tcp: timestamp adjustment

[vpp.git] / src / vnet / tcp / tcp_output.c

diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index 8537b1f..7b0303f 100644 (file)
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -344,7 +344,7 @@ tcp_make_established_options (tcp_connection_t * tc, tcp_options_t * opts)
   if (tcp_opts_tstamp (&tc->rcv_opts))
     {
       opts->flags |= TCP_OPTS_FLAG_TSTAMP;
-      opts->tsval = tcp_time_now_w_thread (tc->c_thread_index);
+      opts->tsval = tcp_tstamp (tc);
       opts->tsecr = tc->tsval_recent;
       len += TCP_OPTION_LEN_TIMESTAMP;
     }
@@ -425,6 +425,9 @@ tcp_update_burst_snd_vars (tcp_connection_t * tc)
 
   if (tc->flags & TCP_CONN_RATE_SAMPLE)
     tc->flags |= TCP_CONN_TRACK_BURST;
+
+  if (tc->snd_una == tc->snd_nxt)
+    tcp_cc_event (tc, TCP_CC_EVT_START_TX);
 }
 
 void
@@ -1602,7 +1605,7 @@ tcp_timer_retransmit_handler_i (u32 index, u8 is_syn)
 
       /* For first retransmit, record timestamp (Eifel detection RFC3522) */
       if (tc->rto_boff == 1)
-       tc->snd_rxt_ts = tcp_time_now_w_thread (tc->c_thread_index);
+       tc->snd_rxt_ts = tcp_tstamp (tc);
 
       tcp_enqueue_to_output (wrk, b, bi, tc->c_is_ip4);
       tcp_retransmit_timer_force_update (tc);