Re: [PATCH 02/13] iommu/vt-d: Use dev_iommu_priv_get/set()

2020-06-25 Thread Lu Baolu
ers/iommu/intel/iommu.c| 18 +- For changes in VT-d driver, Reviewed-by: Lu Baolu Best regards, baolu 2 files changed, 17 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selfte

Re: [PATCH v2 11/12] x86/mmu: Allocate/free PASID

2020-06-14 Thread Lu Baolu
Hi Fenghua, On 6/13/20 8:41 AM, Fenghua Yu wrote: A PASID is allocated for an "mm" the first time any thread attaches to an SVM capable device. Later device attachments (whether to the same device or another SVM device) will re-use the same PASID. The PASID is freed when the process exits (so

Re: [PATCH v2 11/12] x86/mmu: Allocate/free PASID

2020-06-13 Thread Lu Baolu
Hi Fenghua, On 2020/6/13 8:41, Fenghua Yu wrote: A PASID is allocated for an "mm" the first time any thread attaches to an SVM capable device. Later device attachments (whether to the same device or another SVM device) will re-use the same PASID. The PASID is freed when the process exits (so

Re: [PATCH v2 04/12] docs: x86: Add documentation for SVA (Shared Virtual Addressing)

2020-06-13 Thread Lu Baolu
Hi Fenghua, On 2020/6/13 8:41, Fenghua Yu wrote: From: Ashok Raj ENQCMD and Data Streaming Accelerator (DSA) and all of their associated features are a complicated stack with lots of interconnected pieces. This documentation provides a big picture overview for all of the features.