From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx124.postini.com [74.125.245.124]) by kanga.kvack.org (Postfix) with SMTP id 42C236B0071 for ; Fri, 23 Nov 2012 10:20:52 -0500 (EST) Message-ID: <50AF9450.9020803@leemhuis.info> Date: Fri, 23 Nov 2012 16:20:48 +0100 From: Thorsten Leemhuis MIME-Version: 1.0 Subject: Re: [PATCH] Revert "mm: remove __GFP_NO_KSWAPD" References: <20121015110937.GE29125@suse.de> <5093A3F4.8090108@redhat.com> <5093A631.5020209@suse.cz> <509422C3.1000803@suse.cz> <509C84ED.8090605@linux.vnet.ibm.com> <509CB9D1.6060704@redhat.com> <20121109090635.GG8218@suse.de> <509F6C2A.9060502@redhat.com> <20121112113731.GS8218@suse.de> <20121116200616.GK8218@suse.de> <50ABC128.80706@leemhuis.info> In-Reply-To: <50ABC128.80706@leemhuis.info> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Josh Boyer Cc: Mel Gorman , Zdenek Kabelac , Seth Jennings , Jiri Slaby , Valdis.Kletnieks@vt.edu, Jiri Slaby , linux-mm@kvack.org, LKML , Andrew Morton , Rik van Riel , Robert Jennings , bruno@wolff.to Thorsten Leemhuis wrote on 20.11.2012 18:43: > On 20.11.2012 16:38, Josh Boyer wrote: > > The short story from my current point of view is: Quick update, in case anybody is interested: > * my main machine at home where I initially saw the issue that started > this thread seems to be running fine with rc6 and the "safe" patch Mel > posted in https://lkml.org/lkml/2012/11/12/113 Before that I ran a rc5 > kernel with the revert that went into rc6 and the "safe" patch -- that > worked fine for a few days, too. On this machine I'm running a rc6 kernel + the fix for the accounting bug(A1) that went into mainline ~40 hours ago + the "riskier" patch Mel posted in https://lkml.org/lkml/2012/11/12/151 Up to now everything works fine. (A1) https://lkml.org/lkml/2012/11/21/362 > * I have a second machine where I started to use 3.7-rc kernels only > yesterday (the machine triggered a bug in the radeon driver that seems > to be fixed in rc6) which showed symptoms like the ones Zdenek Kabelac > mentions in this thread. I wasn't able to look closer at it, but simply > tried rc6 with the safe patch, which didn't help. I'm now running rc6 > with the "riskier" patch from https://lkml.org/lkml/2012/11/12/151 > I can't yet tell if it helps. If the problems shows up again I'll try to > capture more debugging data via sysrq -- there wasn't any time for that > when I was running rc6 with the safe patch, sorry. This machine is now also behaving fine with above mentioned rc6 kernel + the two patches. It seems the accounting bug was the root cause for the problems this machine showed. CU Thorsten -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org