From: Florin Coras <fcoras@cisco.com>
Date: Wed, 26 Aug 2020 02:07:02 +0000 (-0700)
Subject: session: limit max number of ct sessions per dispatch
X-Git-Tag: v21.01-rc0~76
X-Git-Url: https://gerrit.fd.io/r/gitweb?p=vpp.git;a=commitdiff_plain;h=bcdc50d9007f72a6b4e1c45b4559ed8be4fb1c10

session: limit max number of ct sessions per dispatch

Type: improvement

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ia67662a5b988b3b5351cea21d6d92fb3a86629b5
---

diff --git a/src/vnet/session/application_local.c b/src/vnet/session/application_local.c
index decff4ef68f..cea22e3ba6e 100644
--- a/src/vnet/session/application_local.c
+++ b/src/vnet/session/application_local.c
@@ -587,11 +587,14 @@ ct_session_tx (session_t * s)
   ct = (ct_connection_t *) session_get_transport (s);
   peer_ct = ct_connection_get (ct->peer_index);
   if (!peer_ct)
-    return -1;
+    return 0;
   peer_s = session_get (peer_ct->c_s_index, 0);
   if (peer_s->session_state >= SESSION_STATE_TRANSPORT_CLOSING)
     return 0;
-  return session_enqueue_notify (peer_s);
+  session_enqueue_notify (peer_s);
+  /* The scheduler uses packet count as a means of upper bounding the amount
+   * of work done per dispatch. So make it look like we have sent something */
+  return 1;
 }
 
 static clib_error_t *