From: Julien Hascoet <ju.hascoet@gmail.com>
In case of ring full state, we retry the enqueue
operation in order to avoid mbuf loss.
Fixes: af75078fece ("first public release")
Signed-off-by: Julien Hascoet <ju.hascoet@gmail.com>
---
app/test/test_mbuf.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/app/test/test_mbuf.c b/app/test/test_mbuf.c
index efac01806b..ad18bf6378 100644
--- a/app/test/test_mbuf.c
+++ b/app/test/test_mbuf.c
@@ -1033,12 +1033,21 @@ 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) {
+ /* let others consume */
+ rte_pause();
+ }
+ }
} 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) {
+ /* let others consume */
+ rte_pause();
+ }
}
}
rte_pktmbuf_free(m);
--
2.34.1