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From: Matt Zimmerman <mdz@debian.org>
To: user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] Has anyone ever considered a COW patch for loop.c
Date: Mon, 27 Oct 2003 19:13:16 -0500	[thread overview]
Message-ID: <20031028001316.GT6350@dijkstra.csh.rit.edu> (raw)
In-Reply-To: <3F9DA82B.7020808@easyco.com>

On Mon, Oct 27, 2003 at 03:20:11PM -0800, Doug Dumitru wrote:

> It would be really intersting to do a cow format compatible patch for 
> loop.c so that the standard loopback device could mount cow file pairs.
> 
> Has anyone considered/started on this.  If not, I might give it a hack.

As I've said before, I think the way to go would be to teach device-mapper
about the COW on-disk metadata format, and treat it as a snapshot.

-- 
 - mdz


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      reply	other threads:[~2003-10-28  0:13 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-10-27 23:20 [uml-devel] Has anyone ever considered a COW patch for loop.c Doug Dumitru
2003-10-28  0:13 ` Matt Zimmerman [this message]

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