vcl: set deq notify flag on epoll connected sessions

[vpp.git] / src / vcl / vppcom.c

diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 5735596..3b265d2 100644 (file)
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -3098,6 +3098,10 @@ vcl_epoll_wait_handle_mq_event (vcl_worker_t * wrk, session_event_t * e,
       /* Generate EPOLLOUT because there's no connected event */
       if (!(EPOLLOUT & session_events))
        break;
+      /* We didn't have a fifo when the event was added */
+      svm_fifo_add_want_deq_ntf (
+       (vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo),
+       SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
       add_event = 1;
       events[*num_ev].events = EPOLLOUT;
       session_evt_data = s->vep.ev.data.u64;