1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
12 #include <sys/queue.h>
14 #include <rte_common.h>
15 #include <rte_eal_paging.h>
17 #include <rte_debug.h>
18 #include <rte_errno.h>
19 #include <rte_memory.h>
20 #include <rte_launch.h>
21 #include <rte_cycles.h>
23 #include <rte_per_lcore.h>
24 #include <rte_lcore.h>
25 #include <rte_branch_prediction.h>
26 #include <rte_mempool.h>
27 #include <rte_spinlock.h>
28 #include <rte_malloc.h>
29 #include <rte_mbuf_pool_ops.h>
38 * Basic tests: done on one core with and without cache:
40 * - Get one object, put one object
41 * - Get two objects, put two objects
42 * - Get all objects, test that their content is not modified and
43 * put them back in the pool.
46 #define MEMPOOL_ELT_SIZE 2048
48 #define MEMPOOL_SIZE ((rte_lcore_count()*(MAX_KEEP+RTE_MEMPOOL_CACHE_MAX_SIZE))-1)
50 #define LOG_ERR() printf("test failed at %s():%d\n", __func__, __LINE__)
51 #define RET_ERR() do { \
55 #define GOTO_ERR(var, label) do { \
62 * save the object number in the first 4 bytes of object data. All
63 * other bytes are set to 0.
66 my_obj_init(struct rte_mempool *mp, __rte_unused void *arg,
67 void *obj, unsigned i)
69 uint32_t *objnum = obj;
71 memset(obj, 0, mp->elt_size);
75 /* basic tests (done on one core) */
77 test_mempool_basic(struct rte_mempool *mp, int use_external_cache)
86 struct rte_mempool_cache *cache;
88 if (use_external_cache) {
89 /* Create a user-owned mempool cache. */
90 cache = rte_mempool_cache_create(RTE_MEMPOOL_CACHE_MAX_SIZE,
95 /* May be NULL if cache is disabled. */
96 cache = rte_mempool_default_cache(mp, rte_lcore_id());
99 /* dump the mempool status */
100 rte_mempool_dump(stdout, mp);
102 printf("get an object\n");
103 if (rte_mempool_generic_get(mp, &obj, 1, cache) < 0)
105 rte_mempool_dump(stdout, mp);
107 /* tests that improve coverage */
108 printf("get object count\n");
109 /* We have to count the extra caches, one in this case. */
110 offset = use_external_cache ? 1 * cache->len : 0;
111 if (rte_mempool_avail_count(mp) + offset != MEMPOOL_SIZE - 1)
114 printf("get private data\n");
115 if (rte_mempool_get_priv(mp) != (char *)mp +
116 RTE_MEMPOOL_HEADER_SIZE(mp, mp->cache_size))
119 #ifndef RTE_EXEC_ENV_FREEBSD /* rte_mem_virt2iova() not supported on bsd */
120 printf("get physical address of an object\n");
121 if (rte_mempool_virt2iova(obj) != rte_mem_virt2iova(obj))
125 printf("put the object back\n");
126 rte_mempool_generic_put(mp, &obj, 1, cache);
127 rte_mempool_dump(stdout, mp);
129 printf("get 2 objects\n");
130 if (rte_mempool_generic_get(mp, &obj, 1, cache) < 0)
132 if (rte_mempool_generic_get(mp, &obj2, 1, cache) < 0) {
133 rte_mempool_generic_put(mp, &obj, 1, cache);
136 rte_mempool_dump(stdout, mp);
138 printf("put the objects back\n");
139 rte_mempool_generic_put(mp, &obj, 1, cache);
140 rte_mempool_generic_put(mp, &obj2, 1, cache);
141 rte_mempool_dump(stdout, mp);
144 * get many objects: we cannot get them all because the cache
145 * on other cores may not be empty.
