diff options
| -rw-r--r-- | include/net/tcp.h | 35 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 35 |
2 files changed, 36 insertions, 34 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index 48081ad..306580c 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -926,40 +926,7 @@ static const char *statename[]={ "Close Wait","Last ACK","Listen","Closing" }; #endif - -static inline void tcp_set_state(struct sock *sk, int state) -{ - int oldstate = sk->sk_state; - - switch (state) { - case TCP_ESTABLISHED: - if (oldstate != TCP_ESTABLISHED) - TCP_INC_STATS(TCP_MIB_CURRESTAB); - break; - - case TCP_CLOSE: - if (oldstate == TCP_CLOSE_WAIT || oldstate == TCP_ESTABLISHED) - TCP_INC_STATS(TCP_MIB_ESTABRESETS); - - sk->sk_prot->unhash(sk); - if (inet_csk(sk)->icsk_bind_hash && - !(sk->sk_userlocks & SOCK_BINDPORT_LOCK)) - inet_put_port(&tcp_hashinfo, sk); - /* fall through */ - default: - if (oldstate==TCP_ESTABLISHED) - TCP_DEC_STATS(TCP_MIB_CURRESTAB); - } - - /* Change state AFTER socket is unhashed to avoid closed - * socket sitting in hash tables. - */ - sk->sk_state = state; - -#ifdef STATE_TRACE - SOCK_DEBUG(sk, "TCP sk=%p, State %s -> %s\n",sk, statename[oldstate],statename[state]); -#endif -} +extern void tcp_set_state(struct sock *sk, int state); extern void tcp_done(struct sock *sk); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 34085e3..a0d373b 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1652,6 +1652,41 @@ recv_urg: goto out; } +void tcp_set_state(struct sock *sk, int state) +{ + int oldstate = sk->sk_state; + + switch (state) { + case TCP_ESTABLISHED: + if (oldstate != TCP_ESTABLISHED) + TCP_INC_STATS(TCP_MIB_CURRESTAB); + break; + + case TCP_CLOSE: + if (oldstate == TCP_CLOSE_WAIT || oldstate == TCP_ESTABLISHED) + TCP_INC_STATS(TCP_MIB_ESTABRESETS); + + sk->sk_prot->unhash(sk); + if (inet_csk(sk)->icsk_bind_hash && + !(sk->sk_userlocks & SOCK_BINDPORT_LOCK)) + inet_put_port(&tcp_hashinfo, sk); + /* fall through */ + default: + if (oldstate==TCP_ESTABLISHED) + TCP_DEC_STATS(TCP_MIB_CURRESTAB); + } + + /* Change state AFTER socket is unhashed to avoid closed + * socket sitting in hash tables. + */ + sk->sk_state = state; + +#ifdef STATE_TRACE + SOCK_DEBUG(sk, "TCP sk=%p, State %s -> %s\n",sk, statename[oldstate],statename[state]); +#endif +} +EXPORT_SYMBOL_GPL(tcp_set_state); + /* * State processing on a close. This implements the state shift for * sending our FIN frame. Note that we only send a FIN for some |