Re: [PATCH v5 10/13] iommufd/selftest: Add IOMMU_VIOMMU_TYPE_SELFTEST

On Fri, Oct 25, 2024 at 04:49:50PM -0700, Nicolin Chen wrote:

Implement the viommu alloc/free functions to increase/reduce refcount of its dependent mock iommu device. User space can verify this loop via the IOMMU_VIOMMU_TYPE_SELFTEST.

Signed-off-by: Nicolin Chen nicolinc@nvidia.com

drivers/iommu/iommufd/iommufd_test.h | 2 + drivers/iommu/iommufd/selftest.c | 64 ++++++++++++++++++++++++++++ 2 files changed, 66 insertions(+)

Reviewed-by: Jason Gunthorpe jgg@nvidia.com

Jason