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Re: [Xen-devel] pciback for usb-controller and usb-storage on x86_64 ends in Oops


  • To: Patrick Scharrenberg <pittipatti@xxxxxx>, Xen-Devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
  • Date: Thu, 02 Nov 2006 07:55:19 +0000
  • Delivery-date: Thu, 02 Nov 2006 13:32:20 -0800
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acb+VD2Ne9zSwmpHEduSCAANk04WTA==
  • Thread-topic: [Xen-devel] pciback for usb-controller and usb-storage on x86_64 ends in Oops

On 1/11/06 7:19 pm, "Patrick Scharrenberg" <pittipatti@xxxxxx> wrote:

> I tried xen-3.0.3 and latest unstable (12053:874cc0ff214d).
> I use the fedora 2.6.18.1-xen0 since otherwise my sata-controller is not
> detected.
> 
> What can I do?

Is dma_ops == NULL at that point? If not, what value does it have?

You could also check its value immediately after the call to no_iommu_init()
in arch/x86_64/mm/init-xen.c:mem_init(). It should definitely contain a
valid kernel address at that point.

 -- Keir



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