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RE: [Xen-users] GPL PV TAP cow incompatible?

To: "Fajar A. Nugraha" <fajar@xxxxxxxxx>, Martin Kjær Jørgensen <shaoh@xxxxxxx>
Subject: RE: [Xen-users] GPL PV TAP cow incompatible?
From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
Date: Mon, 2 Mar 2009 19:36:58 +1100
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Thread-topic: [Xen-users] GPL PV TAP cow incompatible?
> 
> On Mon, Mar 2, 2009 at 12:53 AM, Martin Kjær Jørgensen <shaoh@xxxxxxx>
> wrote:
> > Could you send me a short description of your setup so that i can
> compare
> > with my own? It sound like i'm missing some stupid setting somewhere...
> >
> 
> In my setup tap:aio works, but tap:qcow doesn't. I guess it's a bug.
> 

When debugging this a while ago I found that tap:* wasn't passing through the 
sector count correct. I have since upgraded to 3.3.1 and tap:aio works fine. I 
haven't tested tap:qcow.

Have you tried with a Linux HVM domain with PV drivers?

James

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