On Wed, Sep 01, 2021 at 09:07:59AM -0700, Andy Lutomirski wrote: > In principle, you could actually initialize a TDX guest with all of its > memory shared and all of it mapped in the host IOMMU. Not sure how this works in TDX, but in SEV code fetches are always treated as encrypted. So this approach would not work with SEV, not to speak about attestation, which will not work with this approach either :) Regards, Joerg