Re: [PATCH 1/1] Revert "iommu/vt-d: Clean up pasid quirk for pre-production devices"

On Sun, Jul 08, 2018 at 02:23:21PM +0800, Lu Baolu wrote: > This reverts commit ab96746aaa344fb720a198245a837e266fad3b62. > > The commit ab96746aaa34 ("iommu/vt-d: Clean up pasid quirk for > pre-production devices") triggers ECS mode on some platforms > which have broken ECS support. As the result

Re: [PATCH 1/1] Revert "iommu/vt-d: Clean up pasid quirk for pre-production devices"

On 2018.07.16 14:02:12 +0800, Lu Baolu wrote: > Hi Joerg, > > The graphic guys are looking forward to having this in 4.18. > Is it possible to take it in the following rcs? > This breakes intel gfx driver in 4.18 when gfx dmar is on. Please include this fix ASAP. Tested-by: Zhenyu Wang thanks

Re: [PATCH 1/1] Revert "iommu/vt-d: Clean up pasid quirk for pre-production devices"

Hi Joerg, The graphic guys are looking forward to having this in 4.18. Is it possible to take it in the following rcs? Best regards, Lu Baolu On 07/08/2018 02:23 PM, Lu Baolu wrote: > This reverts commit ab96746aaa344fb720a198245a837e266fad3b62. > > The commit ab96746aaa34 ("iommu/vt-d: Clean up

[PATCH 1/1] Revert "iommu/vt-d: Clean up pasid quirk for pre-production devices"

This reverts commit ab96746aaa344fb720a198245a837e266fad3b62. The commit ab96746aaa34 ("iommu/vt-d: Clean up pasid quirk for pre-production devices") triggers ECS mode on some platforms which have broken ECS support. As the result, graphic device will be inoperable on boot. Bugzilla: https://bugs