From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757350AbaFUBEM (ORCPT ); Fri, 20 Jun 2014 21:04:12 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:33048 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752300AbaFUBEK (ORCPT ); Fri, 20 Jun 2014 21:04:10 -0400 Message-ID: <53A4D9F6.6090504@oracle.com> Date: Fri, 20 Jun 2014 21:03:50 -0400 From: Sasha Levin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Andrew Morton CC: Johannes Weiner , Michal Hocko , Hugh Dickins , Tejun Heo , Vladimir Davydov , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [patch 13/13] mm: memcontrol: rewrite uncharge API References: <1403124045-24361-1-git-send-email-hannes@cmpxchg.org> <1403124045-24361-14-git-send-email-hannes@cmpxchg.org> <53A4D323.5080808@oracle.com> <20140620175648.666cae72.akpm@linux-foundation.org> In-Reply-To: <20140620175648.666cae72.akpm@linux-foundation.org> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Source-IP: ucsinet21.oracle.com [156.151.31.93] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/20/2014 08:56 PM, Andrew Morton wrote: > On Fri, 20 Jun 2014 20:34:43 -0400 Sasha Levin wrote: > >> I'm seeing the following when booting a VM, bisection pointed me to this >> patch. >> >> [ 32.830823] BUG: using __this_cpu_add() in preemptible [00000000] code: mkdir/8677 > > Thanks. This one was fixed earlier today. Thank Andrew. My first bisection attempt went sideways and ended up pointing at "fs/mpage.c: forgotten WRITE_SYNC in case of data integrity write" for some reason. My attempt to understand what data integrity has to do cgroups was unfruitful :( Thanks, Sasha