147 objtable = malloc(MEMPOOL_SIZE * sizeof(void *));
148 if (objtable == NULL)
151 for (i = 0; i < MEMPOOL_SIZE; i++) {
152 if (rte_mempool_generic_get(mp, &objtable[i], 1, cache) < 0)
157 * for each object, check that its content was not modified,
158 * and put objects back in pool
164 if (*objnum > MEMPOOL_SIZE) {
165 printf("bad object number(%d)\n", *objnum);
169 for (j = sizeof(*objnum); j < mp->elt_size; j++) {
170 if (obj_data[j] != 0)
174 rte_mempool_generic_put(mp, &objtable[i], 1, cache);
179 printf("objects were modified!\n");
182 if (use_external_cache) {
183 rte_mempool_cache_flush(cache, mp);
184 rte_mempool_cache_free(cache);
190 static int test_mempool_creation_with_exceeded_cache_size(void)
192 struct rte_mempool *mp_cov;
194 mp_cov = rte_mempool_create("test_mempool_cache_too_big",
197 RTE_MEMPOOL_CACHE_MAX_SIZE + 32, 0,
202 if (mp_cov != NULL) {
203 rte_mempool_free(mp_cov);
210 static int test_mempool_creation_with_invalid_flags(void)
212 struct rte_mempool *mp_cov;
214 mp_cov = rte_mempool_create("test_mempool_invalid_flags", MEMPOOL_SIZE,
215 MEMPOOL_ELT_SIZE, 0, 0,
218 SOCKET_ID_ANY, ~RTE_MEMPOOL_VALID_USER_FLAGS);
220 if (mp_cov != NULL) {
221 rte_mempool_free(mp_cov);
228 static struct rte_mempool *mp_spsc;
229 static rte_spinlock_t scsp_spinlock;
230 static void *scsp_obj_table[MAX_KEEP];
233 * single producer function
235 static int test_mempool_single_producer(void)
239 uint64_t start_cycles, end_cycles;
240 uint64_t duration = rte_get_timer_hz() / 4;
242 start_cycles = rte_get_timer_cycles();
244 end_cycles = rte_get_timer_cycles();
245 /* duration uses up, stop producing */
246 if (start_cycles + duration < end_cycles)
248 rte_spinlock_lock(&scsp_spinlock);
249 for (i = 0; i < MAX_KEEP; i ++) {
250 if (NULL != scsp_obj_table[i]) {
251 obj = scsp_obj_table[i];
255 rte_spinlock_unlock(&scsp_spinlock);
259 if (rte_mempool_from_obj(obj) != mp_spsc) {
260 printf("obj not owned by this mempool\n");
263 rte_mempool_put(mp_spsc, obj);
264 rte_spinlock_lock(&scsp_spinlock);
265 scsp_obj_table[i] = NULL;
266 rte_spinlock_unlock(&scsp_spinlock);
273 * single consumer function
275 static int test_mempool_single_consumer(void)
279 uint64_t start_cycles, end_cycles;
280 uint64_t duration = rte_get_timer_hz() / 8;
282 start_cycles = rte_get_timer_cycles();
284 end_cycles = rte_get_timer_cycles();
285 /* duration uses up, stop consuming */
286 if (start_cycles + duration < end_cycles)
288 rte_spinlock_lock(&scsp_spinlock);
289 for (i = 0; i < MAX_KEEP; i ++) {
290 if (NULL == scsp_obj_table[i])
293 rte_spinlock_unlock(&scsp_spinlock);
296 if (rte_mempool_get(mp_spsc, &obj) < 0)
298 rte_spinlock_lock(&scsp_spinlock);
299 scsp_obj_table[i] = obj;
300 rte_spinlock_unlock(&scsp_spinlock);
307 * test function for mempool test based on single consumer and single producer,
308 * can run on one lcore only
311 test_mempool_launch_single_consumer(__rte_unused void *arg)
313 return test_mempool_single_consumer();
317 my_mp_init(struct rte_mempool *mp, __rte_unused void *arg)
319 printf("mempool name is %s\n", mp->name);
320 /* nothing to be implemented here*/
325 * it tests the mempool operations based on single producer and single consumer
