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

2018-07-20 Thread Joerg Roedel
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

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

2018-07-16 Thread Zhenyu Wang
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

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

2018-07-16 Thread Lu Baolu
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

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

2018-07-08 Thread Lu Baolu
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: