[TCP]: congestion control API pass RTT in microseconds

[linux-2.6-omap-h63xx.git] / include / net / tcp.h

diff --git a/include/net/tcp.h b/include/net/tcp.h
index a8af9ae0017719bb7071ef5b34faa2c3f751a7b3..c209361ab74a7ff00fe62da4b7b4a6a2ed1cb5eb 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -652,8 +652,7 @@ struct tcp_congestion_ops {
        /* lower bound for congestion window (optional) */
        u32 (*min_cwnd)(const struct sock *sk);
        /* do new cwnd calculation (required) */
-       void (*cong_avoid)(struct sock *sk, u32 ack,
-                          u32 rtt, u32 in_flight, int good_ack);
+       void (*cong_avoid)(struct sock *sk, u32 ack, u32 in_flight, int good_ack);
        /* call before changing ca_state (optional) */
        void (*set_state)(struct sock *sk, u8 new_state);
        /* call when cwnd event occurs (optional) */
@@ -661,7 +660,7 @@ struct tcp_congestion_ops {
        /* new value of cwnd after loss (optional) */
        u32  (*undo_cwnd)(struct sock *sk);
        /* hook for packet ack accounting (optional) */
-       void (*pkts_acked)(struct sock *sk, u32 num_acked, ktime_t last);
+       void (*pkts_acked)(struct sock *sk, u32 num_acked, s32 rtt_us);
        /* get info for inet_diag (optional) */
        void (*get_info)(struct sock *sk, u32 ext, struct sk_buff *skb);
 
@@ -684,8 +683,7 @@ extern void tcp_slow_start(struct tcp_sock *tp);
 
 extern struct tcp_congestion_ops tcp_init_congestion_ops;
 extern u32 tcp_reno_ssthresh(struct sock *sk);
-extern void tcp_reno_cong_avoid(struct sock *sk, u32 ack,
-                               u32 rtt, u32 in_flight, int flag);
+extern void tcp_reno_cong_avoid(struct sock *sk, u32 ack, u32 in_flight, int flag);
 extern u32 tcp_reno_min_cwnd(const struct sock *sk);
 extern struct tcp_congestion_ops tcp_reno;