[CentOS-virt] Kernel panic in DomU when using swiotlb=force option
Ross S. W. Walker
rwalker at medallion.com
Tue Jan 29 04:16:10 UTC 2008
Michael Olson wrote:
> I'm trying to get a PVR-150 PCI card imported into a Xen
> DomU, however
> the driver blows up the kernel when loaded. The work around for this
> mentioned in various places is to use swiotlb=force on the
> DomU kernel.
> That leads to a fast and furious kernel panic. I've tried
> this with all
> Dom0 & DomU running kernel-xen-2.6.18-53.el5
> kernel-xen-2.6.18-53.1.6.el5, bot x86 and 86_64 versions, also tried
> iommu=soft and various sizing options with swiotbl. Any ideas
> on how to
> fix or work-around this?
Maybe you should try the Xen 3.2 for CentOS 5.1 that is posted on
xen.org. I have had good luck with this.
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