com>, miaox@...fujitsu.com,
	linux-mm@...ck.org
Subject: Re: [PATCH 2/4] cpuset: Remove unneeded NODEMASK_ALLOC() in
 cpuset_attch()

On Thu, 17 Feb 2011, Li Zefan wrote:

> oldcs->mems_allowed is not modified during cpuset_attch(), so
> we don't have to copy it to a buffer allocated by NODEMASK_ALLOC().
> Just pass it to cpuset_migrate_mm().
> 
> Signed-off-by: Li Zefan <lizf@...fujitsu.com>

Acked-by: David Rientjes <rientjes@...gle.com>
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