xref: /dpdk/app/test/test_malloc.c (revision dada9ef6edc59015b6674b5a95258787c71401b0)
1 /*-
2  *   BSD LICENSE
3  *
4  *   Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
5  *   All rights reserved.
6  *
7  *   Redistribution and use in source and binary forms, with or without
8  *   modification, are permitted provided that the following conditions
9  *   are met:
10  *
11  *     * Redistributions of source code must retain the above copyright
12  *       notice, this list of conditions and the following disclaimer.
13  *     * Redistributions in binary form must reproduce the above copyright
14  *       notice, this list of conditions and the following disclaimer in
15  *       the documentation and/or other materials provided with the
16  *       distribution.
17  *     * Neither the name of Intel Corporation nor the names of its
18  *       contributors may be used to endorse or promote products derived
19  *       from this software without specific prior written permission.
20  *
21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  *
33  */
34 
35 #include <stdio.h>
36 #include <stdint.h>
37 #include <string.h>
38 #include <stdarg.h>
39 #include <errno.h>
40 #include <stdlib.h>
41 #include <sys/queue.h>
42 
43 #include <cmdline_parse.h>
44 
45 #include <rte_common.h>
46 #include <rte_memory.h>
47 #include <rte_memzone.h>
48 #include <rte_per_lcore.h>
49 #include <rte_launch.h>
50 #include <rte_tailq.h>
51 #include <rte_eal.h>
52 #include <rte_per_lcore.h>
53 #include <rte_lcore.h>
54 #include <rte_malloc.h>
55 #include <rte_cycles.h>
56 #include <rte_random.h>
57 #include <rte_string_fns.h>
58 
59 #include "test.h"
60 
61 #define N 10000
62 
63 #define QUOTE_(x) #x
64 #define QUOTE(x) QUOTE_(x)
65 #define MALLOC_MEMZONE_SIZE QUOTE(RTE_MALLOC_MEMZONE_SIZE)
66 
67 /*
68  * Malloc
69  * ======
70  *
71  * Allocate some dynamic memory from heap (3 areas). Check that areas
72  * don't overlap an that alignment constraints match. This test is
73  * done many times on different lcores simultaneously.
74  */
75 
76 /* Test if memory overlaps: return 1 if true, or 0 if false. */
77 static int
78 is_memory_overlap(void *p1, size_t len1, void *p2, size_t len2)
79 {
80 	unsigned long ptr1 = (unsigned long)p1;
81 	unsigned long ptr2 = (unsigned long)p2;
82 
83 	if (ptr2 >= ptr1 && (ptr2 - ptr1) < len1)
84 		return 1;
85 	else if (ptr2 < ptr1 && (ptr1 - ptr2) < len2)
86 		return 1;
87 	return 0;
88 }
89 
90 static int
91 is_aligned(void *p, int align)
92 {
93 	unsigned long addr = (unsigned long)p;
94 	unsigned mask = align - 1;
95 
96 	if (addr & mask)
97 		return 0;
98 	return 1;
99 }
100 
101 static int
102 test_align_overlap_per_lcore(__attribute__((unused)) void *arg)
103 {
104 	const unsigned align1 = 8,
105 			align2 = 64,
106 			align3 = 2048;
107 	unsigned i,j;
108 	void *p1 = NULL, *p2 = NULL, *p3 = NULL;
109 	int ret = 0;
110 
111 	for (i = 0; i < N; i++) {
112 		p1 = rte_zmalloc("dummy", 1000, align1);
113 		if (!p1){
114 			printf("rte_zmalloc returned NULL (i=%u)\n", i);
115 			ret = -1;
116 			break;
117 		}
118 		for(j = 0; j < 1000 ; j++) {
119 			if( *(char *)p1 != 0) {
120 				printf("rte_zmalloc didn't zeroed"
