From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753974Ab0IFSoc (ORCPT ); Mon, 6 Sep 2010 14:44:32 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:54746 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752987Ab0IFSo2 (ORCPT ); Mon, 6 Sep 2010 14:44:28 -0400 From: "Rafael J. Wysocki" To: "M. Vefa Bicakci" Subject: Re: Important news regarding the two different patches Date: Mon, 6 Sep 2010 20:43:37 +0200 User-Agent: KMail/1.13.5 (Linux/2.6.36-rc3-rjw+; KDE/4.4.4; x86_64; ; ) Cc: KOSAKI Motohiro , Linux Kernel Mailing List , linux-pm@lists.linux-foundation.org, Minchan Kim References: <20100903105216.B65C.A69D9226@jp.fujitsu.com> <20100906090528.C8A9.A69D9226@jp.fujitsu.com> <4C84D02A.7070508@superonline.com> In-Reply-To: <4C84D02A.7070508@superonline.com> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201009062043.37819.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Monday, September 06, 2010, M. Vefa Bicakci wrote: > On 05/09/10 10:08 PM, KOSAKI Motohiro wrote: > >>> ok, thanks. probably I've catched your point. please feel free to use my reviewed-by > >>> for your fix. > >> > >> Thanks. > >> > >> In the meantime, though, I prepared a patch that should address the issue > >> entirely. The patch is appended and if it looks good to you, I'd rather use it > >> instead of the previous one (it is still untested). > > > > Yeah, this one looks nicer to me :) > > > > Thanks, rafael! > > Dear Rafael Wysocki, Kosaki Motohiro and Minchan Kim, > > Upon Kosaki Motohiro's kind request via an off-list e-mail, > I tested the following two patches separately with a vanilla > 2.6.35.4 kernel: > > Patch 1: > http://lkml.org/lkml/2010/9/5/86 > > Patch 2: > http://kerneltrap.org/mailarchive/linux-kernel/2010/9/4/4615426 > > The first of these was prepared by Minchan Kim, and it fixes > the issue; i.e. no hangs during hibernation with a full tmpfs. We've already agreed that this patch should be applied. > However, the second patch, prepared by Rafael Wysocki, does *not* > fix the problem. I still experience hangs with a full tmpfs upon > hibernation. So we still manage to trigger OOM with this approach. > As always, I am willing to test newer patches and help in debugging > this issue. What happens if you apply them both at the same time? Thanks, Rafael