iommufd/selftest: Test IOMMU_HWPT_SET_DIRTY_TRACKING

mainline inclusion
from mainline-v6.7-rc1
commit 7adf267d66d1d737ea8318976fd1ce93733fd3a4
category: feature
bugzilla: https://gitee.com/openeuler/intel-kernel/issues/I8Y6AM
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?7adf267d66d1d737ea8318976fd1ce93733fd3a4

--------------------------------

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.

Intel-SIG: 7adf267d66d1 iommufd/selftest: Test IOMMU_HWPT_SET_DIRTY_TRACKING
Backport IOMMUFD Dirty Tracking

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>
[ jz: amend commit log ]
Signed-off-by: Jason Zeng <jason.zeng@intel.com>