From: Arnaldo Carvalho de Melo Date: Wed, 24 Aug 2005 04:52:58 +0000 (-0700) Subject: [ICSK]: Generalise tcp_listen_poll X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=dc40c7bc76054f5e4382835ca2bafb895b993a8a;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git [ICSK]: Generalise tcp_listen_poll Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- 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, const unsigned long max_rto); extern void inet_csk_destroy_sock(struct sock *sk); + +/* + * LISTEN is a special case for poll.. + */ +static inline unsigned int inet_csk_listen_poll(const struct sock *sk) +{ + return !reqsk_queue_empty(&inet_csk(sk)->icsk_accept_queue) ? + (POLLIN | POLLRDNORM) : 0; +} + extern int inet_csk_listen_start(struct sock *sk, const int nr_table_entries); extern void inet_csk_listen_stop(struct sock *sk); 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 @@ -309,15 +309,6 @@ void tcp_enter_memory_pressure(void) EXPORT_SYMBOL(tcp_enter_memory_pressure); -/* - * LISTEN is a special case for poll.. - */ -static __inline__ unsigned int tcp_listen_poll(struct sock *sk, - poll_table *wait) -{ - return !reqsk_queue_empty(&inet_csk(sk)->icsk_accept_queue) ? (POLLIN | POLLRDNORM) : 0; -} - /* * Wait for a TCP event. * @@ -333,7 +324,7 @@ unsigned int tcp_poll(struct file *file, struct socket *sock, poll_table *wait) poll_wait(file, sk->sk_sleep, wait); if (sk->sk_state == TCP_LISTEN) - return tcp_listen_poll(sk, wait); + return inet_csk_listen_poll(sk); /* Socket is not locked. We are protected from async events by poll logic and correct handling of state changes