iommufd: Add alloc_domain_nested op to iommufd_viommu_ops

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Allow IOMMU driver to use a vIOMMU object that holds a nesting parent
hwpt/domain to allocate a nested domain.

Link: https://patch.msgid.link/r/2dcdb5e405dc0deb68230564530d989d285d959c.1730836219.git.nicolinc@nvidia.com
Suggested-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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Nicolin Chen 2024-11-05 12:04:22 -08:00 • committed by Jason Gunthorpe

parent 4db97c21ed

commit 69d2689e57

1 changed files with 9 additions and 0 deletions

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include/linux/iommufd.h

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