Lu Baolu
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b41e38e225
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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>
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2023-10-26 11:16:34 -03:00 |
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Yi Liu
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9838f2bb6b
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iommu/vt-d: Set the nested domain to a device
This adds the helper for setting the nested domain to a device hence
enable nested domain usage on Intel VT-d.
Link: https://lore.kernel.org/r/20231026044216.64964-7-yi.l.liu@intel.com
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.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>
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2023-10-26 11:16:34 -03:00 |
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Lu Baolu
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79ae1eccd3
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iommu/vt-d: Add helper for nested domain allocation
This adds helper for accepting user parameters and allocate a nested
domain.
Link: https://lore.kernel.org/r/20231026044216.64964-4-yi.l.liu@intel.com
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
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2023-10-26 11:16:33 -03:00 |
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