121 				       "the allocated memory\n");
122 				ret = -1;
123 			}
124 		}
125 		p2 = rte_malloc("dummy", 1000, align2);
126 		if (!p2){
127 			printf("rte_malloc returned NULL (i=%u)\n", i);
128 			ret = -1;
129 			rte_free(p1);
130 			break;
131 		}
132 		p3 = rte_malloc("dummy", 1000, align3);
133 		if (!p3){
134 			printf("rte_malloc returned NULL (i=%u)\n", i);
135 			ret = -1;
136 			rte_free(p1);
137 			rte_free(p2);
138 			break;
139 		}
140 		if (is_memory_overlap(p1, 1000, p2, 1000)) {
141 			printf("p1 and p2 overlaps\n");
142 			ret = -1;
143 		}
144 		if (is_memory_overlap(p2, 1000, p3, 1000)) {
145 			printf("p2 and p3 overlaps\n");
146 			ret = -1;
147 		}
148 		if (is_memory_overlap(p1, 1000, p3, 1000)) {
149 			printf("p1 and p3 overlaps\n");
150 			ret = -1;
151 		}
152 		if (!is_aligned(p1, align1)) {
153 			printf("p1 is not aligned\n");
154 			ret = -1;
155 		}
156 		if (!is_aligned(p2, align2)) {
157 			printf("p2 is not aligned\n");
158 			ret = -1;
159 		}
160 		if (!is_aligned(p3, align3)) {
161 			printf("p3 is not aligned\n");
162 			ret = -1;
163 		}
164 		rte_free(p1);
165 		rte_free(p2);
166 		rte_free(p3);
167 	}
168 	rte_malloc_dump_stats("dummy");
169 
170 	return ret;
171 }
172 
173 static int
174 test_reordered_free_per_lcore(__attribute__((unused)) void *arg)
175 {
176 	const unsigned align1 = 8,
177 			align2 = 64,
178 			align3 = 2048;
179 	unsigned i,j;
180 	void *p1, *p2, *p3;
181 	int ret = 0;
182 
183 	for (i = 0; i < 30; i++) {
184 		p1 = rte_zmalloc("dummy", 1000, align1);
185 		if (!p1){
186 			printf("rte_zmalloc returned NULL (i=%u)\n", i);
187 			ret = -1;
188 			break;
189 		}
190 		for(j = 0; j < 1000 ; j++) {
191 			if( *(char *)p1 != 0) {
192 				printf("rte_zmalloc didn't zeroed"
193 				       "the allocated memory\n");
194 				ret = -1;
195 			}
196 		}
197 		/* use calloc to allocate 1000 16-byte items this time */
198 		p2 = rte_calloc("dummy", 1000, 16, align2);
199 		/* for third request use regular malloc again */
200 		p3 = rte_malloc("dummy", 1000, align3);
201 		if (!p2 || !p3){
202 			printf("rte_malloc returned NULL (i=%u)\n", i);
203 			ret = -1;
204 			break;
205 		}
206 		if (is_memory_overlap(p1, 1000, p2, 1000)) {
207 			printf("p1 and p2 overlaps\n");
208 			ret = -1;
209 		}
210 		if (is_memory_overlap(p2, 1000, p3, 1000)) {
211 			printf("p2 and p3 overlaps\n");
212 			ret = -1;
213 		}
214 		if (is_memory_overlap(p1, 1000, p3, 1000)) {
215 			printf("p1 and p3 overlaps\n");
216 			ret = -1;
217 		}
218 		if (!is_aligned(p1, align1)) {
219 			printf("p1 is not aligned\n");
220 			ret = -1;
221 		}
222 		if (!is_aligned(p2, align2)) {
223 			printf("p2 is not aligned\n");
224 			ret = -1;
225 		}
226 		if (!is_aligned(p3, align3)) {
227 			printf("p3 is not aligned\n");
228 			ret = -1;
229 		}
230 		/* try freeing in every possible order */
231 		switch (i%6){
232 		case 0:
233 			rte_free(p1);
234 			rte_free(p2);
235 			rte_free(p3);
236 			break;
237 		case 1:
238 			rte_free(p1);
239 			rte_free(p3);
240 			rte_free(p2);
241 			break;
242 		case 2:
243 			rte_free(p2);
244 			rte_free(p1);
245 			rte_free(p3);
246 			break;
247 		case 3:
248 			rte_free(p2);
249 			rte_free(p3);
