From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ee0-f47.google.com (mail-ee0-f47.google.com [74.125.83.47]) by kanga.kvack.org (Postfix) with ESMTP id 9BE2F6B0031 for ; Thu, 16 Jan 2014 04:32:28 -0500 (EST) Received: by mail-ee0-f47.google.com with SMTP id d49so623836eek.20 for ; Thu, 16 Jan 2014 01:32:23 -0800 (PST) Received: from mx2.suse.de (cantor2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id h45si13456868eeo.46.2014.01.16.01.32.22 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Thu, 16 Jan 2014 01:32:22 -0800 (PST) Date: Thu, 16 Jan 2014 10:32:20 +0100 From: Michal Hocko Subject: Re: [patch 1/2] mm, memcg: avoid oom notification when current needs access to memory reserves Message-ID: <20140116093220.GC28157@dhcp22.suse.cz> References: <20140107162503.f751e880410f61a109cdcc2b@linux-foundation.org> <20140109144757.e95616b4280c049b22743a15@linux-foundation.org> <20140109161246.57ea590f00ea5b61fdbf5f11@linux-foundation.org> <20140110221432.GD6963@cmpxchg.org> <20140115143449.GN8782@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: David Rientjes Cc: Johannes Weiner , Andrew Morton , KAMEZAWA Hiroyuki , linux-kernel@vger.kernel.org, linux-mm@kvack.org, cgroups@vger.kernel.org, "Eric W. Biederman" On Wed 15-01-14 13:23:10, David Rientjes wrote: > On Wed, 15 Jan 2014, Michal Hocko wrote: [...] > > Which depends on yours only to revert your part. I plan to repost it but > > that still doesn't mean it will get merged because Johannes still has > > some argumnets against. I would like to start the discussion again > > because now we are so deep in circles that it is hard to come up with a > > reasonable outcome. It is still hard to e.g. agree on an actual fix > > for a real problem https://lkml.org/lkml/2013/12/12/129. > > > > This is concerning because it's merged in -mm without being tested by Eric > and is marked for stable while violating the stable kernel rules criteria. Are you questioning the patch fixes the described issue? Please note that the exit_robust_list and PF_EXITING as a culprit has been identified by Eric. Of course I would prefer if it was tested by anybody who can reproduce it. -- Michal Hocko SUSE Labs -- 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