Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757473Ab3CTShd (ORCPT ); Wed, 20 Mar 2013 14:37:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:11095 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751873Ab3CTShb (ORCPT ); Wed, 20 Mar 2013 14:37:31 -0400 Date: Wed, 20 Mar 2013 19:35:23 +0100 From: Oleg Nesterov To: Tejun Heo Cc: Li Zefan , Dave Jones , Linux Kernel , Alexander Viro , cgroups@vger.kernel.org Subject: Re: [PATCH cgroup/for-3.10] cgroup: make cgroup_mutex outer to threadgroup_lock Message-ID: <20130320183523.GA29365@redhat.com> References: <20130307180139.GD29601@htj.dyndns.org> <20130307180332.GE29601@htj.dyndns.org> <20130307191242.GA18265@redhat.com> <20130307193820.GB3209@htj.dyndns.org> <513A9A67.60909@huawei.com> <20130309032936.GT14556@mtj.dyndns.org> <513AE918.7020704@huawei.com> <20130319220246.GR3042@htj.dyndns.org> <514909A0.4030808@huawei.com> <20130320150351.GW3042@htj.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130320150351.GW3042@htj.dyndns.org> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 545 Lines: 17 On 03/20, Tejun Heo wrote: > > So, let's leave the locking in cgroup alone. I like > cgroup_mutex to be the outer one. OK... but sorry, I am a bit confused. then we need "do not abuse ->cred_guard_mutex in threadgroup_lock()" acked by you and Li. Please let me know if I should resend it. Oleg. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/