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

From: Borislav Petkov

Date: Fri Jan 30 2026 - 07:33:35 EST


On Thu, Jan 29, 2026 at 04:32:49PM -0600, Kim Phillips wrote:
> Not *all* SNP features are implemented in all guest kernel versions, and,
> well, for those that don't require explicit guest code support, perhaps it's
> because they aren't necessarily well defined and validated in all hardware
> versions...

Ok, can you add *this* feature to SNP_FEATURES_PRESENT? If not, why not?

--
Regards/Gruss,
Boris.

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