From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751887Ab0IQEqF (ORCPT ); Fri, 17 Sep 2010 00:46:05 -0400 Received: from mailout-de.gmx.net ([213.165.64.22]:9666 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with SMTP id S1750860Ab0IQEqE (ORCPT ); Fri, 17 Sep 2010 00:46:04 -0400 X-Authenticated: #14349625 X-Provags-ID: V01U2FsdGVkX1/r5dp2vD7roY52y+hgSWDG+BUz2kK+KbIgcBZSNM pVyX/+29n6bGJc Subject: Re: 2.6.32.y stable kernel regression with taskset From: Mike Galbraith To: Yinghai Lu Cc: Greg KH , Ingo Molnar , Peter Zijlstra , "linux-kernel@vger.kernel.org" , John Wright In-Reply-To: <4C92719E.5070103@oracle.com> References: <4C9114A6.6040500@oracle.com> <1284608712.7403.10.camel@marge.simson.net> <20100916144216.GA4794@suse.de> <4C92719E.5070103@oracle.com> Content-Type: text/plain Date: Fri, 17 Sep 2010 06:46:06 +0200 Message-Id: <1284698766.8721.32.camel@marge.simson.net> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1.1 Content-Transfer-Encoding: 7bit X-Y-GMX-Trusted: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2010-09-16 at 12:35 -0700, Yinghai Lu wrote: > On 09/16/2010 07:42 AM, Greg KH wrote: > > On Thu, Sep 16, 2010 at 05:45:12AM +0200, Mike Galbraith wrote: > >>> git bisect report: > >>> > >>> c6fc81afa2d7ef2f775e48672693d8a0a8a7325d is the first bad commit > >>> commit c6fc81afa2d7ef2f775e48672693d8a0a8a7325d > >>> Author: John Wright > >>> Date: Tue Apr 13 16:55:37 2010 -0600 > >>> > >>> sched: Fix a race between ttwu() and migrate_task() > >> > >> Known issue. There's a sched series for 32-stable in the pipeline. > > > > Yes, sorry, I'm working my way through to them, hope to have them > > finished and applied soon. > > > > why not just revert that patch? Because it exists. If revert would fix the problem, neither the commit in question nor the upstream commit it mentions would exist. -Mike