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| author | Octavian Purdila <opurdila@ixiacom.com> | 2010-01-17 19:09:39 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-17 19:09:39 -0800 |
| commit | 72659ecce68588b74f6c46862c2b4cec137d7a5a (patch) | |
| tree | 791c5900e2a2b219774904cef7fab90fa462b81c /include | |
| parent | 0ec00f0392b807d57a2281576a96552d7694b6bb (diff) | |
| download | kernel-common-72659ecce68588b74f6c46862c2b4cec137d7a5a.tar.gz kernel-common-72659ecce68588b74f6c46862c2b4cec137d7a5a.tar.bz2 kernel-common-72659ecce68588b74f6c46862c2b4cec137d7a5a.zip | |
tcp: account SYN-ACK timeouts & retransmissions
Currently we don't increment SYN-ACK timeouts & retransmissions
although we do increment the same stats for SYN. We seem to have lost
the SYN-ACK accounting with the introduction of tcp_syn_recv_timer
(commit 2248761e in the netdev-vger-cvs tree).
This patch fixes this issue. In the process we also rename the v4/v6
syn/ack retransmit functions for clarity. We also add a new
request_socket operations (syn_ack_timeout) so we can keep code in
inet_connection_sock.c protocol agnostic.
Signed-off-by: Octavian Purdila <opurdila@ixiacom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/request_sock.h | 2 | ||||
| -rw-r--r-- | include/net/tcp.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/include/net/request_sock.h b/include/net/request_sock.h index c9b50ebd9ce9..99e6e19b57c2 100644 --- a/include/net/request_sock.h +++ b/include/net/request_sock.h @@ -45,6 +45,8 @@ struct request_sock_ops { void (*send_reset)(struct sock *sk, struct sk_buff *skb); void (*destructor)(struct request_sock *req); + void (*syn_ack_timeout)(struct sock *sk, + struct request_sock *req); }; /* struct request_sock - mini sock to represent a connection request diff --git a/include/net/tcp.h b/include/net/tcp.h index 788c99f98597..87d164b9bd8f 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -400,6 +400,8 @@ extern int compat_tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval, unsigned int optlen); extern void tcp_set_keepalive(struct sock *sk, int val); +extern void tcp_syn_ack_timeout(struct sock *sk, + struct request_sock *req); extern int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, size_t len, int nonblock, |