diff options
| author |   Florin Coras <fcoras@cisco.com> | 2019-11-04 14:39:33 -0800 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2019-11-12 22:13:12 +0000 |
| commit | ab46b6a03b9c416f6fafe0a11bf82a0297b2b498 (patch) | |
| tree | b37b1dc8ebbf3c20375837566416cfdfec097f17 /src/vnet/tcp/tcp_input.c | |
| parent | a6a98b5460f066e0955b89e6782e55ed3e4f0ede (diff) | |
tcp: fix retransmit with no sacks
Type: fix
Change-Id: I6f7df0d358f57f7feadb9b7a3fcffb99558b2af8
Signed-off-by: Florin Coras <fcoras@cisco.com>
(cherry picked from commit bf1f8b7f288c29bfcc128b1d09eae1c1eac2b7cc)
Diffstat (limited to 'src/vnet/tcp/tcp_input.c')
| -rwxr-xr-x | src/vnet/tcp/tcp_input.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c index 83769465525..f838d59e30a 100755 --- a/src/vnet/tcp/tcp_input.c +++ b/src/vnet/tcp/tcp_input.c @@ -1485,9 +1485,12 @@ tcp_cc_handle_event (tcp_connection_t * tc, tcp_rate_sample_t * rs, tc->rxt_delivered = clib_max (tc->rxt_delivered + tc->bytes_acked, tc->snd_rxt_bytes); if (is_dack) - tc->prr_delivered += 1; + tc->prr_delivered += clib_min (tc->snd_mss, + tc->snd_nxt - tc->snd_una); else - tc->prr_delivered += tc->bytes_acked - tc->snd_mss * tc->rcv_dupacks; + tc->prr_delivered += tc->bytes_acked - clib_min (tc->bytes_acked, + tc->snd_mss * + tc->rcv_dupacks); /* If partial ack, assume that the first un-acked segment was lost */ if (tc->bytes_acked || tc->rcv_dupacks == TCP_DUPACK_THRESHOLD) |