diff options
Diffstat (limited to 'net/ipv4/tcp_cubic.c')
| -rw-r--r-- | net/ipv4/tcp_cubic.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c index 4b276d1ed980..06d3d665a9fd 100644 --- a/net/ipv4/tcp_cubic.c +++ b/net/ipv4/tcp_cubic.c | |||
| @@ -306,8 +306,10 @@ tcp_friendliness: | |||
| 306 | } | 306 | } |
| 307 | } | 307 | } |
| 308 | 308 | ||
| 309 | if (ca->cnt == 0) /* cannot be zero */ | 309 | /* The maximum rate of cwnd increase CUBIC allows is 1 packet per |
| 310 | ca->cnt = 1; | 310 | * 2 packets ACKed, meaning cwnd grows at 1.5x per RTT. |
| 311 | */ | ||
| 312 | ca->cnt = max(ca->cnt, 2U); | ||
| 311 | } | 313 | } |
| 312 | 314 | ||
| 313 | static void bictcp_cong_avoid(struct sock *sk, u32 ack, u32 acked) | 315 | static void bictcp_cong_avoid(struct sock *sk, u32 ack, u32 acked) |