diff options
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index ee81906b5164..c36c76caf20b 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -710,8 +710,10 @@ struct net_device void (*poll_controller)(struct net_device *dev); #endif +#ifdef CONFIG_NET_NS /* Network namespace this network device is inside */ struct net *nd_net; +#endif /* bridge stuff */ struct net_bridge_port *br_port; @@ -726,6 +728,10 @@ struct net_device /* rtnetlink link ops */ const struct rtnl_link_ops *rtnl_link_ops; + /* for setting kernel sock attribute on TCP connection setup */ +#define GSO_MAX_SIZE 65536 + unsigned int gso_max_size; + /* The TX queue control structures */ unsigned int egress_subqueue_count; struct net_device_subqueue egress_subqueue[1]; @@ -735,6 +741,29 @@ struct net_device #define NETDEV_ALIGN 32 #define NETDEV_ALIGN_CONST (NETDEV_ALIGN - 1) +#ifdef CONFIG_NET +/* + * Net namespace inlines + */ +static inline +struct net *dev_net(const struct net_device *dev) +{ +#ifdef CONFIG_NET_NS + return dev->nd_net; +#else + return &init_net; +#endif +} + +static inline +void dev_net_set(struct net_device *dev, struct net *net) +{ +#ifdef CONFIG_NET_NS + dev->nd_net = net; +#endif +} +#endif + /** * netdev_priv - access network device private data * @dev: network device @@ -798,6 +827,7 @@ struct packet_type { extern rwlock_t dev_base_lock; /* Device list lock */ +#ifdef CONFIG_NET #define for_each_netdev(net, d) \ list_for_each_entry(d, &(net)->dev_base_head, dev_list) #define for_each_netdev_safe(net, d, n) \ @@ -811,7 +841,7 @@ static inline struct net_device *next_net_device(struct net_device *dev) struct list_head *lh; struct net *net; - net = dev->nd_net; + net = dev_net(dev); lh = dev->dev_list.next; return lh == &net->dev_base_head ? NULL : net_device_entry(lh); } @@ -821,6 +851,7 @@ static inline struct net_device *first_net_device(struct net *net) return list_empty(&net->dev_base_head) ? NULL : net_device_entry(net->dev_base_head.next); } +#endif extern int netdev_boot_setup_check(struct net_device *dev); extern unsigned long netdev_boot_base(const char *prefix, int unit); @@ -1479,6 +1510,12 @@ static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb) unlikely(skb->ip_summed != CHECKSUM_PARTIAL)); } +static inline void netif_set_gso_max_size(struct net_device *dev, + unsigned int size) +{ + dev->gso_max_size = size; +} + /* 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. |