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Re: [Xen-devel] Re: ATI radeon fails with "iommu=soft swiotlb=force" (se
| To: | Boris Derzhavets <bderzhavets@xxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] Re: ATI radeon fails with "iommu=soft swiotlb=force" (seen on RV730/RV740 and RS780/RS800) |
| From: | Jeremy Fitzhardinge <jeremy@xxxxxxxx> |
| Date: | Fri, 02 Oct 2009 10:18:05 -0700 |
| Cc: | dri-devel@xxxxxxxxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, JBeulich@xxxxxxxxxx, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> |
| Delivery-date: | Fri, 02 Oct 2009 10:18:39 -0700 |
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On 10/01/09 23:58, Boris Derzhavets wrote:
> Dmesg report attached:-
>
> [ 18.088588] mtrr: type mismatch for d0000000,10000000 old:
> write-back new: write-combining
> [ 18.088653] mtrr: type mismatch for d0000000,10000000 old:
> write-back new: write-combining
> [ 18.338143] mtrr: type mismatch for d0000000,10000000 old:
> write-back new: write-combining
> [ 18.338214] mtrr: type mismatch for d0000000,10000000 old:
> write-back new: write-combining
> [ 18.338270] mtrr: type mismatch for d0000000,10000000 old:
> write-back new: write-combining
> [ 18.378688] ------------[ cut here ]------------
> [ 18.378696] kernel BUG at mm/slab.c:521!
>
OK, I have a fix for this. I'll commit it shortly.
J
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