From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932146Ab1KDC4F (ORCPT ); Thu, 3 Nov 2011 22:56:05 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:54582 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S932073Ab1KDC4B (ORCPT ); Thu, 3 Nov 2011 22:56:01 -0400 Message-ID: <4EB3549D.5090404@cn.fujitsu.com> Date: Fri, 04 Nov 2011 10:57:33 +0800 From: Li Zefan User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.9) Gecko/20100921 Fedora/3.1.4-1.fc14 Thunderbird/3.1.4 MIME-Version: 1.0 To: Frederic Weisbecker CC: Andrew Morton , Tim Hockin , LKML , Paul Menage , Johannes Weiner , Aditya Kali , Oleg Nesterov , Kay Sievers , Tejun Heo , "Kirill A. Shutemov" , Containers Subject: Re: [PATCH 00/10] cgroups: Task counter subsystem v6 References: <1317668832-10784-1-git-send-email-fweisbec@gmail.com> <20111004150111.e9337268.akpm00@gmail.com> <20111028163021.1ce61f8a.akpm@linux-foundation.org> <20111103170038.GG8198@somewhere.redhat.com> In-Reply-To: <20111103170038.GG8198@somewhere.redhat.com> X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-11-04 10:55:54, Serialize by Router on mailserver/fnst(Release 8.5.1FP4|July 25, 2010) at 2011-11-04 10:55:58, Serialize complete at 2011-11-04 10:55:58 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>> There may be other ways to cobble this sort of safety together, but >>> they are less appealing for various reasons. cgroups are how we >>> control groups of related pids. >>> >>> I'd really love to be able to use this. >> >> Has it been confirmed that this implementation actually solves the >> problem? ie: tested a bit? >> >> btw, Frederic told me that this version of the patchset had some >> serious problem so it's on hold pending an upgrade, regardless of other >> matters. > > Yep. The particular issue is https://lkml.org/lkml/2011/10/13/532 > > Li Zefan proposed a fix (https://lkml.org/lkml/2011/10/17/26) which I'm > currently reworking. > We really need to coordinate cgroup patches. I mean, the patchset+fix conflict with Tejun's work, and the conflict is not trivial. > But then I'd love it if you can test this subsystem to see if it really matches > your needs, Tim. >