enter_smm
KVM_X86_OP(enter_smm)
int (*enter_smm)(struct kvm_vcpu *vcpu, union kvm_smram *smram);
if (kvm_x86_call(enter_smm)(vcpu, &smram))
void enter_smm(struct kvm_vcpu *vcpu);
.enter_smm = svm_enter_smm,
.enter_smm = vt_op(enter_smm),
enter_smm(vcpu);