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| author | Suravee Suthikulpanit <[email protected]> | 2022-07-13 22:56:51 +0000 |
|---|---|---|
| committer | Joerg Roedel <[email protected]> | 2022-07-15 08:44:03 +0000 |
| commit | 30315e71b42603307989d813a620781ff8238f3c (patch) | |
| tree | 5986f06cddd5952e4f7c495dbe111361e07ca93f /drivers/fpga | |
| parent | iommu/amd: Do not support IOMMU_DOMAIN_IDENTITY after SNP is enabled (diff) | |
| download | kernel-30315e71b42603307989d813a620781ff8238f3c.tar.gz kernel-30315e71b42603307989d813a620781ff8238f3c.zip | |
iommu/amd: Do not support IOMMUv2 APIs when SNP is enabled
The IOMMUv2 APIs (for supporting shared virtual memory with PASID)
configures the domain with IOMMU v2 page table, and sets DTE[Mode]=0.
This configuration cannot be supported on SNP-enabled system.
Signed-off-by: Suravee Suthikulpanit <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Joerg Roedel <[email protected]>
Diffstat (limited to 'drivers/fpga')
0 files changed, 0 insertions, 0 deletions