Re: [PATCH v3 59/75] x86/sev-es: Handle MONITOR/MONITORX Events

Joerg Roedel
2020-06-12T09:25:54Z

On Thu, Jun 11, 2020 at 02:33:12PM -0500, Tom Lendacky wrote:
> I don't think there is any guarantee that MONITOR/MWAIT would work within a
> guest (I'd have to dig some more on that to get a definitive answer, but
> probably not necessary to do). As you say, if KVM emulates it as a NOP,
> there's no sense in exposing the GPA - make it a NOP in the handler. I just
> need to poke some other hypervisor vendors and hear what they have to say.

Okay, makes sense. I made monitor/mwait nops in the patch-set.

Regards,

Joerg