Hi Suravee,
On Mon, May 16, 2022 at 07:27:51PM +0700, Suravee Suthikulpanit wrote:
- Also, it seems that the current iommu v2 page table use case, where GVA->GPA=SPA
will no longer be supported on system w/ SNPSup=1. Any thoughts?
Support for that is not upstream yet, it should be easy to disallow this
configuration and just use the v1 page-tables when SNP is active. This
can be handled entirely inside the AMD IOMMU driver.