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Diffstat (limited to 'include/net/inet_connection_sock.h')
-rw-r--r--include/net/inet_connection_sock.h10
1 files changed, 10 insertions, 0 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,
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);