Re: 3.6.11 AMD-Vi: Completion-Wait loop timed out

From: Boris Ostrovsky
Date: Mon Jan 21 2013 - 09:37:32 EST




On 01/20/2013 06:57 AM, Jörg Rödel wrote:
On Sun, Jan 20, 2013 at 12:48:28PM +0100, Borislav Petkov wrote:
On Sun, Jan 20, 2013 at 12:40:11PM +0100, Jörg Rödel wrote:
Yes, the BIOS vendor can fix this issue. They need to disable NB clock
gating for the IOMMU.

Right, Udo, you can try Gigabyte first.

Btw, can't we add a quirk to disable NB clock gating? Maybe Boris and
Jacob could help. CCed.


Are you talking about erratum 746?

-boris


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