250 			rte_free(p1);
251 			break;
252 		case 4:
253 			rte_free(p3);
254 			rte_free(p1);
255 			rte_free(p2);
256 			break;
257 		case 5:
258 			rte_free(p3);
259 			rte_free(p2);
260 			rte_free(p1);
261 			break;
262 		}
263 	}
264 	rte_malloc_dump_stats("dummy");
265 
266 	return ret;
267 }
268 
269 
270 /* test function inside the malloc lib*/
271 static int
272 test_str_to_size(void)
273 {
274 	struct {
275 		const char *str;
276 		uint64_t value;
277 	} test_values[] =
278 		{{ "5G", (uint64_t)5 * 1024 * 1024 *1024 },
279 				{"0x20g", (uint64_t)0x20 * 1024 * 1024 *1024},
280 				{"10M", 10 * 1024 * 1024},
281 				{"050m", 050 * 1024 * 1024},
282 				{"8K", 8 * 1024},
283 				{"15k", 15 * 1024},
284 				{"0200", 0200},
285 				{"0x103", 0x103},
286 				{"432", 432},
287 				{"-1", 0}, /* negative values return 0 */
288 				{"  -2", 0},
289 				{"  -3MB", 0},
290 				{"18446744073709551616", 0} /* ULLONG_MAX + 1 == out of range*/
291 		};
292 	unsigned i;
293 	for (i = 0; i < sizeof(test_values)/sizeof(test_values[0]); i++)
294 		if (rte_str_to_size(test_values[i].str) != test_values[i].value)
295 			return -1;
296 	return 0;
297 }
298 
299 static int
300 test_big_alloc(void)
301 {
302 	void *p1 = rte_malloc("BIG", rte_str_to_size(MALLOC_MEMZONE_SIZE) * 2, 1024);
303 	if (!p1)
304 		return -1;
305 	rte_free(p1);
306 	return 0;
307 }
308 
309 static int
310 test_memzone_size_alloc(void)
311 {
312 	void *p1 = rte_malloc("BIG", rte_str_to_size(MALLOC_MEMZONE_SIZE) - 128, 64);
313 	if (!p1)
314 		return -1;
315 	rte_free(p1);
316 	/* one extra check - check no crashes if free(NULL) */
317 	rte_free(NULL);
318 	return 0;
319 }
320 
321 static int
322 test_rte_malloc_type_limits(void)
323 {
324 	/* The type-limits functionality is not yet implemented,
325 	 * so always return 0 no matter what the retval.
326 	 */
327 	const char *typename = "limit_test";
328 	rte_malloc_set_limit(typename, 64 * 1024);
329 	rte_malloc_dump_stats(typename);
330 	return 0;
331 }
332 
333 static int
334 test_realloc(void)
335 {
336 	const char hello_str[] = "Hello, world!";
337 	const unsigned size1 = 1024;
338 	const unsigned size2 = size1 + 1024;
339 	const unsigned size3 = size2;
340 	const unsigned size4 = size3 + 1024;
341 
342 	/* test data is the same even if element is moved*/
343 	char *ptr1 = rte_zmalloc(NULL, size1, CACHE_LINE_SIZE);
344 	if (!ptr1){
345 		printf("NULL pointer returned from rte_zmalloc\n");
346 		return -1;
347 	}
348 	rte_snprintf(ptr1, size1, "%s" ,hello_str);
349 	char *ptr2 = rte_realloc(ptr1, size2, CACHE_LINE_SIZE);
350 	if (!ptr2){
351 		rte_free(ptr1);
352 		printf("NULL pointer returned from rte_realloc\n");
353 		return -1;
354 	}
355 	if (ptr1 == ptr2){
356 		printf("unexpected - ptr1 == ptr2\n");
357 	}
358 	if (strcmp(ptr2, hello_str) != 0){
359 		printf("Error - lost data from pointed area\n");
360 		rte_free(ptr2);
361 		return -1;
362 	}
363 	unsigned i;
364 	for (i = strnlen(hello_str, sizeof(hello_str)); i < size1; i++)
365 		if (ptr2[i] != 0){
366 			printf("Bad data in realloc\n");
367 			rte_free(ptr2);
368 			return -1;
369 		}
370 	/* now allocate third element, free the second
