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| author | Joao Martins <joao.m.martins@oracle.com> | 2023-10-24 16:51:06 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2023-10-24 17:58:44 +0300 |
| commit | 7adf267d66d1d737ea8318976fd1ce93733fd3a4 (patch) | |
| tree | de30b3b6ef572a10ea361b4fd7bd7a71d1df94ab /tools/testing/selftests/iommu | |
| parent | 266ce58989ba05e2a24460fdbf402d766c2e3870 (diff) | |
| download | linux-7adf267d66d1d737ea8318976fd1ce93733fd3a4.tar.xz | |
iommufd/selftest: Test IOMMU_HWPT_SET_DIRTY_TRACKING
Change mock_domain to supporting dirty tracking and add tests to exercise
the new SET_DIRTY_TRACKING API in the iommufd_dirty_tracking selftest
fixture.
Link: https://lore.kernel.org/r/20231024135109.73787-16-joao.m.martins@oracle.com
Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'tools/testing/selftests/iommu')
| -rw-r--r-- | tools/testing/selftests/iommu/iommufd.c | 15 | ||||
| -rw-r--r-- | tools/testing/selftests/iommu/iommufd_utils.h | 17 |
2 files changed, 32 insertions, 0 deletions
diff --git a/tools/testing/selftests/iommu/iommufd.c b/tools/testing/selftests/iommu/iommufd.c index 6bebba183426..8c46012006e1 100644 --- a/tools/testing/selftests/iommu/iommufd.c +++ b/tools/testing/selftests/iommu/iommufd.c @@ -1482,6 +1482,21 @@ TEST_F(iommufd_dirty_tracking, enforce_dirty) test_ioctl_destroy(stddev_id); } +TEST_F(iommufd_dirty_tracking, set_dirty_tracking) +{ + uint32_t stddev_id; + uint32_t hwpt_id; + + test_cmd_hwpt_alloc(self->idev_id, self->ioas_id, + IOMMU_HWPT_ALLOC_DIRTY_TRACKING, &hwpt_id); + test_cmd_mock_domain(hwpt_id, &stddev_id, NULL, NULL); + test_cmd_set_dirty_tracking(hwpt_id, true); + test_cmd_set_dirty_tracking(hwpt_id, false); + + test_ioctl_destroy(stddev_id); + test_ioctl_destroy(hwpt_id); +} + /* VFIO compatibility IOCTLs */ TEST_F(iommufd, simple_ioctls) diff --git a/tools/testing/selftests/iommu/iommufd_utils.h b/tools/testing/selftests/iommu/iommufd_utils.h index 4ddafa29e638..e37af6291b22 100644 --- a/tools/testing/selftests/iommu/iommufd_utils.h +++ b/tools/testing/selftests/iommu/iommufd_utils.h @@ -179,6 +179,23 @@ static int _test_cmd_access_replace_ioas(int fd, __u32 access_id, #define test_cmd_access_replace_ioas(access_id, ioas_id) \ ASSERT_EQ(0, _test_cmd_access_replace_ioas(self->fd, access_id, ioas_id)) +static int _test_cmd_set_dirty_tracking(int fd, __u32 hwpt_id, bool enabled) +{ + struct iommu_hwpt_set_dirty_tracking cmd = { + .size = sizeof(cmd), + .flags = enabled ? IOMMU_HWPT_DIRTY_TRACKING_ENABLE : 0, + .hwpt_id = hwpt_id, + }; + int ret; + + ret = ioctl(fd, IOMMU_HWPT_SET_DIRTY_TRACKING, &cmd); + if (ret) + return -errno; + return 0; +} +#define test_cmd_set_dirty_tracking(hwpt_id, enabled) \ + ASSERT_EQ(0, _test_cmd_set_dirty_tracking(self->fd, hwpt_id, enabled)) + static int _test_cmd_create_access(int fd, unsigned int ioas_id, __u32 *access_id, unsigned int flags) { |