linux-kernel - Re: Checkpoint/restart (was Re: [PATCH 0/4] - v2

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Message-Id: <1215716794.9398.41.camel@nimitz>
Date:	Thu, 10 Jul 2008 12:06:34 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	"Serge E. Hallyn" <serue@...ibm.com>,
	Oren Laadan <orenl@...columbia.edu>,
	Kirill Korotaev <dev@...allels.com>,
	containers@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org, Nadia.Derbey@...l.net,
	Andrew Morton <akpm@...ux-foundation.org>,
	nick@...k-andrew.net, Alexey Dobriyan <adobriyan@...il.com>
Subject: Re: Checkpoint/restart (was Re: [PATCH 0/4] - v2 - Object creation
	with a specified id)

On Thu, 2008-07-10 at 11:55 -0700, Eric W. Biederman wrote:
> 
> > If we do checkpoint-as-a-coredump, then we need userspace to coordinate
> > a kernel-generated coredump with a user-generated (?) swapfile snapshot.
> > But I guess we figure that out later.
> 
> Well it is a matter of which VMAs you dump.  For things that are file backed
> you need to dump them.

Are we talking about the VMA itself, or the memory backing the VMA?

-- Dave

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