241 	struct vhost_net_virtqueue *nvq =  in vhost_zerocopy_signal_used()  local
246 	for (i = nvq->done_idx; i != nvq->upend_idx; i = (i + 1) % UIO_MAXIOV) {  in vhost_zerocopy_signal_used()
256 		add = min(UIO_MAXIOV - nvq->done_idx, j);  in vhost_zerocopy_signal_used()
258 					    &vq->heads[nvq->done_idx], add);  in vhost_zerocopy_signal_used()
259 		nvq->done_idx = (nvq->done_idx + add) % UIO_MAXIOV;  in vhost_zerocopy_signal_used()
294 	struct vhost_net_virtqueue *nvq = &net->vqs[VHOST_NET_VQ_TX];  in handle_tx()  local
295 	struct vhost_virtqueue *vq = &nvq->vq;  in handle_tx()
319 	hdr_size = nvq->vhost_hlen;  in handle_tx()
320 	zcopy = nvq->ubufs;  in handle_tx()
330 		if (unlikely((nvq->upend_idx + vq->num - VHOST_MAX_PEND)  in handle_tx()
331 			      % UIO_MAXIOV == nvq->done_idx))  in handle_tx()
368 				   && (nvq->upend_idx + 1) % UIO_MAXIOV !=  in handle_tx()
369 				      nvq->done_idx  in handle_tx()
375 			ubuf = nvq->ubuf_info + nvq->upend_idx;  in handle_tx()
377 			vq->heads[nvq->upend_idx].id = cpu_to_vhost32(vq, head);  in handle_tx()
378 			vq->heads[nvq->upend_idx].len = VHOST_DMA_IN_PROGRESS;  in handle_tx()
380 			ubuf->ctx = nvq->ubufs;  in handle_tx()
381 			ubuf->desc = nvq->upend_idx;  in handle_tx()
384 			ubufs = nvq->ubufs;  in handle_tx()
386 			nvq->upend_idx = (nvq->upend_idx + 1) % UIO_MAXIOV;  in handle_tx()
396 				nvq->upend_idx = ((unsigned)nvq->upend_idx - 1)  in handle_tx()
519 	struct vhost_net_virtqueue *nvq = &net->vqs[VHOST_NET_VQ_RX];  in handle_rx()  local
520 	struct vhost_virtqueue *vq = &nvq->vq;  in handle_rx()
549 	vhost_hlen = nvq->vhost_hlen;  in handle_rx()
550 	sock_hlen = nvq->sock_hlen;  in handle_rx()
720 	struct vhost_net_virtqueue *nvq =  in vhost_net_disable_vq()  local
722 	struct vhost_poll *poll = n->poll + (nvq - n->vqs);  in vhost_net_disable_vq()
731 	struct vhost_net_virtqueue *nvq =  in vhost_net_enable_vq()  local
733 	struct vhost_poll *poll = n->poll + (nvq - n->vqs);  in vhost_net_enable_vq()
880 	struct vhost_net_virtqueue *nvq;  in vhost_net_set_backend()  local
894 	nvq = &n->vqs[index];  in vhost_net_set_backend()
927 		oldubufs = nvq->ubufs;  in vhost_net_set_backend()
928 		nvq->ubufs = ubufs;  in vhost_net_set_backend()