tcp: add establish timer pops to stats

Type: improvement

Change-Id: Ibc1e391356cef415b992b65c00f3d365fc97386d
Signed-off-by: Aritra Basu <aritrbas@cisco.com>
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index 373bb2a..dd1ec55 100644
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -1458,6 +1458,8 @@
   TCP_EVT (TCP_EVT_CC_EVT, tc, 2);
   tc->rtt_ts = 0;
 
+  tcp_worker_stats_inc (wrk, to_establish, 1);
+
   /* Active open establish timeout */
   if (tc->rto >= TCP_ESTABLISH_TIME >> 1)
     {
@@ -1507,6 +1509,8 @@
   int n_bytes = 0;
   u8 *data;
 
+  tcp_worker_stats_inc (wrk, to_persist, 1);
+
   /* Problem already solved or worse */
   if (tc->state == TCP_STATE_CLOSED || tc->snd_wnd > tc->snd_mss
       || (tc->flags & TCP_CONN_FINSNT))