On Mon, Nov 16, 2020 at 10:11 AM Paolo Bonzini <pbonz...@redhat.com> wrote:
>
> Similarly to what vmx/vmx.c does, use vcpu->arch.cr4 to check if CR4
> bits PGE, PKE and OSXSAVE have changed.  When switching between VMCB01
> and VMCB02, CPUID has to be adjusted every time if CR4.PKE or CR4.OSXSAVE
> change; without this patch, instead, CR4 would be checked against the
> previous value for L2 on vmentry, and against the previous value for
> L1 on vmexit, and CPUID would not be updated.
>
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
Reviewed-by: Jim Mattson <jmatt...@google.com>

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