mirror of https://gitee.com/openkylin/linux.git
Phonet: use net_device built-in stats for GPRS
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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fb28ad3590
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9b1582d451
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@ -41,7 +41,6 @@ struct gprs_dev {
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void (*old_write_space)(struct sock *);
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struct net_device *net;
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struct net_device_stats stats;
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struct sk_buff_head tx_queue;
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struct work_struct tx_work;
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@ -83,6 +82,7 @@ static void gprs_state_change(struct sock *sk)
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static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
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{
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struct net_device *net = dev->net;
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int err = 0;
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__be16 protocol = gprs_type_trans(skb);
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@ -99,7 +99,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
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* so wrap the IP packet as a single fragment of an head-less
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* socket buffer. The network stack will pull what it needs,
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* but at least, the whole IP payload is not memcpy'd. */
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rskb = netdev_alloc_skb(dev->net, 0);
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rskb = netdev_alloc_skb(net, 0);
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if (!rskb) {
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err = -ENOBUFS;
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goto drop;
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@ -123,11 +123,11 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
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skb->protocol = protocol;
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skb_reset_mac_header(skb);
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skb->dev = dev->net;
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skb->dev = net;
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if (likely(dev->net->flags & IFF_UP)) {
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dev->stats.rx_packets++;
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dev->stats.rx_bytes += skb->len;
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if (likely(net->flags & IFF_UP)) {
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net->stats.rx_packets++;
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net->stats.rx_bytes += skb->len;
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netif_rx(skb);
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skb = NULL;
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} else
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@ -136,7 +136,7 @@ static int gprs_recv(struct gprs_dev *dev, struct sk_buff *skb)
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drop:
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if (skb) {
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dev_kfree_skb(skb);
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dev->stats.rx_dropped++;
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net->stats.rx_dropped++;
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}
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return err;
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}
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@ -199,14 +199,15 @@ static int gprs_xmit(struct sk_buff *skb, struct net_device *net)
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static void gprs_tx(struct work_struct *work)
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{
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struct gprs_dev *dev = container_of(work, struct gprs_dev, tx_work);
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struct net_device *net = dev->net;
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struct sock *sk = dev->sk;
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struct sk_buff *skb;
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while ((skb = skb_dequeue(&dev->tx_queue)) != NULL) {
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int err;
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dev->stats.tx_bytes += skb->len;
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dev->stats.tx_packets++;
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net->stats.tx_bytes += skb->len;
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net->stats.tx_packets++;
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skb_orphan(skb);
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skb_set_owner_w(skb, sk);
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@ -215,9 +216,9 @@ static void gprs_tx(struct work_struct *work)
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err = pep_write(sk, skb);
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if (err) {
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LIMIT_NETDEBUG(KERN_WARNING"%s: TX error (%d)\n",
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dev->net->name, err);
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dev->stats.tx_aborted_errors++;
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dev->stats.tx_errors++;
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net->name, err);
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net->stats.tx_aborted_errors++;
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net->stats.tx_errors++;
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}
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release_sock(sk);
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}
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@ -236,13 +237,6 @@ static int gprs_set_mtu(struct net_device *net, int new_mtu)
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return 0;
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}
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static struct net_device_stats *gprs_get_stats(struct net_device *net)
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{
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struct gprs_dev *dev = netdev_priv(net);
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return &dev->stats;
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}
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static void gprs_setup(struct net_device *net)
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{
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net->features = NETIF_F_FRAGLIST;
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@ -256,7 +250,6 @@ static void gprs_setup(struct net_device *net)
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net->destructor = free_netdev;
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net->hard_start_xmit = gprs_xmit; /* mandatory */
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net->change_mtu = gprs_set_mtu;
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net->get_stats = gprs_get_stats;
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}
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/*
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