On Wed, Nov 22, 2023 at 06:01:05PM +0100, Jeremi Piotrowski wrote: > Introduce CC_ATTR_TDX_MODULE_CALLS to allow code to check whether TDX module > calls are available. When TD partitioning is enabled, a L1 TD VMM handles most > TDX facilities and the kernel running as an L2 TD VM does not have access to > TDX module calls. The kernel still has access to TDVMCALL(0) which is forwarded > to the VMM for processing, which is the L1 TD VM in this case. Sounds like a problem introduced by patch 1/3 :/ -- Kiryl Shutsemau / Kirill A. Shutemov
