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RE: [Xen-devel] Is Xen affected by this x86 hardware security hole?

To: "Mark Williamson" <mark.williamson@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] Is Xen affected by this x86 hardware security hole?
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Tue, 2 May 2006 14:54:55 +0100
Cc: Dave Feustel <dfeustel@xxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] Is Xen affected by this x86 hardware security hole?
> A better solution would be to have a kernel module that 
> provides services to the X server, but this would require 
> more code per platform, which is partly why it wasn't done 
> like this...  *sigh*

Isn't this what the kernel /dev/fbdev driver does? 

If you're running an fbdev Xserver you shouldn't need to give the
Xserver io or mmio permissions.

Ian

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