Re: [PATCH v2 2/8] x86/mtrr: support setting MTRR state for software defined MTRRs
From: Borislav Petkov
Date: Thu Feb 16 2023 - 06:25:38 EST
On Thu, Feb 16, 2023 at 10:32:28AM +0100, Juergen Gross wrote:
> Is that flag _really_ meant to indicate we are running as a SEV-SNP guest?
Yes.
> Given that the referenced patch is part of the SEV-SNP host support series,
> I'm inclined to suspect it won't be set for sure in HyperV SEV-SNP guests.
It better be. If it is a modified guest - no matter how modified - it
should set that flag. The vTOM thing is still being discussed.
> And who is setting it for KVM SEV-SNP guests?
That same patch does.
--
Regards/Gruss,
Boris.
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