---
 app/test/Makefile                   |  1 +
 app/test/meson.build                |  1 +
 app/test/test_ring_st_peek_stress.c | 54 +++++++++++++++++++++++++++++
 app/test/test_ring_stress.c         |  3 ++
 app/test/test_ring_stress.h         |  1 +
 5 files changed, 60 insertions(+)
 create mode 100644 app/test/test_ring_st_peek_stress.c

diff --git a/app/test/Makefile b/app/test/Makefile index

7b96a03a6..37bdaf891 100644

--- a/app/test/Makefile
+++ b/app/test/Makefile

@@ -83,6 +83,7 @@ SRCS-y += test_ring_hts_stress.c  SRCS-y +=

test_ring_perf.c  SRCS-y += test_ring_peek_stress.c  SRCS-y +=
test_ring_rts_stress.c
+SRCS-y += test_ring_st_peek_stress.c
 SRCS-y += test_ring_stress.c
 SRCS-y += test_pmd_perf.c

diff --git a/app/test/meson.build b/app/test/meson.build index

b224d6f2b..5cb050958 100644

--- a/app/test/meson.build
+++ b/app/test/meson.build

@@ -108,6 +108,7 @@ test_sources = files('commands.c',
 	'test_ring_peek_stress.c',
 	'test_ring_perf.c',
 	'test_ring_rts_stress.c',
+	'test_ring_st_peek_stress.c',
 	'test_ring_stress.c',
 	'test_rwlock.c',
 	'test_sched.c',

diff --git a/app/test/test_ring_st_peek_stress.c

b/app/test/test_ring_st_peek_stress.c
new file mode 100644
index 000000000..bc573de47

--- /dev/null
+++ b/app/test/test_ring_st_peek_stress.c

@@ -0,0 +1,54 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2020 Intel Corporation
+ */
+
+#include "test_ring_stress_impl.h"
+#include <rte_ring_elem.h>
+
+static inline uint32_t
+_st_ring_dequeue_bulk(struct rte_ring *r, void **obj, uint32_t n,
+	uint32_t *avail)
+{
+	uint32_t m;
+
+	static rte_spinlock_t lck = RTE_SPINLOCK_INITIALIZER;
+
+	rte_spinlock_lock(&lck);
+
+	m = rte_ring_dequeue_bulk_start(r, obj, n, avail);
+	n = (m == n) ? n : 0;
+	rte_ring_dequeue_finish(r, n);
+
+	rte_spinlock_unlock(&lck);
+	return n;
+}
+
+static inline uint32_t
+_st_ring_enqueue_bulk(struct rte_ring *r, void * const *obj, uint32_t n,
+	uint32_t *free)
+{
+	uint32_t m;
+
+	static rte_spinlock_t lck = RTE_SPINLOCK_INITIALIZER;
+
+	rte_spinlock_lock(&lck);
+
+	m = rte_ring_enqueue_bulk_start(r, n, free);
+	n = (m == n) ? n : 0;
+	rte_ring_enqueue_finish(r, obj, n);
+
+	rte_spinlock_unlock(&lck);
+	return n;
+}
+
+static int
+_st_ring_init(struct rte_ring *r, const char *name, uint32_t num) {
+	return rte_ring_init(r, name, num, RING_F_SP_ENQ |

RING_F_SC_DEQ); }
+
+const struct test test_ring_st_peek_stress = {
+	.name = "ST_PEEK",
+	.nb_case = RTE_DIM(tests),
+	.cases = tests,
+};

diff --git a/app/test/test_ring_stress.c b/app/test/test_ring_stress.c index

853fcc190..387cfa747 100644

--- a/app/test/test_ring_stress.c
+++ b/app/test/test_ring_stress.c

@@ -49,6 +49,9 @@ test_ring_stress(void)
 	n += test_ring_peek_stress.nb_case;
 	k += run_test(&test_ring_peek_stress);

+	n += test_ring_st_peek_stress.nb_case;
+	k += run_test(&test_ring_st_peek_stress);
+
 	printf("Number of tests:\t%u\nSuccess:\t%u\nFailed:\t%u\n",
 		n, k, n - k);
 	return (k != n);

diff --git a/app/test/test_ring_stress.h b/app/test/test_ring_stress.h index

60953ce47..a9a390341 100644

--- a/app/test/test_ring_stress.h
+++ b/app/test/test_ring_stress.h

@@ -36,3 +36,4 @@ extern const struct test test_ring_mpmc_stress;  extern

const struct test test_ring_rts_stress;  extern const struct test
test_ring_hts_stress;  extern const struct test test_ring_peek_stress;
+extern const struct test test_ring_st_peek_stress;
--
2.17.1