tcp/dccp: add a reschedule point in inet_csk_listen_stop()

If a listener with thousands of children in accept queue is dismantled, it can take a while to close all of them. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
frank-w · Oct 3, 2015 · 92d6f17 · 92d6f17
1 parent ef547f2
commit 92d6f17
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
@@ -809,6 +809,7 @@ void inet_csk_listen_stop(struct sock *sk)
 		sock_put(child);
 
 		reqsk_put(req);
+		cond_resched();
 	}
 	if (queue->fastopenq.rskq_rst_head) {
 		/* Free all the reqs queued in rskq_rst_head. */