KVM: SVM: do not allow VMRUN inside SMM

VMRUN is not supported inside the SMM handler and the behavior is undefined.
Just raise a #UD.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2020-04-23 10:52:48 -04:00
commit 7c67f54661