Re: [PATCH v3 42/49] i386/sev: Add support for SNP CPUID validation

2024-03-20 Thread Daniel P . Berrangé
On Wed, Mar 20, 2024 at 03:39:38AM -0500, Michael Roth wrote: > SEV-SNP firmware allows a special guest page to be populated with a > table of guest CPUID values so that they can be validated through > firmware before being loaded into encrypted guest memory where they can > be used in place of hyp

[PATCH v3 42/49] i386/sev: Add support for SNP CPUID validation

2024-03-20 Thread Michael Roth
SEV-SNP firmware allows a special guest page to be populated with a table of guest CPUID values so that they can be validated through firmware before being loaded into encrypted guest memory where they can be used in place of hypervisor-provided values[1]. As part of SEV-SNP guest initialization,