371 	 * and resize third. It should not move. (ptr1 is now invalid)
372 	 */
373 	char *ptr3 = rte_zmalloc(NULL, size3, CACHE_LINE_SIZE);
374 	if (!ptr3){
375 		printf("NULL pointer returned from rte_zmalloc\n");
376 		rte_free(ptr2);
377 		return -1;
378 	}
379 	for (i = 0; i < size3; i++)
380 		if (ptr3[i] != 0){
381 			printf("Bad data in zmalloc\n");
382 			rte_free(ptr3);
383 			rte_free(ptr2);
384 			return -1;
385 		}
386 	rte_free(ptr2);
387 	/* first resize to half the size of the freed block */
388 	char *ptr4 = rte_realloc(ptr3, size4, CACHE_LINE_SIZE);
389 	if (!ptr4){
390 		printf("NULL pointer returned from rte_realloc\n");
391 		rte_free(ptr3);
392 		return -1;
393 	}
394 	if (ptr3 != ptr4){
395 		printf("Unexpected - ptr4 != ptr3\n");
396 		rte_free(ptr4);
397 		return -1;
398 	}
399 	/* now resize again to the full size of the freed block */
400 	ptr4 = rte_realloc(ptr3, size3 + size2 + size1, CACHE_LINE_SIZE);
401 	if (ptr3 != ptr4){
402 		printf("Unexpected - ptr4 != ptr3 on second resize\n");
403 		rte_free(ptr4);
404 		return -1;
405 	}
406 	rte_free(ptr4);
407 
408 	/* now try a resize to a smaller size, see if it works */
409 	const unsigned size5 = 1024;
410 	const unsigned size6 = size5 / 2;
411 	char *ptr5 = rte_malloc(NULL, size5, CACHE_LINE_SIZE);
412 	if (!ptr5){
413 		printf("NULL pointer returned from rte_malloc\n");
414 		return -1;
415 	}
416 	char *ptr6 = rte_realloc(ptr5, size6, CACHE_LINE_SIZE);
417 	if (!ptr6){
418 		printf("NULL pointer returned from rte_realloc\n");
419 		rte_free(ptr5);
420 		return -1;
421 	}
422 	if (ptr5 != ptr6){
423 		printf("Error, resizing to a smaller size moved data\n");
424 		rte_free(ptr6);
425 		return -1;
426 	}
427 	rte_free(ptr6);
428 
429 	/* check for behaviour changing alignment */
430 	const unsigned size7 = 1024;
431 	const unsigned orig_align = CACHE_LINE_SIZE;
432 	unsigned new_align = CACHE_LINE_SIZE * 2;
433 	char *ptr7 = rte_malloc(NULL, size7, orig_align);
434 	if (!ptr7){
435 		printf("NULL pointer returned from rte_malloc\n");
436 		return -1;
437 	}
438 	/* calc an alignment we don't already have */
439 	while(RTE_ALIGN(ptr7, new_align) == ptr7)
440 		new_align *= 2;
441 	char *ptr8 = rte_realloc(ptr7, size7, new_align);
442 	if (!ptr8){
443 		printf("NULL pointer returned from rte_realloc\n");
444 		rte_free(ptr7);
445 		return -1;
446 	}
447 	if (RTE_ALIGN(ptr8, new_align) != ptr8){
448 		printf("Failure to re-align data\n");
449 		rte_free(ptr8);
450 		return -1;
451 	}
452 	rte_free(ptr8);
453 
454 	/* test behaviour when there is a free block after current one,
455 	 * but its not big enough
456 	 */
457 	unsigned size9 = 1024, size10 = 1024;
458 	unsigned size11 = size9 + size10 + 256;
459 	char *ptr9 = rte_malloc(NULL, size9, CACHE_LINE_SIZE);
460 	if (!ptr9){
461 		printf("NULL pointer returned from rte_malloc\n");
462 		return -1;
463 	}
464 	char *ptr10 = rte_malloc(NULL, size10, CACHE_LINE_SIZE);
465 	if (!ptr10){
466 		printf("NULL pointer returned from rte_malloc\n");
467 		return -1;
468 	}
469 	rte_free(ptr9);
470 	char *ptr11 = rte_realloc(ptr10, size11, CACHE_LINE_SIZE);
471 	if (!ptr11){
472 		printf("NULL pointer returned from rte_realloc\n");
473 		rte_free(ptr10);
