On Tue, 2021-01-12 at 00:37 -0600, Wei Huang wrote:
> New AMD CPUs have a change that checks VMEXIT intercept on special SVM
> instructions before checking their EAX against reserved memory region.
> This change is indicated by CPUID_0x800A_EDX[28]. If it is 1, KVM
> doesn't need to intercept
On Tue, 2021-01-12 at 11:18 -0800, Sean Christopherson wrote:
> On Tue, Jan 12, 2021, Wei Huang wrote:
> > New AMD CPUs have a change that checks VMEXIT intercept on special SVM
> > instructions before checking their EAX against reserved memory region.
> > This change is indicated by
On Tue, Jan 12, 2021, Wei Huang wrote:
> New AMD CPUs have a change that checks VMEXIT intercept on special SVM
> instructions before checking their EAX against reserved memory region.
> This change is indicated by CPUID_0x800A_EDX[28]. If it is 1, KVM
> doesn't need to intercept and emulate
New AMD CPUs have a change that checks VMEXIT intercept on special SVM
instructions before checking their EAX against reserved memory region.
This change is indicated by CPUID_0x800A_EDX[28]. If it is 1, KVM
doesn't need to intercept and emulate #GP faults for such instructions
because #GP
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