Subject: Re: some questions
To: None <,>
From: Manuel Bouyer <>
List: port-xen
Date: 01/07/2006 05:44:50
On Sat, Jan 07, 2006 at 01:14:49AM +0100, Pavel Cahyna wrote:
> Why?
> if you have root in a domU, you don't need a kernel bug to use DMA, which
> opens the door to dom0.

How do you get access to the DMA register if you don't take control over
the kernel ?

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference