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| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2007-07-16 18:35:52 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-07-18 01:46:58 -0700 |
| commit | 16751347a060a10c09b11593bb179fd5b0240c04 (patch) | |
| tree | 40399ba217d9e4c45060c4d12334c53f931ca635 /include/net | |
| parent | 44beac008631d1b8a52f103e04eacba2bda81511 (diff) | |
| download | blackbird-op-linux-16751347a060a10c09b11593bb179fd5b0240c04.tar.gz blackbird-op-linux-16751347a060a10c09b11593bb179fd5b0240c04.zip | |
[TCP]: remove unused argument to cong_avoid op
None of the existing TCP congestion controls use the rtt value pased
in the ca_ops->cong_avoid interface. Which is lucky because seq_rtt
could have been -1 when handling a duplicate ack.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/tcp.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index a8af9ae00177..8b404b1ef7c8 100644 --- 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) */ @@ -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; |