328 test_mempool_sp_sc(void)
331 unsigned lcore_id = rte_lcore_id();
334 /* create a mempool with single producer/consumer ring */
335 if (mp_spsc == NULL) {
336 mp_spsc = rte_mempool_create("test_mempool_sp_sc", MEMPOOL_SIZE,
337 MEMPOOL_ELT_SIZE, 0, 0,
341 RTE_MEMPOOL_F_NO_CACHE_ALIGN | RTE_MEMPOOL_F_SP_PUT |
342 RTE_MEMPOOL_F_SC_GET);
346 if (rte_mempool_lookup("test_mempool_sp_sc") != mp_spsc) {
347 printf("Cannot lookup mempool from its name\n");
351 lcore_next = rte_get_next_lcore(lcore_id, 0, 1);
352 if (lcore_next >= RTE_MAX_LCORE) {
356 if (rte_eal_lcore_role(lcore_next) != ROLE_RTE) {
360 rte_spinlock_init(&scsp_spinlock);
361 memset(scsp_obj_table, 0, sizeof(scsp_obj_table));
362 rte_eal_remote_launch(test_mempool_launch_single_consumer, NULL,
364 if (test_mempool_single_producer() < 0)
367 if (rte_eal_wait_lcore(lcore_next) < 0)
371 rte_mempool_free(mp_spsc);
378 * it tests some more basic of mempool
381 test_mempool_basic_ex(struct rte_mempool *mp)
391 obj = rte_calloc("test_mempool_basic_ex", MEMPOOL_SIZE,
394 printf("test_mempool_basic_ex fail to rte_malloc\n");
397 printf("test_mempool_basic_ex now mempool (%s) has %u free entries\n",
398 mp->name, rte_mempool_in_use_count(mp));
399 if (rte_mempool_full(mp) != 1) {
400 printf("test_mempool_basic_ex the mempool should be full\n");
401 goto fail_mp_basic_ex;
404 for (i = 0; i < MEMPOOL_SIZE; i ++) {
405 if (rte_mempool_get(mp, &obj[i]) < 0) {
406 printf("test_mp_basic_ex fail to get object for [%u]\n",
408 goto fail_mp_basic_ex;
411 if (rte_mempool_get(mp, &err_obj) == 0) {
412 printf("test_mempool_basic_ex get an impossible obj\n");
413 goto fail_mp_basic_ex;
415 printf("number: %u\n", i);
416 if (rte_mempool_empty(mp) != 1) {
417 printf("test_mempool_basic_ex the mempool should be empty\n");
418 goto fail_mp_basic_ex;
421 for (i = 0; i < MEMPOOL_SIZE; i++)
422 rte_mempool_put(mp, obj[i]);
424 if (rte_mempool_full(mp) != 1) {
425 printf("test_mempool_basic_ex the mempool should be full\n");
426 goto fail_mp_basic_ex;
433 rte_free((void *)obj);
439 test_mempool_same_name_twice_creation(void)
441 struct rte_mempool *mp_tc, *mp_tc2;
443 mp_tc = rte_mempool_create("test_mempool_same_name", MEMPOOL_SIZE,
444 MEMPOOL_ELT_SIZE, 0, 0,
452 mp_tc2 = rte_mempool_create("test_mempool_same_name", MEMPOOL_SIZE,
453 MEMPOOL_ELT_SIZE, 0, 0,
458 if (mp_tc2 != NULL) {
459 rte_mempool_free(mp_tc);
460 rte_mempool_free(mp_tc2);
464 rte_mempool_free(mp_tc);
469 walk_cb(struct rte_mempool *mp, void *userdata __rte_unused)
471 printf("\t%s\n", mp->name);
479 test_mp_mem_init(struct rte_mempool *mp,
480 __rte_unused void *opaque,
481 __rte_unused struct rte_mempool_memhdr *memhdr,
482 __rte_unused unsigned int mem_idx)
484 struct mp_data *data = opaque;
490 /* nothing to be implemented here*/
494 struct test_mempool_events_data {
495 struct rte_mempool *mp;
496 enum rte_mempool_event event;
501 test_mempool_events_cb(enum rte_mempool_event event,
502 struct rte_mempool *mp, void *user_data)
504 struct test_mempool_events_data *data = user_data;
508 data->invoked = true;
512 test_mempool_events(int (*populate)(struct rte_mempool *mp))
514 #pragma push_macro("RTE_TEST_TRACE_FAILURE")
515 #undef RTE_TEST_TRACE_FAILURE
