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DateFri, 21 Mar 2008 14:27:45 +0100
FromIngo Molnar <>
SubjectRe: iommu breaks usb after resume
* Pavel Machek <pavel@ucw.cz> wrote:

> Hi!
> 
> On 64-bit machine with 4GB ram (8core from amd), iommu breaks USB
> after swsusp. iommu=soft fixes that issue.
> 
> I guess iommu handling in arch/x86/kernel/ should have some
> suspend/resume support, as it manipulates hardware registers...?

agreed ...

	Ingo
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