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authorStephen Hemminger <shemminger@linux-foundation.org>2007-07-16 21:35:52 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-07-18 04:46:58 -0400
commit16751347a060a10c09b11593bb179fd5b0240c04 (patch)
tree40399ba217d9e4c45060c4d12334c53f931ca635 /net/ipv4/tcp_veno.c
parent44beac008631d1b8a52f103e04eacba2bda81511 (diff)
[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 'net/ipv4/tcp_veno.c')
-rw-r--r--net/ipv4/tcp_veno.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/tcp_veno.c b/net/ipv4/tcp_veno.c
index ec854cc5fad..7a55ddf8603 100644
--- a/net/ipv4/tcp_veno.c
+++ b/net/ipv4/tcp_veno.c
@@ -115,13 +115,13 @@ static void tcp_veno_cwnd_event(struct sock *sk, enum tcp_ca_event event)
115} 115}
116 116
117static void tcp_veno_cong_avoid(struct sock *sk, u32 ack, 117static void tcp_veno_cong_avoid(struct sock *sk, u32 ack,
118 u32 seq_rtt, u32 in_flight, int flag) 118 u32 in_flight, int flag)
119{ 119{
120 struct tcp_sock *tp = tcp_sk(sk); 120 struct tcp_sock *tp = tcp_sk(sk);
121 struct veno *veno = inet_csk_ca(sk); 121 struct veno *veno = inet_csk_ca(sk);
122 122
123 if (!veno->doing_veno_now) 123 if (!veno->doing_veno_now)
124 return tcp_reno_cong_avoid(sk, ack, seq_rtt, in_flight, flag); 124 return tcp_reno_cong_avoid(sk, ack, in_flight, flag);
125 125
126 /* limited by applications */ 126 /* limited by applications */
127 if (!tcp_is_cwnd_limited(sk, in_flight)) 127 if (!tcp_is_cwnd_limited(sk, in_flight))
@@ -132,7 +132,7 @@ static void tcp_veno_cong_avoid(struct sock *sk, u32 ack,
132 /* We don't have enough rtt samples to do the Veno 132 /* We don't have enough rtt samples to do the Veno
133 * calculation, so we'll behave like Reno. 133 * calculation, so we'll behave like Reno.
134 */ 134 */
135 tcp_reno_cong_avoid(sk, ack, seq_rtt, in_flight, flag); 135 tcp_reno_cong_avoid(sk, ack, in_flight, flag);
136 } else { 136 } else {
137 u32 rtt, target_cwnd; 137 u32 rtt, target_cwnd;
138 138