From 7586eceb0abc0ea1c2b023e3e5d4dfd4ff40930a Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 20 Jun 2012 05:02:19 +0000 Subject: ipv4: tcp: dont cache output dst for syncookies Don't cache output dst for syncookies, as this adds pressure on IP route cache and rcu subsystem for no gain. Signed-off-by: Eric Dumazet Cc: Hans Schillstrom Signed-off-by: Jesper Dangaard Brouer Signed-off-by: David S. Miller --- include/net/inet_connection_sock.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include/net/inet_connection_sock.h') diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index e1b7734c456f..af3c743a40e4 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -251,7 +251,8 @@ extern int inet_csk_get_port(struct sock *sk, unsigned short snum); extern struct dst_entry* inet_csk_route_req(struct sock *sk, struct flowi4 *fl4, - const struct request_sock *req); + const struct request_sock *req, + bool nocache); extern struct dst_entry* inet_csk_route_child_sock(struct sock *sk, struct sock *newsk, const struct request_sock *req); -- cgit v1.2.3