Re: [PATCH v3 2/4] vfio-iommufd: Support pasid [at|de]tach for physical VFIO devices

On Thu, Sep 12, 2024 at 06:17:27AM -0700, Yi Liu wrote:

This adds pasid_at|de]tach_ioas ops for attaching hwpt to pasid of a device and the helpers for it. For now, only vfio-pci supports pasid attach/detach.

Signed-off-by: Kevin Tian kevin.tian@intel.com Signed-off-by: Yi Liu yi.l.liu@intel.com

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drivers/vfio/iommufd.c | 50 +++++++++++++++++++++++++++++++++++++ drivers/vfio/pci/vfio_pci.c | 2 ++ include/linux/vfio.h | 11 ++++++++ 3 files changed, 63 insertions(+)

Reviewed-by: Jason Gunthorpe jgg@nvidia.com

Jason