RE: [PATCH 1/3] iommu/arm-smmu-v3: Make smmuv3 blocked domain support PASID

From: Liu, Yi L yi.l.liu@intel.com Sent: Thursday, September 12, 2024 9:07 PM

From: Jason Gunthorpe jgg@nvidia.com

The blocked domain is used to park RID to be blocking DMA state. This can be extended to PASID as well. By this, the remove_dev_pasid() op of ARM SMMUv3 can be dropped.

Signed-off-by: Jason Gunthorpe jgg@nvidia.com Signed-off-by: Yi Liu yi.l.liu@intel.com

Reviewed-by: Kevin Tian kevin.tian@intel.com