327 	vq->iotlb = NULL;  in vhost_vq_reset()
467 	dev->iotlb = NULL;  in vhost_dev_init()
677 	vhost_umem_clean(dev->iotlb);  in vhost_dev_cleanup()
678 	dev->iotlb = NULL;  in vhost_dev_cleanup()
784 	if (!vq->iotlb)  in vhost_copy_to_user()
819 	if (!vq->iotlb)  in vhost_copy_from_user()
900 	if (!vq->iotlb) { \
945 	if (!vq->iotlb) { \
1066 		struct vhost_iotlb_msg *vq_msg = &node->msg.iotlb;  in vhost_iotlb_notify_vq()
1105 		if (!dev->iotlb) {  in vhost_process_iotlb_msg()
1114 		if (vhost_new_umem_range(dev->iotlb, msg->iova, msg->size,  in vhost_process_iotlb_msg()
1123 		if (!dev->iotlb) {  in vhost_process_iotlb_msg()
1128 		vhost_del_umem_range(dev->iotlb, msg->iova,  in vhost_process_iotlb_msg()
1159 		offset = offsetof(struct vhost_msg, iotlb) - sizeof(int);  in vhost_chr_write_iter()
1228 		if (!dev->iotlb) {  in vhost_chr_read_iter()
1246 			msg = &node->msg.iotlb;  in vhost_chr_read_iter()
1250 			msg = &node->msg_v2.iotlb;  in vhost_chr_read_iter()
1282 		msg = &node->msg_v2.iotlb;  in vhost_iotlb_miss()
1284 		msg = &node->msg.iotlb;  in vhost_iotlb_miss()
1322 	struct vhost_umem *umem = vq->iotlb;  in iotlb_access_ok()
1358 	if (!vq->iotlb)  in vq_meta_prefetch()
1398 	if (vq->iotlb)  in vhost_vq_access_ok()
1730 	oiotlb = d->iotlb;  in vhost_init_device_iotlb()
1731 	d->iotlb = niotlb;  in vhost_init_device_iotlb()
1737 		vq->iotlb = niotlb;  in vhost_init_device_iotlb()
1915 	if (!vq->iotlb)  in log_used()
1941 	if (vq->iotlb) {  in vhost_log_write()
2020 	if (!vq->iotlb &&  in vhost_vq_init_access()
2045 	struct vhost_umem *umem = dev->iotlb ? dev->iotlb : dev->umem;  in translate_desc()
2060 			if (umem != dev->iotlb) {  in translate_desc()