516 #define RTE_TEST_TRACE_FAILURE(...) do { goto fail; } while (0)
518 static const size_t callback_num = 3;
519 static const size_t mempool_num = 2;
520 static const unsigned int mempool_elt_size = 64;
521 static const unsigned int mempool_size = 64;
523 struct test_mempool_events_data data[callback_num];
524 struct rte_mempool *mp[mempool_num], *freed;
525 char name[RTE_MEMPOOL_NAMESIZE];
529 memset(mp, 0, sizeof(mp));
530 for (i = 0; i < callback_num; i++) {
531 ret = rte_mempool_event_callback_register
532 (test_mempool_events_cb, &data[i]);
533 RTE_TEST_ASSERT_EQUAL(ret, 0, "Failed to register the callback %zu: %s",
534 i, rte_strerror(rte_errno));
536 ret = rte_mempool_event_callback_unregister(test_mempool_events_cb, mp);
537 RTE_TEST_ASSERT_NOT_EQUAL(ret, 0, "Unregistered a non-registered callback");
538 /* NULL argument has no special meaning in this API. */
539 ret = rte_mempool_event_callback_unregister(test_mempool_events_cb,
541 RTE_TEST_ASSERT_NOT_EQUAL(ret, 0, "Unregistered a non-registered callback with NULL argument");
543 /* Create mempool 0 that will be observed by all callbacks. */
544 memset(&data, 0, sizeof(data));
545 strcpy(name, "empty0");
546 mp[0] = rte_mempool_create_empty(name, mempool_size,
547 mempool_elt_size, 0, 0,
549 RTE_TEST_ASSERT_NOT_NULL(mp[0], "Cannot create mempool %s: %s",
550 name, rte_strerror(rte_errno));
551 for (j = 0; j < callback_num; j++)
552 RTE_TEST_ASSERT_EQUAL(data[j].invoked, false,
553 "Callback %zu invoked on %s mempool creation",
556 rte_mempool_set_ops_byname(mp[0], rte_mbuf_best_mempool_ops(), NULL);
557 ret = populate(mp[0]);
558 RTE_TEST_ASSERT_EQUAL(ret, (int)mp[0]->size, "Failed to populate mempool %s: %s",
559 name, rte_strerror(-ret));
560 for (j = 0; j < callback_num; j++) {
561 RTE_TEST_ASSERT_EQUAL(data[j].invoked, true,
562 "Callback %zu not invoked on mempool %s population",
564 RTE_TEST_ASSERT_EQUAL(data[j].event,
565 RTE_MEMPOOL_EVENT_READY,
566 "Wrong callback invoked, expected READY");
567 RTE_TEST_ASSERT_EQUAL(data[j].mp, mp[0],
568 "Callback %zu invoked for a wrong mempool instead of %s",
572 /* Check that unregistered callback 0 observes no events. */
573 ret = rte_mempool_event_callback_unregister(test_mempool_events_cb,
575 RTE_TEST_ASSERT_EQUAL(ret, 0, "Failed to unregister callback 0: %s",
576 rte_strerror(rte_errno));
577 memset(&data, 0, sizeof(data));
578 strcpy(name, "empty1");
579 mp[1] = rte_mempool_create_empty(name, mempool_size,
580 mempool_elt_size, 0, 0,
582 RTE_TEST_ASSERT_NOT_NULL(mp[1], "Cannot create mempool %s: %s",
583 name, rte_strerror(rte_errno));
584 rte_mempool_set_ops_byname(mp[1], rte_mbuf_best_mempool_ops(), NULL);
585 ret = populate(mp[1]);
586 RTE_TEST_ASSERT_EQUAL(ret, (int)mp[1]->size, "Failed to populate mempool %s: %s",
587 name, rte_strerror(-ret));
588 RTE_TEST_ASSERT_EQUAL(data[0].invoked, false,
589 "Unregistered callback 0 invoked on %s mempool populaton",
592 for (i = 0; i < mempool_num; i++) {
593 memset(&data, 0, sizeof(data));
594 sprintf(name, "empty%zu", i);
595 rte_mempool_free(mp[i]);
597 * Save pointer to check that it was passed to the callback,
598 * but put NULL into the array in case cleanup is called early.
