From: Florin Coras <fcoras@cisco.com>
Date: Tue, 31 Aug 2021 20:29:41 +0000 (-0700)
Subject: vcl: ignore rx events for sessions in epoll lt list
X-Git-Tag: v22.02-rc0~74
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=99e4145fa5ebdc15d54128223b44b89e4f5c8c19;p=vpp.git

vcl: ignore rx events for sessions in epoll lt list

Type: fix

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: I75f935cda00c335d0aefe02bff6fa8505dd931a8
---

diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index c718c2fcc97..20823945f8c 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -3016,8 +3016,9 @@ vcl_epoll_wait_handle_mq_event (vcl_worker_t * wrk, session_event_t * e,
 	break;
       vcl_fifo_rx_evt_valid_or_break (s);
       session_events = s->vep.ev.events;
-      if (!(EPOLLIN & s->vep.ev.events)
-	  || (s->flags & VCL_SESSION_F_HAS_RX_EVT))
+      if (!(EPOLLIN & s->vep.ev.events) ||
+	  (s->flags & VCL_SESSION_F_HAS_RX_EVT) ||
+	  (s->vep.lt_next != VCL_INVALID_SESSION_INDEX))
 	break;
       add_event = 1;
       events[*num_ev].events = EPOLLIN;