From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 14 Apr 2008 00:48:22 -0700 From: Andrew Morton Subject: Re: [PATCH] memcg: fix oops in oom handling Message-Id: <20080414004822.cd1c5498.akpm@linux-foundation.org> In-Reply-To: <20080414162404.b5340fe9.kamezawa.hiroyu@jp.fujitsu.com> References: <4802FF10.6030905@cn.fujitsu.com> <20080414162404.b5340fe9.kamezawa.hiroyu@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: Li Zefan , Balbir Singh , Pavel Emelianov , Paul Menage , LKML , "linux-mm@kvack.org" List-ID: On Mon, 14 Apr 2008 16:24:04 +0900 KAMEZAWA Hiroyuki wrote: > On Mon, 14 Apr 2008 14:52:00 +0800 > Li Zefan wrote: > > It's reproducable in a x86_64 box, but doesn't happen in x86_32. > > > > This is because tsk->sighand is not guarded by RCU, so we have to > > hold tasklist_lock, just as what out_of_memory() does. > > > > Signed-off-by: Li Zefan > > Andrew, fast-path for 2.6.25 is still not-closed ? If it was closed, there'd be no point in having rc9 ;) > I think this patch is worth > to be merged as bugfix to 2.6.25 if enough acks. Yes, it's in my for-2.6.25 queue: mmc-fix-platform-driver-hotplug-coldplug.patch rtc-fix-the-error-in-the-function-of-cmos_set_alarm.patch leds-fix-platform-driver-hotplug-coldplug.patch fbdev-fix-proc-fb-oops-after-module-removal.patch fix-sys_unsharesem_undo-add-support-for-clone_sysvsem.patch fix-sys_unsharesem_undo-add-support-for-clone_sysvsem-cleanup.patch fix-sys_unsharesem_undo-perform-an-implicit-clone_sysvsem-in-clone_newipc.patch misc-fix-platform-driver-hotplug-coldplug.patch pcmcia-fix-platform-driver-hotplug-coldplug.patch serial-fix-platform-driver-hotplug-coldplug.patch memcg-fix-oops-in-oom-handling.patch -- 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