Messages in this thread | | | Date | Wed, 23 Jan 2013 08:06:04 +0100 | From | Joerg Roedel <> | Subject | Re: [PATCH 1/1] AMD Family15h Model10-1Fh erratum 746 Workaround |
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On Tue, Jan 22, 2013 at 05:19:10PM -0600, Suthikulpanit, Suravee wrote: > From: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> > @@ -1171,6 +1195,8 @@ static int iommu_init_pci(struct amd_iommu *iommu) > for (i = 0; i < 0x83; i++) > iommu->stored_l2[i] = iommu_read_l2(iommu, i); > } > + > + amd_iommu_apply_erratum_746(iommu);
This will also be applied to RD890 IOMMUs, right? This workaround should be limited to Trinity IOMMUs.
Udo, can you please test if you can trigger the erratum again with this patch?
Joerg
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