Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753610AbZJ0KkW (ORCPT ); Tue, 27 Oct 2009 06:40:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753524AbZJ0KkU (ORCPT ); Tue, 27 Oct 2009 06:40:20 -0400 Received: from gir.skynet.ie ([193.1.99.77]:33136 "EHLO gir.skynet.ie" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752900AbZJ0KkR (ORCPT ); Tue, 27 Oct 2009 06:40:17 -0400 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 , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" Subject: Re: [PATCH 0/5] Candidate fix for increased number of GFP_ATOMIC failures V2 Message-ID: <20091027104017.GC8900@csn.ul.ie> References: <1256221356-26049-1-git-send-email-mel@csn.ul.ie> <1256226219.21134.1493.camel@rc-desk> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15 Content-Disposition: inline In-Reply-To: <1256226219.21134.1493.camel@rc-desk> User-Agent: Mutt/1.5.17+20080114 (2008-01-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1296 Lines: 27 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/