diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/tcp.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index a12f145cfbc3..7ec6a28305c0 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -763,8 +763,10 @@ enum tcp_ca_event { CA_EVENT_CWND_RESTART, /* congestion window restart */ CA_EVENT_COMPLETE_CWR, /* end of congestion recovery */ CA_EVENT_LOSS, /* loss timeout */ - CA_EVENT_FAST_ACK, /* in sequence ack */ - CA_EVENT_SLOW_ACK, /* other ack */ +}; + +enum tcp_ca_ack_event_flags { + CA_ACK_SLOWPATH = (1 << 0), }; /* @@ -796,6 +798,8 @@ struct tcp_congestion_ops { void (*set_state)(struct sock *sk, u8 new_state); /* call when cwnd event occurs (optional) */ void (*cwnd_event)(struct sock *sk, enum tcp_ca_event ev); + /* call when ack arrives (optional) */ + void (*in_ack_event)(struct sock *sk, u32 flags); /* new value of cwnd after loss (optional) */ u32 (*undo_cwnd)(struct sock *sk); /* hook for packet ack accounting (optional) */ |