From: Jason Gunthorpe jgg@nvidia.com Sent: Thursday, August 10, 2023 12:46 AM
On Tue, Aug 08, 2023 at 08:35:10AM -0700, Yi Liu wrote:
From: Nicolin Chen nicolinc@nvidia.com
Add a mock_domain_hw_info function and an iommu_test_hw_info data structure. This allows to test the IOMMU_GET_HW_INFO ioctl passing the test_reg value for the mock_dev.
Signed-off-by: Nicolin Chen nicolinc@nvidia.com Signed-off-by: Yi Liu yi.l.liu@intel.com
drivers/iommu/iommufd/iommufd_test.h | 9 +++++++ drivers/iommu/iommufd/selftest.c | 16 ++++++++++++ tools/testing/selftests/iommu/iommufd.c | 17 +++++++++++- tools/testing/selftests/iommu/iommufd_utils.h | 26 +++++++++++++++++++ 4 files changed, 67 insertions(+), 1 deletion(-)
Don't forget to add it to fail_nth
Sure. Btw. Would you share us the rule on determining whether an ioctl/path requires fail_nth case or not.
Regards, Yi Liu