summaryrefslogtreecommitdiffstats
path: root/net/ipv4/tcp_cubic.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv4/tcp_cubic.c')
-rw-r--r--net/ipv4/tcp_cubic.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c
index 828e4c3ffba..b4f1b29b08b 100644
--- a/net/ipv4/tcp_cubic.c
+++ b/net/ipv4/tcp_cubic.c
@@ -409,7 +409,7 @@ static void bictcp_acked(struct sock *sk, u32 cnt, s32 rtt_us)
ratio -= ca->delayed_ack >> ACK_RATIO_SHIFT;
ratio += cnt;
- ca->delayed_ack = min(ratio, ACK_RATIO_LIMIT);
+ ca->delayed_ack = clamp(ratio, 1U, ACK_RATIO_LIMIT);
}
/* Some calls are for duplicates without timetamps */
@@ -476,10 +476,6 @@ static int __init cubictcp_register(void)
/* divide by bic_scale and by constant Srtt (100ms) */
do_div(cube_factor, bic_scale * 10);
- /* hystart needs ms clock resolution */
- if (hystart && HZ < 1000)
- cubictcp.flags |= TCP_CONG_RTT_STAMP;
-
return tcp_register_congestion_control(&cubictcp);
}