iommu/vt-d: Add iotlb flush for nested domain

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This implements the .cache_invalidate_user() callback to support iotlb
flush for nested domain.

Link: https://lore.kernel.org/r/20240111041015.47920-9-yi.l.liu@intel.com
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Co-developed-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

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Lu Baolu 2024-01-10 20:10:15 -08:00 • committed by Jason Gunthorpe

parent 393a5778b7

commit f6f3721244

1 changed files with 88 additions and 0 deletions

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drivers/iommu/intel/nested.c

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