From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tejun Heo <tj@kernel.org>
Subject: Re: [Ksummit-2010-discuss] checkpoint-restart: naked patch
Date: Fri, 19 Nov 2010 17:19:35 +0100
Message-ID: <4CE6A397.6010105@kernel.org>
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>	<AANLkTikRHuaCpaROtty6X_Oe6JixzgcbVsxHxvtsu+UV@mail.gmail.com>	<4CE6A076.2020807@kernel.org> <AANLkTikz++4_SvqU_Wvx5CjcpKJhPsD7q470swdqwn94@mail.gmail.com>
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To: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Kirill Korotaev <dev@parallels.com>, Serge Hallyn <serge.hallyn@canonical.com>, Kapil Arya <kapil@ccs.neu.edu>, Gene Cooperman <gene@ccs.neu.edu>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Pavel Emelianov <xemul@parallels.com>, "Eric W. Biederman" <ebiederm@xmission.com>, Linux Containers <containers@lists.osdl.org>
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On 11/19/2010 05:16 PM, Alexey Dobriyan wrote:
> On Fri, Nov 19, 2010 at 6:06 PM, Tejun Heo <tj@kernel.org> 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