#define NETIF_F_TSO_ECN (SKB_GSO_TCP_ECN << NETIF_F_GSO_SHIFT)
#define NETIF_F_TSO6 (SKB_GSO_TCPV6 << NETIF_F_GSO_SHIFT)
+ /* List of features with software fallbacks. */
+#define NETIF_F_GSO_SOFTWARE (NETIF_F_TSO | NETIF_F_TSO_ECN | NETIF_F_TSO6)
+
#define NETIF_F_GEN_CSUM (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM)
#define NETIF_F_ALL_CSUM (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM)
struct net_device_stats* (*get_stats)(struct net_device *dev);
- struct iw_statistics* (*get_wireless_stats)(struct net_device *dev);
/* List of functions to handle Wireless Extensions (instead of ioctl).
* See <net/iw_handler.h> for details. Jean II */
/* Instance data managed by the core of Wireless Extensions. */
struct iw_public_data * wireless_data;
- struct ethtool_ops *ethtool_ops;
+ const struct ethtool_ops *ethtool_ops;
/*
* This marks the end of the "visible" part of the structure. All
struct net_device *);
struct sk_buff *(*gso_segment)(struct sk_buff *skb,
int features);
+ int (*gso_send_check)(struct sk_buff *skb);
void *af_packet_priv;
struct list_head list;
};
static inline int netif_tx_trylock(struct net_device *dev)
{
- int err = spin_trylock(&dev->_xmit_lock);
- if (!err)
+ int ok = spin_trylock(&dev->_xmit_lock);
+ if (likely(ok))
dev->xmit_lock_owner = smp_processor_id();
- return err;
+ return ok;
}
static inline void netif_tx_unlock(struct net_device *dev)
extern int netdev_max_backlog;
extern int weight_p;
extern int netdev_set_master(struct net_device *dev, struct net_device *master);
-extern int skb_checksum_help(struct sk_buff *skb, int inward);
+extern int skb_checksum_help(struct sk_buff *skb);
extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, int features);
#ifdef CONFIG_BUG
extern void netdev_rx_csum_fault(struct net_device *dev);
static inline int skb_gso_ok(struct sk_buff *skb, int features)
{
- return net_gso_ok(features, skb_shinfo(skb)->gso_size ?
- skb_shinfo(skb)->gso_type : 0);
+ return net_gso_ok(features, skb_shinfo(skb)->gso_type);
}
static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb)
{
- return !skb_gso_ok(skb, dev->features);
+ return skb_is_gso(skb) &&
+ (!skb_gso_ok(skb, dev->features) ||
+ unlikely(skb->ip_summed != CHECKSUM_PARTIAL));
+}
+
+/* On bonding slaves other than the currently active slave, suppress
+ * duplicates except for 802.3ad ETH_P_SLOW, alb non-mcast/bcast, and
+ * ARP on active-backup slaves with arp_validate enabled.
+ */
+static inline int skb_bond_should_drop(struct sk_buff *skb)
+{
+ struct net_device *dev = skb->dev;
+ struct net_device *master = dev->master;
+
+ if (master &&
+ (dev->priv_flags & IFF_SLAVE_INACTIVE)) {
+ if ((dev->priv_flags & IFF_SLAVE_NEEDARP) &&
+ skb->protocol == __constant_htons(ETH_P_ARP))
+ return 0;
+
+ if (master->priv_flags & IFF_MASTER_ALB) {
+ if (skb->pkt_type != PACKET_BROADCAST &&
+ skb->pkt_type != PACKET_MULTICAST)
+ return 0;
+ }
+ if (master->priv_flags & IFF_MASTER_8023AD &&
+ skb->protocol == __constant_htons(ETH_P_SLOW))
+ return 0;
+
+ return 1;
+ }
+ return 0;
}
#endif /* __KERNEL__ */