100 	struct sk_buff *skb;  in ntb_netdev_rx_handler()  local
103 	skb = data;  in ntb_netdev_rx_handler()
104 	if (!skb)  in ntb_netdev_rx_handler()
109 	skb_put(skb, len);  in ntb_netdev_rx_handler()
110 	skb->protocol = eth_type_trans(skb, ndev);  in ntb_netdev_rx_handler()
111 	skb->ip_summed = CHECKSUM_NONE;  in ntb_netdev_rx_handler()
113 	if (netif_rx(skb) == NET_RX_DROP) {  in ntb_netdev_rx_handler()
121 	skb = netdev_alloc_skb(ndev, ndev->mtu + ETH_HLEN);  in ntb_netdev_rx_handler()
122 	if (!skb) {  in ntb_netdev_rx_handler()
128 	rc = ntb_transport_rx_enqueue(qp, skb, skb->data, ndev->mtu + ETH_HLEN);  in ntb_netdev_rx_handler()
130 		dev_kfree_skb(skb);  in ntb_netdev_rx_handler()
140 	struct sk_buff *skb;  in ntb_netdev_tx_handler()  local
142 	skb = data;  in ntb_netdev_tx_handler()
143 	if (!skb || !ndev)  in ntb_netdev_tx_handler()
148 		ndev->stats.tx_bytes += skb->len;  in ntb_netdev_tx_handler()
154 	dev_kfree_skb(skb);  in ntb_netdev_tx_handler()
157 static netdev_tx_t ntb_netdev_start_xmit(struct sk_buff *skb,  in ntb_netdev_start_xmit()  argument
163 	netdev_dbg(ndev, "%s: skb len %d\n", __func__, skb->len);  in ntb_netdev_start_xmit()
165 	rc = ntb_transport_tx_enqueue(dev->qp, skb, skb->data, skb->len);  in ntb_netdev_start_xmit()
180 	struct sk_buff *skb;  in ntb_netdev_open()  local
185 		skb = netdev_alloc_skb(ndev, ndev->mtu + ETH_HLEN);  in ntb_netdev_open()
186 		if (!skb) {  in ntb_netdev_open()
191 		rc = ntb_transport_rx_enqueue(dev->qp, skb, skb->data,  in ntb_netdev_open()
194 			dev_kfree_skb(skb);  in ntb_netdev_open()
205 	while ((skb = ntb_transport_rx_remove(dev->qp, &len)))  in ntb_netdev_open()
206 		dev_kfree_skb(skb);  in ntb_netdev_open()
213 	struct sk_buff *skb;  in ntb_netdev_close()  local
218 	while ((skb = ntb_transport_rx_remove(dev->qp, &len)))  in ntb_netdev_close()
219 		dev_kfree_skb(skb);  in ntb_netdev_close()
227 	struct sk_buff *skb;  in ntb_netdev_change_mtu()  local
244 		for (i = 0; (skb = ntb_transport_rx_remove(dev->qp, &len)); i++)  in ntb_netdev_change_mtu()
245 			dev_kfree_skb(skb);  in ntb_netdev_change_mtu()
248 			skb = netdev_alloc_skb(ndev, new_mtu + ETH_HLEN);  in ntb_netdev_change_mtu()
249 			if (!skb) {  in ntb_netdev_change_mtu()
254 			rc = ntb_transport_rx_enqueue(dev->qp, skb, skb->data,  in ntb_netdev_change_mtu()
257 				dev_kfree_skb(skb);  in ntb_netdev_change_mtu()
272 	while ((skb = ntb_transport_rx_remove(dev->qp, &len)))  in ntb_netdev_change_mtu()
273 		dev_kfree_skb(skb);  in ntb_netdev_change_mtu()