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Re: [Qemu-devel] [PATCH v5] block:add-cow file format

From: Marcelo Tosatti
Subject: Re: [Qemu-devel] [PATCH v5] block:add-cow file format
Date: Tue, 6 Dec 2011 14:40:24 -0200
User-agent: Mutt/1.5.21 (2010-09-15)

On Tue, Dec 06, 2011 at 02:35:03PM -0200, Marcelo Tosatti wrote:
> > Right, we can probably generalise the qcow2 code and make it available
> > for other drivers as well.
> Hum, generalising sounds overly complicated (and there is a time
> constraint to this). IMHO a cache internal to add-cow.c just to avoid
> reading the entire bitmap would do the trick. 

(and writes must go through the cache too, of course).

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