KVM: x86: Inject #GP if guest attempts to set unsupported EFER bits

EFER.LME and EFER.NX are considered reserved if their respective feature
bits are not advertised to the guest.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
1 file changed