Re: [PATCH 1/2] KVM: SEV: IBPB-on-Entry guest support

From: Borislav Petkov

Date: Mon Feb 02 2026 - 10:57:32 EST


On Mon, Feb 02, 2026 at 09:38:50AM -0600, Tom Lendacky wrote:
> I guess it really depends on the persons point of view. I agree that
> renaming the SNP_FEATURES_PRESENT to SNP_FEATURES_IMPL(EMENTED) would
> match up nicely with SNP_FEATURES_IMPL_REQ. Maybe that's all that is
> needed...

I guess...

I still think it would be useful to have a common place that says which things
in SEV_STATUS are supported and present in a guest, no?

Or are we going to dump that MSR like Joerg's patch from a while ago and
that'll tell us what the guest supports?

Hmm.

--
Regards/Gruss,
Boris.

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