From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752097AbcAERik (ORCPT ); Tue, 5 Jan 2016 12:38:40 -0500 Received: from mail-wm0-f46.google.com ([74.125.82.46]:35079 "EHLO mail-wm0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751667AbcAERii (ORCPT ); Tue, 5 Jan 2016 12:38:38 -0500 Date: Tue, 5 Jan 2016 18:38:35 +0100 From: Michal Hocko To: Tetsuo Handa Cc: akpm@linux-foundation.org, mgorman@suse.de, rientjes@google.com, torvalds@linux-foundation.org, oleg@redhat.com, hughd@google.com, andrea@kernel.org, riel@redhat.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [RFC][PATCH] sysrq: ensure manual invocation of the OOM killer under OOM livelock Message-ID: <20160105173835.GA23326@dhcp22.suse.cz> References: <201512301533.JDJ18237.QOFOMVSFtHOJLF@I-love.SAKURA.ne.jp> <20160105162246.GH15324@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160105162246.GH15324@dhcp22.suse.cz> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 05-01-16 17:22:46, Michal Hocko wrote: > I guess this is not only sysrq+f > specific though. What about emergency reboot or manual crash invocation? I am a fool. For some reason I thought that em. reboot and the crash invocation rely on the WQ as well. They are not though. So scratch this and sorry about the confusion. -- Michal Hocko SUSE Labs