iommu/viommu: Add cache_invalidate to iommufd_viommu_ops

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This per-vIOMMU cache_invalidate op is like the cache_invalidate_user op
in struct iommu_domain_ops, but wider, supporting device cache (e.g. PCI
ATC invaldiations).

Link: https://patch.msgid.link/r/90138505850fa6b165135e78a87b4cc7022869a4.1730836308.git.nicolinc@nvidia.com
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.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 12:05:11 -08:00 • committed by Jason Gunthorpe

parent 5778c75703

commit 67db79dc1a

1 changed files with 10 additions and 0 deletions

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include/linux/iommufd.h

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