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Date: Wed, 23 Jan 2008 10:19:33 +0200
From: "Pekka Enberg" <penberg@cs.helsinki.fi>
Sender: penberg@gmail.com
To: "Christoph Lameter" <clameter@sgi.com>
Subject: Re: crash in kmem_cache_init
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Cc: lee.schermerhorn@hp.com, Olaf Hering <olaf@aepfle.de>,
	Linux MM <linux-mm@kvack.org>, Mel Gorman <mel@csn.ul.ie>,
	linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	hanth Aravamudan <nacc@us.ibm.com>, akpm@linux-foundation.org,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
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Hi Christoph,

On Jan 23, 2008 1:18 AM, Christoph Lameter <clameter@sgi.com> wrote:
> My patch is useless (fascinating history of the changelog there through).
> fallback_alloc calls kmem_getpages without GFP_THISNODE. This means that
> alloc_pages_node() will try to allocate on the current node but fallback
> to neighboring node if nothing is there....

Sure, but I was referring to the scenario where current node _has_
pages available but no ->nodelists. Olaf, did you try it?

                        Pekka