diff options
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r-- | include/linux/netdevice.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 03cd7551a7a1..aa2d3c12c4d8 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h | |||
@@ -315,6 +315,8 @@ struct net_device | |||
315 | #define NETIF_F_GSO_SHIFT 16 | 315 | #define NETIF_F_GSO_SHIFT 16 |
316 | #define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) | 316 | #define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) |
317 | #define NETIF_F_UFO (SKB_GSO_UDPV4 << NETIF_F_GSO_SHIFT) | 317 | #define NETIF_F_UFO (SKB_GSO_UDPV4 << NETIF_F_GSO_SHIFT) |
318 | #define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT) | ||
319 | #define NETIF_F_TSO_ECN (SKB_GSO_TCPV4_ECN << NETIF_F_GSO_SHIFT) | ||
318 | 320 | ||
319 | #define NETIF_F_GEN_CSUM (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM) | 321 | #define NETIF_F_GEN_CSUM (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM) |
320 | #define NETIF_F_ALL_CSUM (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM) | 322 | #define NETIF_F_ALL_CSUM (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM) |
@@ -543,7 +545,8 @@ struct packet_type { | |||
543 | struct net_device *, | 545 | struct net_device *, |
544 | struct packet_type *, | 546 | struct packet_type *, |
545 | struct net_device *); | 547 | struct net_device *); |
546 | struct sk_buff *(*gso_segment)(struct sk_buff *skb, int sg); | 548 | struct sk_buff *(*gso_segment)(struct sk_buff *skb, |
549 | int features); | ||
547 | void *af_packet_priv; | 550 | void *af_packet_priv; |
548 | struct list_head list; | 551 | struct list_head list; |
549 | }; | 552 | }; |
@@ -968,7 +971,7 @@ extern int netdev_max_backlog; | |||
968 | extern int weight_p; | 971 | extern int weight_p; |
969 | extern int netdev_set_master(struct net_device *dev, struct net_device *master); | 972 | extern int netdev_set_master(struct net_device *dev, struct net_device *master); |
970 | extern int skb_checksum_help(struct sk_buff *skb, int inward); | 973 | extern int skb_checksum_help(struct sk_buff *skb, int inward); |
971 | extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, int sg); | 974 | extern struct sk_buff *skb_gso_segment(struct sk_buff *skb, int features); |
972 | #ifdef CONFIG_BUG | 975 | #ifdef CONFIG_BUG |
973 | extern void netdev_rx_csum_fault(struct net_device *dev); | 976 | extern void netdev_rx_csum_fault(struct net_device *dev); |
974 | #else | 977 | #else |
@@ -988,11 +991,16 @@ extern void dev_seq_stop(struct seq_file *seq, void *v); | |||
988 | 991 | ||
989 | extern void linkwatch_run_queue(void); | 992 | extern void linkwatch_run_queue(void); |
990 | 993 | ||
994 | static inline int skb_gso_ok(struct sk_buff *skb, int features) | ||
995 | { | ||
996 | int feature = skb_shinfo(skb)->gso_size ? | ||
997 | skb_shinfo(skb)->gso_type << NETIF_F_GSO_SHIFT : 0; | ||
998 | return (features & feature) == feature; | ||
999 | } | ||
1000 | |||
991 | static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb) | 1001 | static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb) |
992 | { | 1002 | { |
993 | int feature = skb_shinfo(skb)->gso_type << NETIF_F_GSO_SHIFT; | 1003 | return !skb_gso_ok(skb, dev->features); |
994 | return skb_shinfo(skb)->gso_size && | ||
995 | (dev->features & feature) != feature; | ||
996 | } | 1004 | } |
997 | 1005 | ||
998 | #endif /* __KERNEL__ */ | 1006 | #endif /* __KERNEL__ */ |