diff options
-rw-r--r-- | include/net/inet_connection_sock.h | 10 | ||||
-rw-r--r-- | net/ipv4/tcp.c | 11 |
2 files changed, 11 insertions, 10 deletions
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index 4d7e708c07d1..8a87a3a4f107 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h | |||
@@ -260,6 +260,16 @@ extern void inet_csk_reqsk_queue_prune(struct sock *parent, | |||
260 | const unsigned long max_rto); | 260 | const unsigned long max_rto); |
261 | 261 | ||
262 | extern void inet_csk_destroy_sock(struct sock *sk); | 262 | extern void inet_csk_destroy_sock(struct sock *sk); |
263 | |||
264 | /* | ||
265 | * LISTEN is a special case for poll.. | ||
266 | */ | ||
267 | static inline unsigned int inet_csk_listen_poll(const struct sock *sk) | ||
268 | { | ||
269 | return !reqsk_queue_empty(&inet_csk(sk)->icsk_accept_queue) ? | ||
270 | (POLLIN | POLLRDNORM) : 0; | ||
271 | } | ||
272 | |||
263 | extern int inet_csk_listen_start(struct sock *sk, const int nr_table_entries); | 273 | extern int inet_csk_listen_start(struct sock *sk, const int nr_table_entries); |
264 | extern void inet_csk_listen_stop(struct sock *sk); | 274 | extern void inet_csk_listen_stop(struct sock *sk); |
265 | 275 | ||
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 02848e72e9c1..68626de6d69c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c | |||
@@ -310,15 +310,6 @@ void tcp_enter_memory_pressure(void) | |||
310 | EXPORT_SYMBOL(tcp_enter_memory_pressure); | 310 | EXPORT_SYMBOL(tcp_enter_memory_pressure); |
311 | 311 | ||
312 | /* | 312 | /* |
313 | * LISTEN is a special case for poll.. | ||
314 | */ | ||
315 | static __inline__ unsigned int tcp_listen_poll(struct sock *sk, | ||
316 | poll_table *wait) | ||
317 | { | ||
318 | return !reqsk_queue_empty(&inet_csk(sk)->icsk_accept_queue) ? (POLLIN | POLLRDNORM) : 0; | ||
319 | } | ||
320 | |||
321 | /* | ||
322 | * Wait for a TCP event. | 313 | * Wait for a TCP event. |
323 | * | 314 | * |
324 | * Note that we don't need to lock the socket, as the upper poll layers | 315 | * Note that we don't need to lock the socket, as the upper poll layers |
@@ -333,7 +324,7 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait) | |||
333 | 324 | ||
334 | poll_wait(file, sk->sk_sleep, wait); | 325 | poll_wait(file, sk->sk_sleep, wait); |
335 | if (sk->sk_state == TCP_LISTEN) | 326 | if (sk->sk_state == TCP_LISTEN) |
336 | return tcp_listen_poll(sk, wait); | 327 | return inet_csk_listen_poll(sk); |
337 | 328 | ||
338 | /* Socket is not locked. We are protected from async events | 329 | /* Socket is not locked. We are protected from async events |
339 | by poll logic and correct handling of state changes | 330 | by poll logic and correct handling of state changes |