From 6b57da16f3eca121c91ac0c250c93d4d017eea55 Mon Sep 17 00:00:00 2001 From: jhascoet Date: Mon, 7 Aug 2023 09:54:30 +0200 Subject: [PATCH] app: fix silent enqueue fail in test_mbuf test_refcnt_iter In case of ring full state, we retry the enqueue operation in order to avoid mbuf loss. Fixes: af75078fece ("first public release") --- app/test/test_mbuf.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/app/test/test_mbuf.c b/app/test/test_mbuf.c index efac01806b..be114e3302 100644 --- a/app/test/test_mbuf.c +++ b/app/test/test_mbuf.c @@ -1033,12 +1033,17 @@ test_refcnt_iter(unsigned int lcore, unsigned int iter, tref += ref; if ((ref & 1) != 0) { rte_pktmbuf_refcnt_update(m, ref); - while (ref-- != 0) - rte_ring_enqueue(refcnt_mbuf_ring, m); + while (ref-- != 0) { + /* retry in case of failure */ + while (rte_ring_enqueue(refcnt_mbuf_ring, m) != 0) + ; + } } else { while (ref-- != 0) { rte_pktmbuf_refcnt_update(m, 1); - rte_ring_enqueue(refcnt_mbuf_ring, m); + /* retry in case of failure */ + while (rte_ring_enqueue(refcnt_mbuf_ring, m) != 0) + ; } } rte_pktmbuf_free(m); -- 2.34.1