linux-kernel - Re: crash in kmem_cache

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Message-ID: <20080123084016.GA17911@aepfle.de>
Date:	Wed, 23 Jan 2008 09:40:16 +0100
From:	Olaf Hering <olaf@...fle.de>
To:	Pekka Enberg <penberg@...helsinki.fi>
Cc:	Christoph Lameter <clameter@....com>, Mel Gorman <mel@....ul.ie>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...abs.org,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	hanth Aravamudan <nacc@...ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	lee.schermerhorn@...com, Linux MM <linux-mm@...ck.org>,
	akpm@...ux-foundation.org
Subject: Re: crash in kmem_cache_init

On Wed, Jan 23, Pekka Enberg wrote:

> Hi Christoph,
> 
> On Jan 23, 2008 1:18 AM, Christoph Lameter <clameter@....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?

Does not help.
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