474 		return -1;
475 	}
476 	if (ptr11 == ptr10){
477 		printf("Error, unexpected that realloc has not created new buffer\n");
478 		rte_free(ptr11);
479 		return -1;
480 	}
481 	rte_free(ptr11);
482 
483 	/* check we don't crash if we pass null to realloc
484 	 * We should get a malloc of the size requested*/
485 	const size_t size12 = 1024;
486 	size_t size12_check;
487 	char *ptr12 = rte_realloc(NULL, size12, CACHE_LINE_SIZE);
488 	if (!ptr12){
489 		printf("NULL pointer returned from rte_realloc\n");
490 		return -1;
491 	}
492 	if (rte_malloc_validate(ptr12, &size12_check) < 0 ||
493 			size12_check != size12){
494 		rte_free(ptr12);
495 		return -1;
496 	}
497 	rte_free(ptr12);
498 	return 0;
499 }
500 
501 static int
502 test_random_alloc_free(void *_ __attribute__((unused)))
503 {
504 	struct mem_list {
505 		struct mem_list *next;
506 		char data[0];
507 	} *list_head = NULL;
508 	unsigned i;
509 	unsigned count = 0;
510 
511 	rte_srand((unsigned)rte_rdtsc());
512 
513 	for (i = 0; i < N; i++){
514 		unsigned free_mem = 0;
515 		size_t allocated_size;
516 		while (!free_mem){
517 			const unsigned mem_size = sizeof(struct mem_list) + \
518 				rte_rand() % (64 * 1024);
519 			const unsigned align = 1 << (rte_rand() % 12); /* up to 4k alignment */
520 			struct mem_list *entry = rte_malloc(NULL,
521 					mem_size, align);
522 			if (entry == NULL)
523 				return -1;
524 			if (RTE_ALIGN(entry, align)!= entry)
525 				return -1;
526 			if (rte_malloc_validate(entry, &allocated_size) == -1
527 					|| allocated_size < mem_size)
528 				return -1;
529 			memset(entry->data, rte_lcore_id(),
530 					mem_size - sizeof(*entry));
531 			entry->next = list_head;
532 			if (rte_malloc_validate(entry, NULL) == -1)
533 				return -1;
534 			list_head = entry;
535 
536 			count++;
537 			/* switch to freeing the memory with a 20% probability */
538 			free_mem = ((rte_rand() % 10) >= 8);
539 		}
540 		while (list_head){
541 			struct mem_list *entry = list_head;
542 			list_head = list_head->next;
543 			rte_free(entry);
544 		}
545 	}
546 	printf("Lcore %u allocated/freed %u blocks\n", rte_lcore_id(), count);
547 	return 0;
548 }
549 
550 #define err_return() do { \
551 	printf("%s: %d - Error\n", __func__, __LINE__); \
552 	goto err_return; \
553 } while (0)
554 
555 static int
556 test_rte_malloc_validate(void)
557 {
558 	const size_t request_size = 1024;
559 	size_t allocated_size;
560 	char *data_ptr = rte_malloc(NULL, request_size, CACHE_LINE_SIZE);
561 	if (data_ptr == NULL) {
562 		printf("%s: %d - Allocation error\n", __func__, __LINE__);
563 		return -1;
564 	}
565 
566 	/* check that a null input returns -1 */
567 	if (rte_malloc_validate(NULL, NULL) != -1)
568 		err_return();
569 
570 	/* check that we get ok on a valid pointer */
571 	if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
572 		err_return();
573 
574 	/* check that the returned size is ok */
575 	if (allocated_size < request_size)
576 		err_return();
577 
578 #ifdef RTE_LIBRTE_MALLOC_DEBUG
579 	int retval;
580 	char *over_write_vals = NULL;
581 
582 	/****** change the header to be bad */
583 	char save_buf[64];
584 	over_write_vals = (char *)((uintptr_t)data_ptr - sizeof(save_buf));
