Messages in this thread | | | From | Chris Wilson <> | Subject | Re: [PATCH 3/4] iommu/vt-d: Clean up pasid quirk for pre-production devices | Date | Sat, 07 Jul 2018 08:01:22 +0100 |
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Quoting Lu Baolu (2018-05-04 06:08:18) > The pasid28 quirk is needed only for some pre-production devices. > Remove it to make the code concise.
Every skylake mixing iommu and i915 is now inoperable on boot. Reads by the GPU from iommu map pages return zero, writes disappear into the void, no errors flagged.
Please revert until the matter is resolved. -Chris
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