Date: Wed, 11 Nov 2009 12:10:28 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: David Rientjes <rientjes@google.com>,
       Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>, linux-mm@kvack.org,
       linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
       Christoph Lameter <cl@linux-foundation.org>
Subject: Re: [BUGFIX][PATCH] oom-kill: fix NUMA consraint check with
 nodemask v3
Message-Id: <20091111121028.b4a0ffe7.kamezawa.hiroyu@jp.fujitsu.com>
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	<alpine.DEB.2.00.0911101841480.11083@chino.kir.corp.google.com>
	<20091111115217.FD56.A69D9226@jp.fujitsu.com>
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On Wed, 11 Nov 2009 12:02:06 +0900 (JST)
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:

> > There should be a way around that, however.  Shouldn't
> > 
> > 	if (nodes_subset(node_states[N_HIGH_MEMORY], *nodemask))
> > 		return CONSTRAINT_MEMORY_POLICY;
> > 
> > be sufficient?
> 
> Is this safe on memory hotplug case?
> 
N_HIGH_MEMORY is updated at memory hotplug.

Thanks,
-Kame

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