Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755548Ab0KSQUQ (ORCPT ); Fri, 19 Nov 2010 11:20:16 -0500 Received: from hera.kernel.org ([140.211.167.34]:53577 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755155Ab0KSQUP (ORCPT ); Fri, 19 Nov 2010 11:20:15 -0500 Message-ID: <4CE6A397.6010105@kernel.org> Date: Fri, 19 Nov 2010 17:19:35 +0100 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.12) Gecko/20101027 Lightning/1.0b2 Thunderbird/3.1.6 MIME-Version: 1.0 To: Alexey Dobriyan CC: Kirill Korotaev , Serge Hallyn , Kapil Arya , Gene Cooperman , "linux-kernel@vger.kernel.org" , Pavel Emelianov , "Eric W. Biederman" , Linux Containers Subject: Re: [Ksummit-2010-discuss] checkpoint-restart: naked patch References: <20101104164401.GC10656@sundance.ccs.neu.edu> <4CD3CE29.2010105@kernel.org> <20101106053204.GB12449@count0.beaverton.ibm.com> <20101106204008.GA31077@sundance.ccs.neu.edu> <4CD5D99A.8000402@cs.columbia.edu> <20101107184927.GF31077@sundance.ccs.neu.edu> <4CD72150.9070705@cs.columbia.edu> <4CE3C334.9080401@kernel.org> <20101117153902.GA1155@hallyn.com> <4CE3F8D1.10003@kernel.org> <20101119041045.GC24031@hallyn.com> <4CE683E1.6010500@kernel.org> <04F4899E-B5C7-4BAF-8F2F-05D507A91408@parallels.com> <4CE698C5.5060806@kernel.org> <4CE6A076.2020807@kernel.org> In-Reply-To: X-Enigmail-Version: 1.1.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Fri, 19 Nov 2010 16:19:37 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1050 Lines: 29 On 11/19/2010 05:16 PM, Alexey Dobriyan wrote: > On Fri, Nov 19, 2010 at 6:06 PM, Tejun Heo wrote: >>>>> - setting different statistics counters (like netdev stats etc.) >>>>> and so on... >>>> >>>> Why would this matter? >>> >>> Because you'll introduce million stupid interfaces not interesting to >>> anyone but C/R. >> >> In this thread, how many have you guys come up with? Not even a dozen >> and most can be sovled almost trivially. Seriously, what the hell.. > > I do not count them. > > The paragon of absurdity is struct task_struct::did_exec . Yeah, then go and figure how to do that in a way which would be useful for other purposes too instead of trying to shove the whole checkpointer inside the kernel. It sure would be harder but hey that's the way it is. -- 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/