diff options
| author |   Florin Coras <fcoras@cisco.com> | 2019-07-03 17:47:22 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2019-07-05 11:58:34 +0000 |
| commit | a3c3265b20c2a382656957b4afd2003bddccd9bb (patch) | |
| tree | 3b45bd4faca1ab99ecf9d45573359d3fbc6d266a /src/vnet/tcp/tcp_newreno.c | |
| parent | ba6abfa0629f04830cc4908a93101ac4ce3bd474 (diff) | |
tcp: add loss signal to cc algo
Type:feature
Change-Id: Ibe1a4c555b55fb929d55b02599aaf099ed522cdf
Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp_newreno.c')
| -rw-r--r-- | src/vnet/tcp/tcp_newreno.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/src/vnet/tcp/tcp_newreno.c b/src/vnet/tcp/tcp_newreno.c index 3887b34b7ea..7e37efb1052 100644 --- a/src/vnet/tcp/tcp_newreno.c +++ b/src/vnet/tcp/tcp_newreno.c @@ -15,19 +15,26 @@ #include <vnet/tcp/tcp.h> -void +static void newreno_congestion (tcp_connection_t * tc) { tc->ssthresh = clib_max (tcp_flight_size (tc) / 2, 2 * tc->snd_mss); } -void +static void +newreno_loss (tcp_connection_t * tc) +{ + tc->ssthresh = clib_max (tcp_flight_size (tc) / 2, 2 * tc->snd_mss); + tc->cwnd = tcp_loss_wnd (tc); +} + +static void newreno_recovered (tcp_connection_t * tc) { tc->cwnd = tc->ssthresh; } -void +static void newreno_rcv_ack (tcp_connection_t * tc, tcp_rate_sample_t * rs) { if (tcp_in_slowstart (tc)) @@ -72,7 +79,7 @@ newreno_rcv_cong_ack (tcp_connection_t * tc, tcp_cc_ack_t ack_type, } } -void +static void newreno_conn_init (tcp_connection_t * tc) { tc->ssthresh = tc->snd_wnd; @@ -82,6 +89,7 @@ newreno_conn_init (tcp_connection_t * tc) const static tcp_cc_algorithm_t tcp_newreno = { .name = "newreno", .congestion = newreno_congestion, + .loss = newreno_loss, .recovered = newreno_recovered, .rcv_ack = newreno_rcv_ack, .rcv_cong_ack = newreno_rcv_cong_ack, |