linux-kernel - Re: [Devel] Re: [PATCH 0/9] OpenVZ kernel based checkpointing/restart

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Date:	Thu, 04 Sep 2008 15:55:26 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	Andrey Mirkin <major@...nvz.org>
Cc:	devel@...nvz.org, containers@...ts.linux-foundation.org,
	Cedric Le Goater <clg@...ibm.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [Devel] Re: [PATCH 0/9] OpenVZ kernel based
	checkpointing/restart

On Wed, 2008-09-03 at 17:59 +0400, Andrey Mirkin wrote:
> > The first issues I see with this direction are some EXPORT_SYMBOL() that
> > would be useless without a module.
> 
> Checkpoint/restart functionality is implemented as a kernel module to provide 
> more flexibility during development process - you can easily unload module, 
> fix what you need and load module again, you do not need to reboot you server 
> in this case. We have discussed this question during Container's mini summit 
> on OLS-2008 and we have found out that it will be convenient to have such an 
> ability.

It would probably be best to separate out the bits that are needed to
make this feature build as a module.  Since, as you say, this is only
useful during development, we'll have to rip these bits out eventually
to get it merged.  Might as well do that from the start.  

-- Dave

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