602 for (j = 1; j < callback_num; j++) {
603 RTE_TEST_ASSERT_EQUAL(data[j].invoked, true,
604 "Callback %zu not invoked on mempool %s destruction",
606 RTE_TEST_ASSERT_EQUAL(data[j].event,
607 RTE_MEMPOOL_EVENT_DESTROY,
608 "Wrong callback invoked, expected DESTROY");
609 RTE_TEST_ASSERT_EQUAL(data[j].mp, freed,
610 "Callback %zu invoked for a wrong mempool instead of %s",
613 RTE_TEST_ASSERT_EQUAL(data[0].invoked, false,
614 "Unregistered callback 0 invoked on %s mempool destruction",
618 for (j = 1; j < callback_num; j++) {
619 ret = rte_mempool_event_callback_unregister
620 (test_mempool_events_cb, &data[j]);
621 RTE_TEST_ASSERT_EQUAL(ret, 0, "Failed to unregister the callback %zu: %s",
622 j, rte_strerror(rte_errno));
627 for (j = 0; j < callback_num; j++)
628 rte_mempool_event_callback_unregister
629 (test_mempool_events_cb, &data[j]);
630 for (i = 0; i < mempool_num; i++)
631 rte_mempool_free(mp[i]);
634 #pragma pop_macro("RTE_TEST_TRACE_FAILURE")
637 struct test_mempool_events_safety_data {
639 int (*api_func)(rte_mempool_event_callback *func, void *user_data);
640 rte_mempool_event_callback *cb_func;
646 test_mempool_events_safety_cb(enum rte_mempool_event event,
647 struct rte_mempool *mp, void *user_data)
649 struct test_mempool_events_safety_data *data = user_data;
653 data->invoked = true;
654 data->ret = data->api_func(data->cb_func, data->cb_user_data);
658 test_mempool_events_safety(void)
660 #pragma push_macro("RTE_TEST_TRACE_FAILURE")
661 #undef RTE_TEST_TRACE_FAILURE
662 #define RTE_TEST_TRACE_FAILURE(...) do { \
667 struct test_mempool_events_data data;
668 struct test_mempool_events_safety_data sdata[2];
669 struct rte_mempool *mp;
674 sdata[0].api_func = rte_mempool_event_callback_unregister;
675 sdata[0].cb_func = test_mempool_events_safety_cb;
676 sdata[0].cb_user_data = &sdata[0];
678 rte_mempool_event_callback_register(test_mempool_events_safety_cb,
680 /* inserts a callback after itself */
681 sdata[1].api_func = rte_mempool_event_callback_register;
682 sdata[1].cb_func = test_mempool_events_cb;
683 sdata[1].cb_user_data = &data;
685 rte_mempool_event_callback_register(test_mempool_events_safety_cb,
688 mp = rte_mempool_create_empty("empty", MEMPOOL_SIZE,
689 MEMPOOL_ELT_SIZE, 0, 0,
691 RTE_TEST_ASSERT_NOT_NULL(mp, "Cannot create mempool: %s",
692 rte_strerror(rte_errno));
693 memset(&data, 0, sizeof(data));
694 ret = rte_mempool_populate_default(mp);
695 RTE_TEST_ASSERT_EQUAL(ret, (int)mp->size, "Failed to populate mempool: %s",
698 RTE_TEST_ASSERT_EQUAL(sdata[0].ret, 0, "Callback failed to unregister itself: %s",
699 rte_strerror(rte_errno));
700 RTE_TEST_ASSERT_EQUAL(sdata[1].ret, 0, "Failed to insert a new callback: %s",
701 rte_strerror(rte_errno));
702 RTE_TEST_ASSERT_EQUAL(data.invoked, false,
