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Date: Wed, 23 Jan 2008 10:36:25 -0800 (PST)
From: Christoph Lameter <clameter@sgi.com>
To: Pekka J Enberg <penberg@cs.helsinki.fi>
Subject: Re: [PATCH] Fix boot problem in situations where the boot CPU is
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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,
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On Wed, 23 Jan 2008, Pekka J Enberg wrote:

> Furthermore, don't let kmem_getpages() call alloc_pages_node() if nodeid passed
> to it is -1 as the latter will always translate that to numa_node_id() which
> might not have ->nodelist that caused the invocation of fallback_alloc() in the
> first place (for example, during bootstrap).

kmem_getpages is called without GFP_THISNODE. This 
alloc_pages_node(numa_node_id(), ...) will fall back to the next node with 
memory.