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Diffstat (limited to 'include')
-rw-r--r--include/linux/netdevice.h8
-rw-r--r--include/linux/skbuff.h5
-rw-r--r--include/net/protocol.h2
-rw-r--r--include/net/tcp.h1
4 files changed, 13 insertions, 3 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 85f99f60dee..76cc099c858 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -549,6 +549,7 @@ struct packet_type {
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;
};
@@ -1001,13 +1002,14 @@ static inline int net_gso_ok(int features, int gso_type)
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_HW));
}
#endif /* __KERNEL__ */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 3597b4f1438..0bf31b83578 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1455,5 +1455,10 @@ static inline void skb_init_secmark(struct sk_buff *skb)
{ }
#endif
+static inline int skb_is_gso(const struct sk_buff *skb)
+{
+ return skb_shinfo(skb)->gso_size;
+}
+
#endif /* __KERNEL__ */
#endif /* _LINUX_SKBUFF_H */
diff --git a/include/net/protocol.h b/include/net/protocol.h
index a225d6371cb..c643bce64e5 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -36,6 +36,7 @@
struct net_protocol {
int (*handler)(struct sk_buff *skb);
void (*err_handler)(struct sk_buff *skb, u32 info);
+ int (*gso_send_check)(struct sk_buff *skb);
struct sk_buff *(*gso_segment)(struct sk_buff *skb,
int features);
int no_policy;
@@ -51,6 +52,7 @@ struct inet6_protocol
int type, int code, int offset,
__u32 info);
+ int (*gso_send_check)(struct sk_buff *skb);
struct sk_buff *(*gso_segment)(struct sk_buff *skb,
int features);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 3cd803b0d7a..0720bddff1e 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1086,6 +1086,7 @@ extern struct request_sock_ops tcp_request_sock_ops;
extern int tcp_v4_destroy_sock(struct sock *sk);
+extern int tcp_v4_gso_send_check(struct sk_buff *skb);
extern struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features);
#ifdef CONFIG_PROC_FS