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Re: [Xen-devel] RE: GPL Win PV driver issues

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] RE: GPL Win PV driver issues
From: Mark Williamson <mark.williamson@xxxxxxxxxxxx>
Date: Sat, 15 Dec 2007 04:09:50 +0000
Cc: Steve Ofsthun <sofsthun@xxxxxxxxxxxxxxx>, Andy Grover <andy.grover@xxxxxxxxxx>, cgriffin@xxxxxxxxxx, James Harper <james.harper@xxxxxxxxxxxxxxxx>, "Daniel P. Berrange" <berrange@xxxxxxxxxx>
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> The PV netfront driver should scan the PCI bus for another NIC with the
> same MAC and claim those resources?

Well, presumably, it can get more useful information from Xen with appropriate 
tools support: e.g. query out what PCI devices have PV counterparts so it 
knows what it *can* grab.  Then the admin in the domU can be responsible for 
the decision of which PV devices to enable?

Cheers,
Mark

> What if you want more PV devices than QEMU is willing to emulate?
>
> What if you want to run emulated device drivers and PV drivers at the
> same time?
>
> I don't quite understand how this can be an "easy" solution for the
> general case (of an arbitrary guest OS).
>
> Steve
>
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-- 
Dave: Just a question. What use is a unicyle with no seat?  And no pedals!
Mark: To answer a question with a question: What use is a skateboard?
Dave: Skateboards have wheels.
Mark: My wheel has a wheel!

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