From mboxrd@z Thu Jan  1 00:00:00 1970
From: Joerg Roedel <joro@8bytes.org>
Subject: Re: Vga passthrough to KVM Guest issues
Date: Fri, 1 Nov 2013 17:45:21 +0100
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Cc: Alex Williamson <alex.williamson@redhat.com>, kvm@vger.kernel.org
To: Max Schettler <max.schettler@googlemail.com>
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On Fri, Nov 01, 2013 at 05:35:38PM +0100, Max Schettler wrote:
> I fixed this issue in the meanwhile by switching to another Mainboard,
> so I guess it was at least somehow associated with the Hardware.
> 
> The first Setup was this one:
> AMD FX-8350
> Gigabyte 970A-UD3
> Gigabyte 7870GHz Edition
> Sapphire 6450
> 
> I switched to an Asrock 990FX Extreme3.

Hmm, in this case it might also have been a BIOS issue. The Gigabyte
BIOS might have configured the IOMMU in a wrong way causing those
errors. Have you tried with the latest BIOS on the Gigabyte Mainboard?


	Joerg