From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752862AbbBKFGC (ORCPT ); Wed, 11 Feb 2015 00:06:02 -0500 Received: from out01.mta.xmission.com ([166.70.13.231]:43009 "EHLO out01.mta.xmission.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751463AbbBKFF7 (ORCPT ); Wed, 11 Feb 2015 00:05:59 -0500 From: ebiederm@xmission.com (Eric W. Biederman) To: "Serge E. Hallyn" Cc: Tejun Heo , Richard Weinberger , Linux API , Linux Containers , Serge Hallyn , "linux-kernel\@vger.kernel.org" , Andy Lutomirski , cgroups mailinglist , Ingo Molnar References: <20150107193059.GA1857@mail.hallyn.com> <87bnma6xwv.fsf@x220.int.ebiederm.org> <20150107224430.GA28414@htj.dyndns.org> <878uhe42km.fsf@x220.int.ebiederm.org> <20150107230615.GA28630@htj.dyndns.org> <87fvbm2nni.fsf@x220.int.ebiederm.org> <87y4peyxw5.fsf@x220.int.ebiederm.org> <20150107233553.GC28630@htj.dyndns.org> <20150211034616.GA25022@mail.hallyn.com> <20150211040957.GC21356@htj.duckdns.org> <20150211042942.GA27931@mail.hallyn.com> Date: Tue, 10 Feb 2015 23:02:40 -0600 In-Reply-To: <20150211042942.GA27931@mail.hallyn.com> (Serge E. Hallyn's message of "Wed, 11 Feb 2015 05:29:42 +0100") Message-ID: <87oap1qbv3.fsf@x220.int.ebiederm.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-XM-AID: U2FsdGVkX1/XE1yxxMfRve7/g0jsrzR5eX93fMP+cVs= X-SA-Exim-Connect-IP: 70.59.163.10 X-SA-Exim-Mail-From: ebiederm@xmission.com X-Spam-Report: * -1.0 ALL_TRUSTED Passed through trusted hosts only via SMTP * 0.7 XMSubLong Long Subject * 0.0 TVD_RCVD_IP Message was received from an IP address * 0.0 T_TM2_M_HEADER_IN_MSG BODY: No description available. * 0.8 BAYES_50 BODY: Bayes spam probability is 40 to 60% * [score: 0.4928] * -0.0 DCC_CHECK_NEGATIVE Not listed in DCC * [sa06 1397; Body=1 Fuz1=1 Fuz2=1] * 0.5 XM_Body_Dirty_Words Contains a dirty word X-Spam-DCC: XMission; sa06 1397; Body=1 Fuz1=1 Fuz2=1 X-Spam-Combo: *;"Serge E. Hallyn" X-Spam-Relay-Country: X-Spam-Timing: total 232 ms - load_scoreonly_sql: 0.04 (0.0%), signal_user_changed: 3.7 (1.6%), b_tie_ro: 2.5 (1.1%), parse: 0.92 (0.4%), extract_message_metadata: 2.3 (1.0%), get_uri_detail_list: 0.44 (0.2%), tests_pri_-1000: 3.5 (1.5%), tests_pri_-950: 1.23 (0.5%), tests_pri_-900: 1.07 (0.5%), tests_pri_-400: 15 (6.5%), check_bayes: 14 (6.1%), b_tokenize: 3.9 (1.7%), b_tok_get_all: 4.4 (1.9%), b_comp_prob: 1.31 (0.6%), b_tok_touch_all: 2.4 (1.0%), b_finish: 0.65 (0.3%), tests_pri_0: 184 (79.5%), tests_pri_500: 8 (3.3%), rewrite_mail: 0.00 (0.0%) Subject: Re: [PATCHv3 8/8] cgroup: Add documentation for cgroup namespaces X-Spam-Flag: No X-SA-Exim-Version: 4.2.1 (built Wed, 24 Sep 2014 11:00:52 -0600) X-SA-Exim-Scanned: Yes (on in02.mta.xmission.com) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org A slightly off topic comment, for where this thread has gone but relevant if we are talking about cgroup namespaces. If don't implement compatibility with existing userspace, they get a nack. A backwards-incompatible change should figure out how to remove the need for any namespaces. Because that is what namespaces are about backwards compatibility. Eric