From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f46.google.com (mail-wm0-f46.google.com [74.125.82.46]) by kanga.kvack.org (Postfix) with ESMTP id 0628B828E2 for ; Thu, 18 Feb 2016 07:13:36 -0500 (EST) Received: by mail-wm0-f46.google.com with SMTP id b205so22039231wmb.1 for ; Thu, 18 Feb 2016 04:13:35 -0800 (PST) Received: from mail-wm0-f52.google.com (mail-wm0-f52.google.com. [74.125.82.52]) by mx.google.com with ESMTPS id ev16si9886646wjd.112.2016.02.18.04.13.34 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 18 Feb 2016 04:13:35 -0800 (PST) Received: by mail-wm0-f52.google.com with SMTP id c200so23909760wme.0 for ; Thu, 18 Feb 2016 04:13:34 -0800 (PST) Date: Thu, 18 Feb 2016 13:13:33 +0100 From: Michal Hocko Subject: Re: [PATCH v2] mm,oom: exclude oom_task_origin processes if they are OOM-unkillable. Message-ID: <20160218121333.GD18149@dhcp22.suse.cz> References: <1455719460-7690-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> <20160218080909.GA18149@dhcp22.suse.cz> <201602181930.HIH09321.SFVFOQLHOFMJOt@I-love.SAKURA.ne.jp> <20160218120849.GC18149@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160218120849.GC18149@dhcp22.suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Tetsuo Handa Cc: rientjes@google.com, akpm@linux-foundation.org, mgorman@suse.de, oleg@redhat.com, torvalds@linux-foundation.org, hughd@google.com, andrea@kernel.org, riel@redhat.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org On Thu 18-02-16 13:08:49, Michal Hocko wrote: > I guess we can safely remove the memcg > argument from oom_badness and oom_unkillable_task. At least from a quick > glance... No we cannot actually. oom_kill_process could select a child which is in a different memcg in that case... -- 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