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-rw-r--r--src/vcl/vppcom.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 3f12b86df42..df4ebde72eb 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -2508,6 +2508,7 @@ vppcom_epoll_wait_eventfd (vcl_worker_t * wrk, struct epoll_event *events,
u64 buf;
vec_validate (wrk->mq_events, pool_elts (wrk->mq_evt_conns));
+again:
n_mq_evts = epoll_wait (wrk->mqs_epfd, wrk->mq_events,
vec_len (wrk->mq_events), wait_for_time);
for (i = 0; i < n_mq_evts; i++)
@@ -2516,6 +2517,8 @@ vppcom_epoll_wait_eventfd (vcl_worker_t * wrk, struct epoll_event *events,
n_read = read (mqc->mq_fd, &buf, sizeof (buf));
vcl_epoll_wait_handle_mq (wrk, mqc->mq, events, maxevents, 0, &n_evts);
}
+ if (!n_evts && n_mq_evts > 0)
+ goto again;
return (int) n_evts;
}