703 "Inserted callback is invoked on mempool population");
705 memset(&data, 0, sizeof(data));
706 sdata[0].invoked = false;
707 rte_mempool_free(mp);
709 RTE_TEST_ASSERT_EQUAL(sdata[0].invoked, false,
710 "Callback that unregistered itself was called");
711 RTE_TEST_ASSERT_EQUAL(sdata[1].ret, -EEXIST,
712 "New callback inserted twice");
713 RTE_TEST_ASSERT_EQUAL(data.invoked, true,
714 "Inserted callback is not invoked on mempool destruction");
716 rte_mempool_event_callback_unregister(test_mempool_events_cb, &data);
717 for (i = 0; i < RTE_DIM(sdata); i++)
718 rte_mempool_event_callback_unregister
719 (test_mempool_events_safety_cb, &sdata[i]);
723 /* cleanup, don't care which callbacks are already removed */
724 rte_mempool_event_callback_unregister(test_mempool_events_cb, &data);
725 for (i = 0; i < RTE_DIM(sdata); i++)
726 rte_mempool_event_callback_unregister
727 (test_mempool_events_safety_cb, &sdata[i]);
728 /* in case of failure before the planned destruction */
729 rte_mempool_free(mp);
732 #pragma pop_macro("RTE_TEST_TRACE_FAILURE")
735 #pragma push_macro("RTE_TEST_TRACE_FAILURE")
736 #undef RTE_TEST_TRACE_FAILURE
737 #define RTE_TEST_TRACE_FAILURE(...) do { \
743 test_mempool_flag_non_io_set_when_no_iova_contig_set(void)
745 const struct rte_memzone *mz = NULL;
748 size_t size = MEMPOOL_ELT_SIZE * 16;
749 struct rte_mempool *mp = NULL;
752 mz = rte_memzone_reserve("test_mempool", size, SOCKET_ID_ANY, 0);
753 RTE_TEST_ASSERT_NOT_NULL(mz, "Cannot allocate memory");
756 mp = rte_mempool_create_empty("empty", MEMPOOL_SIZE,
757 MEMPOOL_ELT_SIZE, 0, 0,
758 SOCKET_ID_ANY, RTE_MEMPOOL_F_NO_IOVA_CONTIG);
759 RTE_TEST_ASSERT_NOT_NULL(mp, "Cannot create mempool: %s",
760 rte_strerror(rte_errno));
761 rte_mempool_set_ops_byname(mp, rte_mbuf_best_mempool_ops(), NULL);
763 RTE_TEST_ASSERT(mp->flags & RTE_MEMPOOL_F_NON_IO,
764 "NON_IO flag is not set on an empty mempool");
767 * Always use valid IOVA so that populate() has no other reason
768 * to infer that the mempool cannot be used for IO.
770 ret = rte_mempool_populate_iova(mp, virt, iova, size, NULL, NULL);
771 RTE_TEST_ASSERT(ret > 0, "Failed to populate mempool: %s",
773 RTE_TEST_ASSERT(mp->flags & RTE_MEMPOOL_F_NON_IO,
774 "NON_IO flag is not set when NO_IOVA_CONTIG is set");
777 rte_mempool_free(mp);
778 rte_memzone_free(mz);
783 test_mempool_flag_non_io_unset_when_populated_with_valid_iova(void)
785 const struct rte_memzone *mz = NULL;
788 size_t total_size = MEMPOOL_ELT_SIZE * MEMPOOL_SIZE;
789 size_t block_size = total_size / 3;
790 struct rte_mempool *mp = NULL;
794 * Since objects from the pool are never used in the test,
795 * we don't care for contiguous IOVA, on the other hand,
796 * requiring it could cause spurious test failures.
