Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932656AbbDOQS1 (ORCPT ); Wed, 15 Apr 2015 12:18:27 -0400 Received: from mail-vn0-f41.google.com ([209.85.216.41]:35546 "EHLO mail-vn0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756065AbbDOQSP (ORCPT ); Wed, 15 Apr 2015 12:18:15 -0400 Date: Wed, 15 Apr 2015 12:18:11 -0400 From: Tejun Heo To: "Serge E. Hallyn" Cc: Peter Zijlstra , Preeti U Murthy , svaidy@linux.vnet.ibm.com, nacc@linux.vnet.ibm.com, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, lizefan@huawei.com, anton@samba.org, bharata@linux.vnet.ibm.com, cgroups@vger.kernel.org, paulmck@linux.vnet.ibm.com, mingo@kernel.org Subject: Re: [PATCH V2] cpuset: Add knob to make allowed masks hotplug invariant on legacy hierarchy Message-ID: <20150415161811.GD30337@htj.duckdns.org> References: <20150411083537.GR27490@worktop.programming.kicks-ass.net> <20150413070117.GX24151@twins.programming.kicks-ass.net> <552BB3A5.9060905@linux.vnet.ibm.com> <20150413144311.GF5029@twins.programming.kicks-ass.net> <552E4E41.3030008@linux.vnet.ibm.com> <20150415150302.GA25089@mail.hallyn.com> <20150415151926.GS23123@twins.programming.kicks-ass.net> <20150415153035.GA25390@mail.hallyn.com> <20150415154802.GB30337@htj.duckdns.org> <20150415161534.GA25776@mail.hallyn.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150415161534.GA25776@mail.hallyn.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 679 Lines: 18 On Wed, Apr 15, 2015 at 11:15:35AM -0500, Serge E. Hallyn wrote: > The reason would be because it breaks "legacy" software. So that > would only matter if Preeti needs to run such software. Sure, I get that argument but this is changing how the contorller behaves in a major way. There are specifics which may make this particular case more justifiable but overall the combination of arguments is pretty weird. Thanks. -- tejun -- 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/