inet, inet6: make tcp_sendmsg() and tcp_sendpage() through inet_sendmsg() and inet_sendpage()

a new boolean flag no_autobind is added to structure proto to avoid the autobind
calls when the protocol is TCP. Then sock_rps_record_flow() is called int the
TCP's sendmsg() and sendpage() pathes.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
 include/net/inet_common.h |    4 ++++
 include/net/sock.h        |    1 +
 include/net/tcp.h         |    8 ++++----
 net/ipv4/af_inet.c        |   15 +++++++++------
 net/ipv4/tcp.c            |   11 +++++------
 net/ipv4/tcp_ipv4.c       |    3 +++
 net/ipv6/af_inet6.c       |    8 ++++----
 net/ipv6/tcp_ipv6.c       |    3 +++
 8 files changed, 33 insertions(+), 20 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c
index e830cd4..56b9bf2 100644
--- a/net/ipv6/af_inet6.c
+++ b/net/ipv6/af_inet6.c
@@ -522,10 +522,10 @@
 	.shutdown	   = inet_shutdown,		/* ok		*/
 	.setsockopt	   = sock_common_setsockopt,	/* ok		*/
 	.getsockopt	   = sock_common_getsockopt,	/* ok		*/
-	.sendmsg	   = tcp_sendmsg,		/* ok		*/
-	.recvmsg	   = sock_common_recvmsg,	/* ok		*/
+	.sendmsg	   = inet_sendmsg,		/* ok		*/
+	.recvmsg	   = inet_recvmsg,		/* ok		*/
 	.mmap		   = sock_no_mmap,
-	.sendpage	   = tcp_sendpage,
+	.sendpage	   = inet_sendpage,
 	.splice_read	   = tcp_splice_read,
 #ifdef CONFIG_COMPAT
 	.compat_setsockopt = compat_sock_common_setsockopt,
@@ -549,7 +549,7 @@
 	.setsockopt	   = sock_common_setsockopt,	/* ok		*/
 	.getsockopt	   = sock_common_getsockopt,	/* ok		*/
 	.sendmsg	   = inet_sendmsg,		/* ok		*/
-	.recvmsg	   = sock_common_recvmsg,	/* ok		*/
+	.recvmsg	   = inet_recvmsg,		/* ok		*/
 	.mmap		   = sock_no_mmap,
 	.sendpage	   = sock_no_sendpage,
 #ifdef CONFIG_COMPAT