798 mz = rte_memzone_reserve("test_mempool", total_size, SOCKET_ID_ANY, 0);
799 RTE_TEST_ASSERT_NOT_NULL(mz, "Cannot allocate memory");
802 mp = rte_mempool_create_empty("empty", MEMPOOL_SIZE,
803 MEMPOOL_ELT_SIZE, 0, 0,
805 RTE_TEST_ASSERT_NOT_NULL(mp, "Cannot create mempool: %s",
806 rte_strerror(rte_errno));
808 RTE_TEST_ASSERT(mp->flags & RTE_MEMPOOL_F_NON_IO,
809 "NON_IO flag is not set on an empty mempool");
811 ret = rte_mempool_populate_iova(mp, RTE_PTR_ADD(virt, 1 * block_size),
812 RTE_BAD_IOVA, block_size, NULL, NULL);
813 RTE_TEST_ASSERT(ret > 0, "Failed to populate mempool: %s",
815 RTE_TEST_ASSERT(mp->flags & RTE_MEMPOOL_F_NON_IO,
816 "NON_IO flag is not set when mempool is populated with only RTE_BAD_IOVA");
818 ret = rte_mempool_populate_iova(mp, virt, iova, block_size, NULL, NULL);
819 RTE_TEST_ASSERT(ret > 0, "Failed to populate mempool: %s",
821 RTE_TEST_ASSERT(!(mp->flags & RTE_MEMPOOL_F_NON_IO),
822 "NON_IO flag is not unset when mempool is populated with valid IOVA");
824 ret = rte_mempool_populate_iova(mp, RTE_PTR_ADD(virt, 2 * block_size),
825 RTE_BAD_IOVA, block_size, NULL, NULL);
826 RTE_TEST_ASSERT(ret > 0, "Failed to populate mempool: %s",
828 RTE_TEST_ASSERT(!(mp->flags & RTE_MEMPOOL_F_NON_IO),
829 "NON_IO flag is set even when some objects have valid IOVA");
833 rte_mempool_free(mp);
834 rte_memzone_free(mz);
838 #pragma pop_macro("RTE_TEST_TRACE_FAILURE")
844 uint32_t nb_objs = 0;
845 uint32_t nb_mem_chunks = 0;
846 struct rte_mempool *mp_cache = NULL;
847 struct rte_mempool *mp_nocache = NULL;
848 struct rte_mempool *mp_stack_anon = NULL;
849 struct rte_mempool *mp_stack_mempool_iter = NULL;
850 struct rte_mempool *mp_stack = NULL;
851 struct rte_mempool *default_pool = NULL;
852 struct mp_data cb_arg = {
855 const char *default_pool_ops = rte_mbuf_best_mempool_ops();
857 /* create a mempool (without cache) */
858 mp_nocache = rte_mempool_create("test_nocache", MEMPOOL_SIZE,
859 MEMPOOL_ELT_SIZE, 0, 0,
864 if (mp_nocache == NULL) {
865 printf("cannot allocate mp_nocache mempool\n");
869 /* create a mempool (with cache) */
870 mp_cache = rte_mempool_create("test_cache", MEMPOOL_SIZE,
872 RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
877 if (mp_cache == NULL) {
878 printf("cannot allocate mp_cache mempool\n");
882 /* create an empty mempool */
883 mp_stack_anon = rte_mempool_create_empty("test_stack_anon",
886 RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
889 if (mp_stack_anon == NULL)
892 /* populate an empty mempool */
893 ret = rte_mempool_populate_anon(mp_stack_anon);
894 printf("%s ret = %d\n", __func__, ret);
898 /* Try to populate when already populated */
899 ret = rte_mempool_populate_anon(mp_stack_anon);
903 /* create a mempool */
904 mp_stack_mempool_iter = rte_mempool_create("test_iter_obj",
907 RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
912 if (mp_stack_mempool_iter == NULL)
915 /* test to initialize mempool objects and memory */
916 nb_objs = rte_mempool_obj_iter(mp_stack_mempool_iter, my_obj_init,
