diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/datagram.c | 14 | ||||
| -rw-r--r-- | net/core/dev.c | 27 | ||||
| -rw-r--r-- | net/core/ethtool.c | 3 |
3 files changed, 31 insertions, 13 deletions
diff --git a/net/core/datagram.c b/net/core/datagram.c index d0de644b378d..b01a76abe1d2 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -64,13 +64,25 @@ static inline int connection_based(struct sock *sk) return sk->sk_type == SOCK_SEQPACKET || sk->sk_type == SOCK_STREAM; } +static int receiver_wake_function(wait_queue_t *wait, unsigned mode, int sync, + void *key) +{ + unsigned long bits = (unsigned long)key; + + /* + * Avoid a wakeup if event not interesting for us + */ + if (bits && !(bits & (POLLIN | POLLERR))) + return 0; + return autoremove_wake_function(wait, mode, sync, key); +} /* * Wait for a packet.. */ static int wait_for_packet(struct sock *sk, int *err, long *timeo_p) { int error; - DEFINE_WAIT(wait); + DEFINE_WAIT_FUNC(wait, receiver_wake_function); prepare_to_wait_exclusive(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE); diff --git a/net/core/dev.c b/net/core/dev.c index 52fea5b28ca6..308a7d0c277f 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1336,7 +1336,12 @@ static void dev_queue_xmit_nit(struct sk_buff *skb, struct net_device *dev) { struct packet_type *ptype; +#ifdef CONFIG_NET_CLS_ACT + if (!(skb->tstamp.tv64 && (G_TC_FROM(skb->tc_verd) & AT_INGRESS))) + net_timestamp(skb); +#else net_timestamp(skb); +#endif rcu_read_lock(); list_for_each_entry_rcu(ptype, &ptype_all, list) { @@ -1430,7 +1435,7 @@ void netif_device_detach(struct net_device *dev) { if (test_and_clear_bit(__LINK_STATE_PRESENT, &dev->state) && netif_running(dev)) { - netif_stop_queue(dev); + netif_tx_stop_all_queues(dev); } } EXPORT_SYMBOL(netif_device_detach); @@ -1445,7 +1450,7 @@ void netif_device_attach(struct net_device *dev) { if (!test_and_set_bit(__LINK_STATE_PRESENT, &dev->state) && netif_running(dev)) { - netif_wake_queue(dev); + netif_tx_wake_all_queues(dev); __netdev_watchdog_up(dev); } } @@ -2328,8 +2333,10 @@ static int napi_gro_complete(struct sk_buff *skb) struct list_head *head = &ptype_base[ntohs(type) & PTYPE_HASH_MASK]; int err = -ENOENT; - if (NAPI_GRO_CB(skb)->count == 1) + if (NAPI_GRO_CB(skb)->count == 1) { + skb_shinfo(skb)->gso_size = 0; goto out; + } rcu_read_lock(); list_for_each_entry_rcu(ptype, head, list) { @@ -2348,7 +2355,6 @@ static int napi_gro_complete(struct sk_buff *skb) } out: - skb_shinfo(skb)->gso_size = 0; return netif_receive_skb(skb); } @@ -2472,8 +2478,9 @@ static int __napi_gro_receive(struct napi_struct *napi, struct sk_buff *skb) return GRO_NORMAL; for (p = napi->gro_list; p; p = p->next) { - NAPI_GRO_CB(p)->same_flow = !compare_ether_header( - skb_mac_header(p), skb_gro_mac_header(skb)); + NAPI_GRO_CB(p)->same_flow = (p->dev == skb->dev) + && !compare_ether_header(skb_mac_header(p), + skb_gro_mac_header(skb)); NAPI_GRO_CB(p)->flush = 0; } @@ -2538,9 +2545,9 @@ struct sk_buff *napi_fraginfo_skb(struct napi_struct *napi, } BUG_ON(info->nr_frags > MAX_SKB_FRAGS); - frag = &info->frags[info->nr_frags - 1]; + frag = info->frags; - for (i = skb_shinfo(skb)->nr_frags; i < info->nr_frags; i++) { + for (i = 0; i < info->nr_frags; i++) { skb_fill_page_desc(skb, i, frag->page, frag->page_offset, frag->size); frag++; @@ -4398,7 +4405,7 @@ int register_netdevice(struct net_device *dev) dev->iflink = -1; #ifdef CONFIG_COMPAT_NET_DEV_OPS - /* Netdevice_ops API compatiability support. + /* Netdevice_ops API compatibility support. * This is temporary until all network devices are converted. */ if (dev->netdev_ops) { @@ -4409,7 +4416,7 @@ int register_netdevice(struct net_device *dev) dev->name, netdev_drivername(dev, drivername, 64)); /* This works only because net_device_ops and the - compatiablity structure are the same. */ + compatibility structure are the same. */ dev->netdev_ops = (void *) &(dev->init); } #endif diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 244ca56dffac..d9d5160610d5 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -261,8 +261,7 @@ static int ethtool_get_rxnfc(struct net_device *dev, void __user *useraddr) ret = 0; err_out: - if (rule_buf) - kfree(rule_buf); + kfree(rule_buf); return ret; } |