powerpc/powernv: Report size of OPAL memcons log
[linux/fpc-iii.git] / net / ipv4 / tcp_vegas.h
blob248cfc0ff9aeb78b146c5c77496031b9014fce67
1 /*
2 * TCP Vegas congestion control interface
3 */
4 #ifndef __TCP_VEGAS_H
5 #define __TCP_VEGAS_H 1
7 /* Vegas variables */
8 struct vegas {
9 u32 beg_snd_nxt; /* right edge during last RTT */
10 u32 beg_snd_una; /* left edge during last RTT */
11 u32 beg_snd_cwnd; /* saves the size of the cwnd */
12 u8 doing_vegas_now;/* if true, do vegas for this RTT */
13 u16 cntRTT; /* # of RTTs measured within last RTT */
14 u32 minRTT; /* min of RTTs measured within last RTT (in usec) */
15 u32 baseRTT; /* the min of all Vegas RTT measurements seen (in usec) */
18 void tcp_vegas_init(struct sock *sk);
19 void tcp_vegas_state(struct sock *sk, u8 ca_state);
20 void tcp_vegas_pkts_acked(struct sock *sk, const struct ack_sample *sample);
21 void tcp_vegas_cwnd_event(struct sock *sk, enum tcp_ca_event event);
22 size_t tcp_vegas_get_info(struct sock *sk, u32 ext, int *attr,
23 union tcp_cc_info *info);
25 #endif /* __TCP_VEGAS_H */