921 nb_mem_chunks = rte_mempool_mem_iter(mp_stack_mempool_iter,
922 test_mp_mem_init, &cb_arg);
923 if (nb_mem_chunks == 0 || cb_arg.ret < 0)
926 /* create a mempool with an external handler */
927 mp_stack = rte_mempool_create_empty("test_stack",
930 RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
933 if (mp_stack == NULL) {
934 printf("cannot allocate mp_stack mempool\n");
937 if (rte_mempool_set_ops_byname(mp_stack, "stack", NULL) < 0) {
938 printf("cannot set stack handler\n");
941 if (rte_mempool_populate_default(mp_stack) < 0) {
942 printf("cannot populate mp_stack mempool\n");
945 rte_mempool_obj_iter(mp_stack, my_obj_init, NULL);
947 /* Create a mempool based on Default handler */
948 printf("Testing %s mempool handler\n", default_pool_ops);
949 default_pool = rte_mempool_create_empty("default_pool",
952 RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
955 if (default_pool == NULL) {
956 printf("cannot allocate default mempool\n");
959 if (rte_mempool_set_ops_byname(default_pool,
960 default_pool_ops, NULL) < 0) {
961 printf("cannot set %s handler\n", default_pool_ops);
964 if (rte_mempool_populate_default(default_pool) < 0) {
965 printf("cannot populate %s mempool\n", default_pool_ops);
968 rte_mempool_obj_iter(default_pool, my_obj_init, NULL);
970 /* retrieve the mempool from its name */
971 if (rte_mempool_lookup("test_nocache") != mp_nocache) {
972 printf("Cannot lookup mempool from its name\n");
976 printf("Walk into mempools:\n");
977 rte_mempool_walk(walk_cb, NULL);
979 rte_mempool_list_dump(stdout);
981 /* basic tests without cache */
982 if (test_mempool_basic(mp_nocache, 0) < 0)
985 /* basic tests with cache */
986 if (test_mempool_basic(mp_cache, 0) < 0)
989 /* basic tests with user-owned cache */
990 if (test_mempool_basic(mp_nocache, 1) < 0)
993 /* more basic tests without cache */
994 if (test_mempool_basic_ex(mp_nocache) < 0)
997 /* mempool operation test based on single producer and single consumer */
998 if (test_mempool_sp_sc() < 0)
1001 if (test_mempool_creation_with_exceeded_cache_size() < 0)
1004 if (test_mempool_creation_with_invalid_flags() < 0)
1007 if (test_mempool_same_name_twice_creation() < 0)
1010 /* test the stack handler */
1011 if (test_mempool_basic(mp_stack, 1) < 0)
1014 if (test_mempool_basic(default_pool, 1) < 0)
1017 /* test mempool event callbacks */
1018 if (test_mempool_events(rte_mempool_populate_default) < 0)
1020 if (test_mempool_events(rte_mempool_populate_anon) < 0)
1022 if (test_mempool_events_safety() < 0)
1025 /* test NON_IO flag inference */
1026 if (test_mempool_flag_non_io_set_when_no_iova_contig_set() < 0)
1028 if (test_mempool_flag_non_io_unset_when_populated_with_valid_iova() < 0)
1031 rte_mempool_list_dump(stdout);
1036 rte_mempool_free(mp_nocache);
1037 rte_mempool_free(mp_cache);
1038 rte_mempool_free(mp_stack_anon);
1039 rte_mempool_free(mp_stack_mempool_iter);
1040 rte_mempool_free(mp_stack);
1041 rte_mempool_free(default_pool);
1046 REGISTER_TEST_COMMAND(mempool_autotest, test_mempool);