[edk2-devel] [PATCH RESEND 4/4] OvmfPkg/CcExitLib: Use documented XSave area base size for SEV-SNP

[Gerd Hoffmann]

On Wed, Mar 15, 2023 at 04:57:47PM -0500, Michael Roth wrote:
> Currently OVMF tries to rely on the base size advertised via the CPUID
> table entries corresponding to leaf 0xD, sub-leafs 0x0/0x1. This will
> generally work for KVM guests, but might not for other SEV-SNP
> hypervisor implementations. Make the handling more robust by simply
> using the base area size documented by the APM.
> 
> Reviewed-by: Tom Lendacky <thomas.lendacky at amd.com>
> Acked-by: Jiewen Yao <jiewen.yao at intel.com>
> Signed-off-by: Michael Roth <michael.roth at amd.com>

Acked-by: Gerd Hoffmann <kraxel at redhat.com>



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