summaryrefslogtreecommitdiffstats
path: root/net/ipv4/tcp_veno.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/tcp_veno.c')
-rw-r--r--net/ipv4/tcp_veno.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/net/ipv4/tcp_veno.c b/net/ipv4/tcp_veno.c
index 76005d4b8dfc..6fcf482d611b 100644
--- a/net/ipv4/tcp_veno.c
+++ b/net/ipv4/tcp_veno.c
@@ -30,7 +30,6 @@ struct veno {
u32 basertt; /* the min of all Veno rtt measurements seen (in usec) */
u32 inc; /* decide whether to increase cwnd */
u32 diff; /* calculate the diff rate */
- u32 loss_cwnd; /* cwnd when loss occured */
};
/* There are several situations when we must "re-start" Veno:
@@ -194,7 +193,6 @@ static u32 tcp_veno_ssthresh(struct sock *sk)
const struct tcp_sock *tp = tcp_sk(sk);
struct veno *veno = inet_csk_ca(sk);
- veno->loss_cwnd = tp->snd_cwnd;
if (veno->diff < beta)
/* in "non-congestive state", cut cwnd by 1/5 */
return max(tp->snd_cwnd * 4 / 5, 2U);
@@ -203,17 +201,10 @@ static u32 tcp_veno_ssthresh(struct sock *sk)
return max(tp->snd_cwnd >> 1U, 2U);
}
-static u32 tcp_veno_cwnd_undo(struct sock *sk)
-{
- const struct veno *veno = inet_csk_ca(sk);
-
- return max(tcp_sk(sk)->snd_cwnd, veno->loss_cwnd);
-}
-
static struct tcp_congestion_ops tcp_veno __read_mostly = {
.init = tcp_veno_init,
.ssthresh = tcp_veno_ssthresh,
- .undo_cwnd = tcp_veno_cwnd_undo,
+ .undo_cwnd = tcp_reno_undo_cwnd,
.cong_avoid = tcp_veno_cong_avoid,
.pkts_acked = tcp_veno_pkts_acked,
.set_state = tcp_veno_state,