From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752711AbcEBDG6 (ORCPT ); Sun, 1 May 2016 23:06:58 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:34949 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751541AbcEBDGw (ORCPT ); Sun, 1 May 2016 23:06:52 -0400 Date: Sun, 1 May 2016 20:06:50 -0700 From: Greg Kroah-Hartman To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@kernel.org, tj@kernel.org, hpa@zytor.com, k@rhe.jp, niklas.cassel@axis.com, torvalds@linux-foundation.org, linux-tip-commits@vger.kernel.org, mjg59@coreos.com Subject: Re: [tip:sched/urgent] sched/cgroup: Fix/cleanup cgroup teardown/init Message-ID: <20160502030650.GA10749@kroah.com> References: <20160316152245.GY6344@twins.programming.kicks-ass.net> <20160428184032.GT3408@twins.programming.kicks-ass.net> <20160428185137.GA9630@kroah.com> <20160428213609.GU3408@twins.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160428213609.GU3408@twins.programming.kicks-ass.net> User-Agent: Mutt/1.6.0 (2016-04-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 28, 2016 at 11:36:09PM +0200, Peter Zijlstra wrote: > On Thu, Apr 28, 2016 at 11:51:37AM -0700, Greg Kroah-Hartman wrote: > > On Thu, Apr 28, 2016 at 08:40:32PM +0200, Peter Zijlstra wrote: > > > > > > Greg, > > > > > > It looks like the below patch missed 4.5 and I'm starting to get bug > > > reports that look very much like this issue, could we get this patch > > > lifted into 4.5-stable? > > > > Sure, also added to 4.4-stable as that is where the bug for this was > > fixed, according to the commit message. > > I think this patch relies on the following two cgroup patches: > > 8bb5ef79bc0f ("cgroup: make sure a parent css isn't freed before its children") This was missing. > aa226ff4a1ce ("cgroup: make sure a parent css isn't offlined before its children") This was already in 4.4-stable, thanks for letting me know. greg k-h