> From: Nicolin Chen <nicolinc@xxxxxxxxxx> > Sent: Saturday, October 26, 2024 7:50 AM > > 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@xxxxxxxxxx> Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>