From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f69.google.com (mail-wm0-f69.google.com [74.125.82.69]) by kanga.kvack.org (Postfix) with ESMTP id 873876B0038 for ; Mon, 25 Sep 2017 10:30:56 -0400 (EDT) Received: by mail-wm0-f69.google.com with SMTP id r136so8805674wmf.4 for ; Mon, 25 Sep 2017 07:30:56 -0700 (PDT) Received: from mx1.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id i2si942915edi.295.2017.09.25.07.30.54 for (version=TLS1 cipher=AES128-SHA bits=128/128); Mon, 25 Sep 2017 07:30:54 -0700 (PDT) Date: Mon, 25 Sep 2017 16:30:52 +0200 From: Michal Hocko Subject: Re: [PATCH] [PATCH v3] mm, oom: task_will_free_mem(current) should ignore MMF_OOM_SKIP for once. Message-ID: <20170925143052.a57bqoiw6yuckwee@dhcp22.suse.cz> References: <1506070646-4549-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1506070646-4549-1-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp> Sender: owner-linux-mm@kvack.org List-ID: To: Tetsuo Handa Cc: akpm@linux-foundation.org, linux-mm@kvack.org, David Rientjes , Manish Jaggi , Oleg Nesterov , Vladimir Davydov On Fri 22-09-17 17:57:26, Tetsuo Handa wrote: [...] > Michal Hocko has nacked this patch [3], and he suggested an alternative > patch [4]. But he himself is not ready to clarify all the concerns with > the alternative patch [5]. In addition to that, nobody is interested in > either patch; we can not make progress here. Let's choose this patch for > now, for this patch has smaller impact than the alternative patch. My Nack stands and it is really annoying you are sending a patch for inclusion regardless of that fact. An alternative approach has been proposed and the mere fact that I do not have time to pursue this direction is not reason to go with a incomplete solution. This is not an issue many people would be facing to scream for a quick and dirty workarounds AFAIK (there have been 0 reports from non-artificial workloads). > [1] http://lkml.kernel.org/r/e6c83a26-1d59-4afd-55cf-04e58bdde188@caviumnetworks.com > [2] http://lkml.kernel.org/r/201708090835.ICI69305.VFFOLMHOStJOQF@I-love.SAKURA.ne.jp > [3] http://lkml.kernel.org/r/20170821084307.GB25956@dhcp22.suse.cz > [4] http://lkml.kernel.org/r/1503577106-9196-2-git-send-email-penguin-kernel@I-love.SAKURA.ne.jp > [5] http://lkml.kernel.org/r/20170918064353.v35prpp6bkkbgqr6@dhcp22.suse.cz > > Fixes: 696453e66630ad45 ("mm, oom: task_will_free_mem should skip oom_reaped tasks") > Reported-by: Manish Jaggi > Signed-off-by: Tetsuo Handa > Cc: Michal Hocko > Cc: Oleg Nesterov > Cc: Vladimir Davydov > Cc: David Rientjes -- 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