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(parent: 9838f2b) | patch
iommu/vt-d: Add nested domain allocation
authorLu Baolu <baolu.lu@linux.intel.com>
Thu, 26 Oct 2023 04:42:15 +0000 (21:42 -0700)
committerJason Gunthorpe <jgg@nvidia.com>
Thu, 26 Oct 2023 14:16:34 +0000 (11:16 -0300)
commitb41e38e225398191aaa0f1115d6234f57ffd0741
treeb412993e8e2d760cd95da68852290182c7f49a8dtree | snapshot
parent9838f2bb6b6be1e648b9377fc97ee7b18d9f2fbfcommit | diff
iommu/vt-d: Add nested domain allocation

This adds the support for IOMMU_HWPT_DATA_VTD_S1 type. And 'nested_parent'
is added to mark the nested parent domain to sanitize the input parent domain.

Link: https://lore.kernel.org/r/20231026044216.64964-8-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
drivers/iommu/intel/iommu.c diff | blob | history
drivers/iommu/intel/iommu.h diff | blob | history
drivers/iommu/intel/nested.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git