| Date | Tue, 12 Jan 2021 09:36:01 -0800 | From | Sean Christopherson <> | Subject | Re: [PATCH 1/2] KVM: x86: Add emulation support for #GP triggered by VM instructions |
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On Tue, Jan 12, 2021, Wei Huang wrote: > From: Bandan Das <bsd@redhat.com> > > While running VM related instructions (VMRUN/VMSAVE/VMLOAD), some AMD > CPUs check EAX against reserved memory regions (e.g. SMM memory on host) > before checking VMCB's instruction intercept.
It would be very helpful to list exactly which CPUs are/aren't affected, even if that just means stating something like "all CPUs before XYZ". Given patch 2/2, I assume it's all CPUs without the new CPUID flag?
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