[IPV6]: Added GSO support for TCPv6

This patch adds GSO support for IPv6 and TCPv6.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/net/protocol.h b/include/net/protocol.h
index 40b6b9c9973f..a225d6371cb1 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -50,11 +50,17 @@ struct inet6_protocol
                                struct inet6_skb_parm *opt,
                                int type, int code, int offset,
                                __u32 info);
+
+        struct sk_buff *(*gso_segment)(struct sk_buff *skb,
+                                       int features);
+
         unsigned int    flags;  /* INET6_PROTO_xxx */
 };
 
 #define INET6_PROTO_NOPOLICY    0x1
 #define INET6_PROTO_FINAL       0x2
+/* This should be set for any extension header which is compatible with GSO. */
+#define INET6_PROTO_GSO_EXTHDR  0x4
 #endif
 
 /* This is used to register socket interfaces for IP protocols.  */