extern void tcp_reno_cong_avoid(struct tcp_sock *tp, u32 ack,
u32 rtt, u32 in_flight, int flag);
extern u32 tcp_reno_min_cwnd(struct tcp_sock *tp);
+extern struct tcp_congestion_ops tcp_reno;
static inline void tcp_set_ca_state(struct tcp_sock *tp, u8 ca_state)
{