From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752155AbcGRQTY (ORCPT ); Mon, 18 Jul 2016 12:19:24 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:42424 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751547AbcGRQSa (ORCPT ); Mon, 18 Jul 2016 12:18:30 -0400 Date: Mon, 18 Jul 2016 12:18:05 -0400 From: Konrad Rzeszutek Wilk To: "Odzioba, Lukasz" , ian.jackson@citrix.com Cc: "linux-kernel@vger.kernel.org" , "xen-devel@lists.xensource.com" , "boris.ostrovsky@oracle.com" , "david.vrabel@citrix.com" , "stable@vger.kernel.org" , "akpm@linux-foundation.org" Subject: Re: Revert c5ad33184354260be6d05de57e46a5498692f6d6 "mm/swap.c: flush lru pvecs on compound page arrival" from stable tree? Was:[osstest-admin@xenproject.org: [Xen-devel] [linux-4.1 bisection] complete test-amd64-i386-qemut-rhel6hvm-amd] Message-ID: <20160718161805.GA18050@char.us.oracle.com> References: <20160718153046.GA26126@char.us.oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) X-Source-IP: aserv0022.oracle.com [141.146.126.234] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 18, 2016 at 03:48:03PM +0000, Odzioba, Lukasz wrote: > On Monday, July 18, 2016 5:31 PM, Konrad Rzeszutek Wilk wrote: > > We found that your patch in the automated Xen test-case ends up > > OOMing the box when trying to install guests. This worked prior > > to your patch. > > > > See serial log: > > http://logs.test-lab.xenproject.org/osstest/logs/97597/test-amd64-i386-qemut-rhel6hvm-amd/serial-pinot0.log > > > > Would it be OK to revert this patch from the stable trees? > > I think it is ok to revert that, but the source of a problem may be somewhere else. > Is it the only problem with this patch, you see? I believe so. > By stable trees do you mean just 4.1 or all stable trees? We have only tested 3.18 and 4.1. It may be that other stable trees are affected. > > Thanks, > Lukas