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-rw-r--r--include/linux/netdevice.h17
1 files changed, 12 insertions, 5 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index aa2d3c12c4d8..85f99f60deea 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -313,10 +313,12 @@ struct net_device
313 313
314 /* Segmentation offload features */ 314 /* Segmentation offload features */
315#define NETIF_F_GSO_SHIFT 16 315#define NETIF_F_GSO_SHIFT 16
316#define NETIF_F_GSO_MASK 0xffff0000
316#define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) 317#define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT)
317#define NETIF_F_UFO (SKB_GSO_UDPV4 << NETIF_F_GSO_SHIFT) 318#define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT)
318#define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT) 319#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) 320#define NETIF_F_TSO_ECN (SKB_GSO_TCP_ECN << NETIF_F_GSO_SHIFT)
321#define NETIF_F_TSO6 (SKB_GSO_TCPV6 << NETIF_F_GSO_SHIFT)
320 322
321#define NETIF_F_GEN_CSUM (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM) 323#define NETIF_F_GEN_CSUM (NETIF_F_NO_CSUM | NETIF_F_HW_CSUM)
322#define NETIF_F_ALL_CSUM (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM) 324#define NETIF_F_ALL_CSUM (NETIF_F_IP_CSUM | NETIF_F_GEN_CSUM)
@@ -991,13 +993,18 @@ extern void dev_seq_stop(struct seq_file *seq, void *v);
991 993
992extern void linkwatch_run_queue(void); 994extern void linkwatch_run_queue(void);
993 995
994static inline int skb_gso_ok(struct sk_buff *skb, int features) 996static inline int net_gso_ok(int features, int gso_type)
995{ 997{
996 int feature = skb_shinfo(skb)->gso_size ? 998 int feature = gso_type << NETIF_F_GSO_SHIFT;
997 skb_shinfo(skb)->gso_type << NETIF_F_GSO_SHIFT : 0;
998 return (features & feature) == feature; 999 return (features & feature) == feature;
999} 1000}
1000 1001
1002static inline int skb_gso_ok(struct sk_buff *skb, int features)
1003{
1004 return net_gso_ok(features, skb_shinfo(skb)->gso_size ?
1005 skb_shinfo(skb)->gso_type : 0);
1006}
1007
1001static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb) 1008static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb)
1002{ 1009{
1003 return !skb_gso_ok(skb, dev->features); 1010 return !skb_gso_ok(skb, dev->features);