From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f52.google.com (mail-wm0-f52.google.com [74.125.82.52]) by kanga.kvack.org (Postfix) with ESMTP id 2B6CB6B0005 for ; Thu, 17 Mar 2016 09:23:38 -0400 (EDT) Received: by mail-wm0-f52.google.com with SMTP id l68so117039213wml.1 for ; Thu, 17 Mar 2016 06:23:38 -0700 (PDT) Received: from mail-wm0-f66.google.com (mail-wm0-f66.google.com. [74.125.82.66]) by mx.google.com with ESMTPS id br5si10227072wjb.69.2016.03.17.06.23.37 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 17 Mar 2016 06:23:37 -0700 (PDT) Received: by mail-wm0-f66.google.com with SMTP id x188so6740742wmg.0 for ; Thu, 17 Mar 2016 06:23:37 -0700 (PDT) Date: Thu, 17 Mar 2016 14:23:35 +0100 From: Michal Hocko Subject: Re: [PATCH 6/5] oom, oom_reaper: disable oom_reaper for oom_kill_allocating_task Message-ID: <20160317132335.GF26017@dhcp22.suse.cz> References: <20160315114300.GC6108@dhcp22.suse.cz> <20160315115001.GE6108@dhcp22.suse.cz> <201603162016.EBJ05275.VHMFSOLJOFQtOF@I-love.SAKURA.ne.jp> <201603171949.FHE57319.SMFFtJOHOVOFLQ@I-love.SAKURA.ne.jp> <20160317121751.GE26017@dhcp22.suse.cz> <201603172200.CIE52148.QOVSOHJFMLOFtF@I-love.SAKURA.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201603172200.CIE52148.QOVSOHJFMLOFtF@I-love.SAKURA.ne.jp> Sender: owner-linux-mm@kvack.org List-ID: To: Tetsuo Handa Cc: linux-mm@kvack.org On Thu 17-03-16 22:00:34, Tetsuo Handa wrote: [...] > If you worry about too much work for a single RCU, you can do like > what kmallocwd does. kmallocwd adds a marker to task_struct so that > kmallocwd can reliably resume reporting. It is you who is trying to add a different debugging output so you should better make sure you won't swamp the user by something that might be not helpful after all by _default_. I would care much less if this was hidden by the debugging option like the current debug_show_all_locks. -- 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