Jason Gunthorpe afb47765f9 iommufd: Make vfio_compat's unmap succeed if the range is already empty ... iommufd returns ENOENT when attempting to unmap a range that is already empty, while vfio type1 returns success. Fix vfio_compat to match. Fixes: d624d6652a ("iommufd: vfio container FD ioctl compatibility") Link: https://patch.msgid.link/r/0-v1-76be45eff0be+5d-iommufd_unmap_compat_jgg@nvidia.com Reviewed-by: Nicolin Chen <nicolinc@nvidia.com> Reviewed-by: Alex Mastro <amastro@fb.com> Reported-by: Alex Mastro <amastro@fb.com> Closes: https://lore.kernel.org/r/aP0S5ZF9l3sWkJ1G@devgpu012.nha5.facebook.com Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>		2025-11-05 15:11:26 -04:00
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.gitignore	iommufd: Add a selftest	2022-11-30 20:16:49 -04:00
Makefile	iommufd: IOMMU_IOAS_CHANGE_PROCESS selftest	2024-11-14 13:42:35 -04:00
config	iommufd: Add config needed for iommufd_fail_nth	2024-04-14 13:52:08 -03:00
iommufd.c	iommufd: Make vfio_compat's unmap succeed if the range is already empty	2025-11-05 15:11:26 -04:00
iommufd_fail_nth.c	iommufd/selftest: Update the fail_nth limit	2025-09-19 10:34:49 -03:00
iommufd_utils.h	iommufd/selftest: Fix ioctl return value in _test_cmd_trigger_vevents()	2025-10-20 20:01:23 -03:00