kvm/svm/nested.c

1691 	struct kvm_nested_state kvm_state = {
1694 		.size = sizeof(kvm_state),
1700 		return kvm_state.size + KVM_STATE_NESTED_SVM_VMCB_SIZE;
1704 	if (user_data_size < kvm_state.size)
1709 		kvm_state.hdr.svm.vmcb_pa = svm->nested.vmcb12_gpa;
1710 		kvm_state.size += KVM_STATE_NESTED_SVM_VMCB_SIZE;
1711 		kvm_state.flags |= KVM_STATE_NESTED_GUEST_MODE;
1714 			kvm_state.flags |= KVM_STATE_NESTED_RUN_PENDING;
1718 		kvm_state.flags |= KVM_STATE_NESTED_GIF_SET;
1720 	if (copy_to_user(user_kvm_nested_state, &kvm_state, sizeof(kvm_state)))
1748 	return kvm_state.size;
1753 				struct kvm_nested_state *kvm_state)
1768 	if (kvm_state->format != KVM_STATE_NESTED_FORMAT_SVM)
1771 	if (kvm_state->flags & ~(KVM_STATE_NESTED_GUEST_MODE |
1782 		if (kvm_state->flags != KVM_STATE_NESTED_GIF_SET)
1787 	if (is_smm(vcpu) && (kvm_state->flags & KVM_STATE_NESTED_GUEST_MODE))
1790 	if (!(kvm_state->flags & KVM_STATE_NESTED_GUEST_MODE)) {
1792 		svm_set_gif(svm, !!(kvm_state->flags & KVM_STATE_NESTED_GIF_SET));
1796 	if (!page_address_valid(vcpu, kvm_state->hdr.svm.vmcb_pa))
1798 	if (kvm_state->size < sizeof(*kvm_state) + KVM_STATE_NESTED_SVM_VMCB_SIZE)
1850 	svm_set_gif(svm, !!(kvm_state->flags & KVM_STATE_NESTED_GIF_SET));
1853 		!!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING);
1855 	svm->nested.vmcb12_gpa = kvm_state->hdr.svm.vmcb_pa;