diff options
| author |   Florin Coras <fcoras@cisco.com> | 2022-01-05 19:54:45 -0800 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2022-01-06 23:08:09 +0000 |
| commit | 8e76dfa7582ddc0396fa4c4fb0c61fed0a02c890 (patch) | |
| tree | 67fa0a3e6121da049f6c5bf2dea456fcbcfb63e3 /src | |
| parent | b56f24bbc474e2d5350b63268877ec713f903e70 (diff) | |
tcp: always exit recovery if not in fastrecovery
Stay in fast recovery only if it's already on.
Type: improvement
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Idcdbbacfed3e5f3c991fa293c532be1c671f5217
Diffstat (limited to 'src')
| -rw-r--r-- | src/vnet/tcp/tcp_input.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c index 058b1c0517e..11491a68257 100644 --- a/src/vnet/tcp/tcp_input.c +++ b/src/vnet/tcp/tcp_input.c @@ -757,10 +757,11 @@ tcp_cc_try_recover (tcp_connection_t *tc) tcp_connection_tx_pacer_reset (tc, tc->cwnd, 0 /* start bucket */ ); tc->rcv_dupacks = 0; + tcp_recovery_off (tc); /* Previous recovery left us congested. Continue sending as part * of the current recovery event with an updated snd_congestion */ - if (tc->sack_sb.sacked_bytes) + if (tc->sack_sb.sacked_bytes && tcp_in_fastrecovery (tc)) { tc->snd_congestion = tc->snd_nxt; return -1; @@ -777,12 +778,11 @@ tcp_cc_try_recover (tcp_connection_t *tc) if (hole && hole->start == tc->snd_una && hole->end == tc->snd_nxt) scoreboard_clear (&tc->sack_sb); - if (!tcp_in_recovery (tc) && !is_spurious) + if (tcp_in_fastrecovery (tc) && !is_spurious) tcp_cc_recovered (tc); tcp_fastrecovery_off (tc); tcp_fastrecovery_first_off (tc); - tcp_recovery_off (tc); TCP_EVT (TCP_EVT_CC_EVT, tc, 3); ASSERT (tc->rto_boff == 0); |