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tcp: use sacks for timer based recovery
[vpp.git]
/
src
/
vnet
/
tcp
/
tcp_cubic.c
diff --git
a/src/vnet/tcp/tcp_cubic.c
b/src/vnet/tcp/tcp_cubic.c
index
aa31896
..
17f7932
100644
(file)
--- a/
src/vnet/tcp/tcp_cubic.c
+++ b/
src/vnet/tcp/tcp_cubic.c
@@
-103,10
+103,7
@@
cubic_congestion (tcp_connection_t * tc)
cd->w_max = w_max;
tc->ssthresh = clib_max (tc->cwnd * beta_cubic, 2 * tc->snd_mss);
cd->w_max = w_max;
tc->ssthresh = clib_max (tc->cwnd * beta_cubic, 2 * tc->snd_mss);
-
tc->cwnd = tc->ssthresh;
tc->cwnd = tc->ssthresh;
- if (!tcp_opts_sack_permitted (&tc->rcv_opts))
- tc->cwnd += 3 * tc->snd_mss;
}
static void
}
static void
@@
-114,11
+111,10
@@
cubic_loss (tcp_connection_t * tc)
{
cubic_data_t *cd = (cubic_data_t *) tcp_cc_data (tc);
{
cubic_data_t *cd = (cubic_data_t *) tcp_cc_data (tc);
- tc->ssthresh = clib_max (tc->cwnd * beta_cubic, 2 * tc->snd_mss);
tc->cwnd = tcp_loss_wnd (tc);
cd->t_start = cubic_time (tc->c_thread_index);
cd->K = 0;
tc->cwnd = tcp_loss_wnd (tc);
cd->t_start = cubic_time (tc->c_thread_index);
cd->K = 0;
- cd->w_max =
0
;
+ cd->w_max =
tc->cwnd / tc->snd_mss
;
}
static void
}
static void
@@
-159,7
+155,7
@@
cubic_rcv_ack (tcp_connection_t * tc, tcp_rate_sample_t * rs)
if (tcp_in_slowstart (tc))
{
if (tcp_in_slowstart (tc))
{
- tc->cwnd +=
clib_min (tc->snd_mss, tc->bytes_acked)
;
+ tc->cwnd +=
tc->bytes_acked
;
return;
}
return;
}