104 	struct send_queue *sq;  member
829 static void free_old_xmit_skbs(struct send_queue *sq)  in free_old_xmit_skbs()  argument
833 	struct virtnet_info *vi = sq->vq->vdev->priv;  in free_old_xmit_skbs()
836 	while ((skb = virtqueue_get_buf(sq->vq, &len)) != NULL) {  in free_old_xmit_skbs()
848 static int xmit_skb(struct send_queue *sq, struct sk_buff *skb)  in xmit_skb()  argument
852 	struct virtnet_info *vi = sq->vq->vdev->priv;  in xmit_skb()
902 	sg_init_table(sq->sg, skb_shinfo(skb)->nr_frags + (can_push ? 1 : 2));  in xmit_skb()
905 		num_sg = skb_to_sgvec(skb, sq->sg, 0, skb->len);  in xmit_skb()
909 		sg_set_buf(sq->sg, hdr, hdr_len);  in xmit_skb()
910 		num_sg = skb_to_sgvec(skb, sq->sg + 1, 0, skb->len) + 1;  in xmit_skb()
912 	return virtqueue_add_outbuf(sq->vq, sq->sg, num_sg, skb, GFP_ATOMIC);  in xmit_skb()
919 	struct send_queue *sq = &vi->sq[qnum];  in start_xmit()  local
925 	free_old_xmit_skbs(sq);  in start_xmit()
931 	err = xmit_skb(sq, skb);  in start_xmit()
958 	if (sq->vq->num_free < 2+MAX_SKB_FRAGS) {  in start_xmit()
960 		if (unlikely(!virtqueue_enable_cb_delayed(sq->vq))) {  in start_xmit()
962 			free_old_xmit_skbs(sq);  in start_xmit()
963 			if (sq->vq->num_free >= 2+MAX_SKB_FRAGS) {  in start_xmit()
965 				virtqueue_disable_cb(sq->vq);  in start_xmit()
971 		virtqueue_kick(sq->vq);  in start_xmit()
1260 			virtqueue_set_affinity(vi->sq[i].vq, -1);  in virtnet_clean_affinity()
1285 		virtqueue_set_affinity(vi->sq[i].vq, cpu);  in virtnet_set_affinity()
1320 	ring->tx_max_pending = virtqueue_get_vring_size(vi->sq[0].vq);  in virtnet_get_ringparam()
1469 	kfree(vi->sq);  in virtnet_free_queues()
1496 		struct virtqueue *vq = vi->sq[i].vq;  in free_unused_bufs()
1566 		sprintf(vi->sq[i].name, "output.%d", i);  in virtnet_find_vqs()
1568 		names[txq2vq(i)] = vi->sq[i].name;  in virtnet_find_vqs()
1584 		vi->sq[i].vq = vqs[txq2vq(i)];  in virtnet_find_vqs()
1607 	vi->sq = kzalloc(sizeof(*vi->sq) * vi->max_queue_pairs, GFP_KERNEL);  in virtnet_alloc_queues()
1608 	if (!vi->sq)  in virtnet_alloc_queues()
1623 		sg_init_table(vi->sq[i].sg, ARRAY_SIZE(vi->sq[i].sg));  in virtnet_alloc_queues()
1629 	kfree(vi->sq);  in virtnet_alloc_queues()