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authorChangli Gao <xiaosuo@gmail.com>2010-07-10 20:41:55 +0000
committerDavid S. Miller <davem@davemloft.net>2010-07-12 20:21:46 -0700
commit7ba42910073f8432934d61a6c08b1023c408fb62 (patch)
tree4f74648133eaf6cbea26d59c43d34e7153648f5d /net/ipv4/af_inet.c
parent53d3176b282cc105493babb0fef36c8b873f6201 (diff)
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>
Diffstat (limited to 'net/ipv4/af_inet.c')
-rw-r--r--net/ipv4/af_inet.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 3ceb025b16f2..6a1100c25a9f 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -727,28 +727,31 @@ int inet_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
sock_rps_record_flow(sk);
/* We may need to bind the socket. */
- if (!inet_sk(sk)->inet_num && inet_autobind(sk))
+ if (!inet_sk(sk)->inet_num && !sk->sk_prot->no_autobind &&
+ inet_autobind(sk))
return -EAGAIN;
return sk->sk_prot->sendmsg(iocb, sk, msg, size);
}
EXPORT_SYMBOL(inet_sendmsg);
-static ssize_t inet_sendpage(struct socket *sock, struct page *page, int offset,
- size_t size, int flags)
+ssize_t inet_sendpage(struct socket *sock, struct page *page, int offset,
+ size_t size, int flags)
{
struct sock *sk = sock->sk;
sock_rps_record_flow(sk);
/* We may need to bind the socket. */
- if (!inet_sk(sk)->inet_num && inet_autobind(sk))
+ if (!inet_sk(sk)->inet_num && !sk->sk_prot->no_autobind &&
+ inet_autobind(sk))
return -EAGAIN;
if (sk->sk_prot->sendpage)
return sk->sk_prot->sendpage(sk, page, offset, size, flags);
return sock_no_sendpage(sock, page, offset, size, flags);
}
+EXPORT_SYMBOL(inet_sendpage);
int inet_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg,
size_t size, int flags)
@@ -894,10 +897,10 @@ const struct proto_ops inet_stream_ops = {
.shutdown = inet_shutdown,
.setsockopt = sock_common_setsockopt,
.getsockopt = sock_common_getsockopt,
- .sendmsg = tcp_sendmsg,
+ .sendmsg = inet_sendmsg,
.recvmsg = inet_recvmsg,
.mmap = sock_no_mmap,
- .sendpage = tcp_sendpage,
+ .sendpage = inet_sendpage,
.splice_read = tcp_splice_read,
#ifdef CONFIG_COMPAT
.compat_setsockopt = compat_sock_common_setsockopt,