RE: [PATCH 0/2] Remove VT-d virtual command interface

Tian, Kevin
2023-02-13T02:53:14Z

> From: Jacob Pan <jacob.jun.pan@linux.intel.com>
> Sent: Saturday, February 11, 2023 7:02 AM
>
> Hi all,
>
> This patch set removes unused VT-d virtual command interface followed by
> clean up in the IOASID code.
>
> This has only been tested on x86 platforms, need help with testing on ARM
> SMMU and other architectures.
>
> I also hope to collect feedback on the upcoming clean up and enhancements
> below:
> 1. Consolidate VT-d private SVA PASID array with IOASID common code
> 2. As we retain the global IOASID allocator, we need some level of resource
> management. I want to restart the effort to include IOASID under misc
> cgroup.
> (https://lore.kernel.org/linux-iommu/20210303160205.151d114e@jacob-
> builder/)
>

this should go with adding global pasid allocator to iommufd.

before that we don't have such cgroup requirement.