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authorEric Dumazet <edumazet@google.com>2015-03-16 21:06:19 -0700
committerDavid S. Miller <davem@davemloft.net>2015-03-17 15:18:00 -0400
commit1bfc4438a7ef99e8a6cba0bd3a86249430256621 (patch)
tree63db06a89283e694e3ff7d01e9bf05fa522f12a8 /net/ipv4/tcp_input.c
parentinet: move ir_mark to fill a hole (diff)
downloadlinux-dev-1bfc4438a7ef99e8a6cba0bd3a86249430256621.tar.xz
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tcp: move tcp_openreq_init() to tcp_input.c
This big helper is called once from tcp_conn_request(), there is no point having it in an include. Compiler will inline it anyway. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 717d437b6ce1..10d6bd93f229 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5912,6 +5912,31 @@ static void tcp_ecn_create_request(struct request_sock *req,
inet_rsk(req)->ecn_ok = 1;
}
+static void tcp_openreq_init(struct request_sock *req,
+ const struct tcp_options_received *rx_opt,
+ struct sk_buff *skb, const struct sock *sk)
+{
+ struct inet_request_sock *ireq = inet_rsk(req);
+
+ req->rcv_wnd = 0; /* So that tcp_send_synack() knows! */
+ req->cookie_ts = 0;
+ tcp_rsk(req)->rcv_isn = TCP_SKB_CB(skb)->seq;
+ tcp_rsk(req)->rcv_nxt = TCP_SKB_CB(skb)->seq + 1;
+ tcp_rsk(req)->snt_synack = tcp_time_stamp;
+ tcp_rsk(req)->last_oow_ack_time = 0;
+ req->mss = rx_opt->mss_clamp;
+ req->ts_recent = rx_opt->saw_tstamp ? rx_opt->rcv_tsval : 0;
+ ireq->tstamp_ok = rx_opt->tstamp_ok;
+ ireq->sack_ok = rx_opt->sack_ok;
+ ireq->snd_wscale = rx_opt->snd_wscale;
+ ireq->wscale_ok = rx_opt->wscale_ok;
+ ireq->acked = 0;
+ ireq->ecn_ok = 0;
+ ireq->ir_rmt_port = tcp_hdr(skb)->source;
+ ireq->ir_num = ntohs(tcp_hdr(skb)->dest);
+ ireq->ir_mark = inet_request_mark(sk, skb);
+}
+
int tcp_conn_request(struct request_sock_ops *rsk_ops,
const struct tcp_request_sock_ops *af_ops,
struct sock *sk, struct sk_buff *skb)