Messages in this thread | | | Subject | Re: [PATCH v5 08/34] KVM: SVM: Prevent debugging under SEV-ES | From | Tom Lendacky <> | Date | Mon, 14 Dec 2020 13:10:06 -0600 |
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On 12/14/20 9:41 AM, Paolo Bonzini wrote: > On 10/12/20 18:09, Tom Lendacky wrote: >> Additionally, an SEV-ES guest must only and always intercept DR7 reads and >> writes. Update set_dr_intercepts() and clr_dr_intercepts() to account for >> this. > > I cannot see it, where is this documented?
That is documented in the GHCB specification, section 4.5 Debug Register Support:
https://developer.amd.com/wp-content/resources/56421.pdf
Thanks, Tom
> > Paolo >
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