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Date:	Tue, 27 Oct 2009 10:40:17 +0000
From:	Mel Gorman <>
To:	reinette chatre <>
Cc:	Frans Pop <>, Jiri Kosina <>,
	Sven Geggus <>,
	Karol Lewandowski <>,
	Tobias Oetiker <>,
	"Rafael J. Wysocki" <>,
	David Miller <>,
	Kalle Valo <>,
	David Rientjes <>,
	KOSAKI Motohiro <>,
	"Abbas, Mohamed" <>,
	Jens Axboe <>,
	"John W. Linville" <>,
	Pekka Enberg <>,
	Bartlomiej Zolnierkiewicz <>,
	Greg Kroah-Hartman <>,
	Stephan von Krawczynski <>,
	Kernel Testers List <>,
	"" <>,
	"" <>,
	"" <>
Subject: Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC
	failures V2

On Thu, Oct 22, 2009 at 08:43:38AM -0700, reinette chatre wrote:
> On Thu, 2009-10-22 at 07:22 -0700, Mel Gorman wrote:
> > [Bug #14141] order 2 page allocation failures in iwlagn
> > 	Commit 4752c93c30441f98f7ed723001b1a5e3e5619829 introduced GFP_ATOMIC
> > 	allocations within the wireless driver. This has caused large numbers
> > 	of failure reports to occur as reported by Frans Pop. Fixing this
> > 	requires changes to the driver if it wants to use GFP_ATOMIC which
> > 	is in the hands of Mohamed Abbas and Reinette Chatre. However,
> > 	it is very likely that it has being compounded by core mm changes
> > 	that this series is aimed at.
> Driver has been changed to allocate paged skb for its receive buffers.
> This reduces amount of memory needed from order-2 to order-1. This work
> is significant and will thus be in 2.6.33. 

What do you want to do for -stable in 2.6.31?

Mel Gorman
Part-time Phd Student                          Linux Technology Center
University of Limerick                         IBM Dublin Software Lab
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