linux-kernel - Re: [PATCH 6/6] Use one zonelist that is filtered by nodemask

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Message-ID: <Pine.LNX.4.64.0711090818100.14292@schroedinger.engr.sgi.com>
Date:	Fri, 9 Nov 2007 08:19:29 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	Mel Gorman <mel@...net.ie>
cc:	akpm@...ux-foundation.org, Lee.Schermerhorn@...com,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	rientjes@...gle.com, nacc@...ibm.com,
	kamezawa.hiroyu@...fujitsu.com
Subject: Re: [PATCH 6/6] Use one zonelist that is filtered by nodemask

On Fri, 9 Nov 2007, Mel Gorman wrote:

> > Argh.... GFP_THISNODE must use the nid passed to alloc_pages_node and 
> > *not* the local numa node id. Only if the node specified to alloc_pages 
> > nodes is -1 will this work.
> > 
> 
> alloc_pages_node() calls __alloc_pages_nodemask() though where in this
> function if I'm reading it right is called without a node id. Given no
> other details on the nid, the current one seemed a logical choice.

If the function only called when the first zone == numa_node_id then 
the use of numa_node_id here is okay.


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