585 	/* first save the data as a backup before overwriting it */
586 	memcpy(save_buf, over_write_vals, sizeof(save_buf));
587 	memset(over_write_vals, 1, sizeof(save_buf));
588 	/* then run validate */
589 	retval = rte_malloc_validate(data_ptr, NULL);
590 	/* finally restore the data again */
591 	memcpy(over_write_vals, save_buf, sizeof(save_buf));
592 	/* check we previously had an error */
593 	if (retval != -1)
594 		err_return();
595 
596 	/* check all ok again */
597 	if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
598 		err_return();
599 
600 	/**** change the trailer to be bad */
601 	over_write_vals = (char *)((uintptr_t)data_ptr + allocated_size);
602 	/* first save the data as a backup before overwriting it */
603 	memcpy(save_buf, over_write_vals, sizeof(save_buf));
604 	memset(over_write_vals, 1, sizeof(save_buf));
605 	/* then run validate */
606 	retval = rte_malloc_validate(data_ptr, NULL);
607 	/* finally restore the data again */
608 	memcpy(over_write_vals, save_buf, sizeof(save_buf));
609 	if (retval != -1)
610 		err_return();
611 
612 	/* check all ok again */
613 	if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
614 		err_return();
615 #endif
616 
617 	rte_free(data_ptr);
618 	return 0;
619 
620 err_return:
621 	/*clean up */
622 	rte_free(data_ptr);
623 	return -1;
624 }
625 
626 static int
627 test_zero_aligned_alloc(void)
628 {
629 	char *p1 = rte_malloc(NULL,1024, 0);
630 	if (!p1)
631 		goto err_return;
632 	if (!rte_is_aligned(p1, CACHE_LINE_SIZE))
633 		goto err_return;
634 	rte_free(p1);
635 	return 0;
636 
637 err_return:
638 	/*clean up */
639 	if (p1) rte_free(p1);
640 	return -1;
641 }
642 
643 static int
644 test_malloc_bad_params(void)
645 {
646 	const char *type = NULL;
647 	size_t size = 0;
648 	unsigned align = CACHE_LINE_SIZE;
649 
650 	/* rte_malloc expected to return null with inappropriate size */
651 	char *bad_ptr = rte_malloc(type, size, align);
652 	if (bad_ptr != NULL)
653 		goto err_return;
654 
655 	/* rte_malloc expected to return null with inappropriate alignment */
656 	align = 17;
657 	size = 1024;
658 
659 	bad_ptr = rte_malloc(type, size, align);
660 	if (bad_ptr != NULL)
661 		goto err_return;
662 
663 	return 0;
664 
665 err_return:
666 	/* clean up pointer */
667 	if (bad_ptr)
668 		rte_free(bad_ptr);
669 	return -1;
670 }
671 
672 int
673 test_malloc(void)
674 {
675 	unsigned lcore_id;
676 	int ret = 0;
677 
678 	if (test_str_to_size() < 0){
679 		printf("test_str_to_size() failed\n");
680 		return -1;
681 	}
682 	else printf("test_str_to_size() passed\n");
683 
684 	if (test_memzone_size_alloc() < 0){
685 		printf("test_memzone_size_alloc() failed\n");
686 		return -1;
687 	}
688 	else printf("test_memzone_size_alloc() passed\n");
689 
690 	if (test_big_alloc() < 0){
691 		printf("test_big_alloc() failed\n");
692 		return -1;
693 	}
694 	else printf("test_big_alloc() passed\n");
695 
696 	if (test_zero_aligned_alloc() < 0){
697 		printf("test_zero_aligned_alloc() failed\n");
698 		return -1;
699 	}
700 	else printf("test_zero_aligned_alloc() passed\n");
701 
702 	if (test_malloc_bad_params() < 0){
703 		printf("test_malloc_bad_params() failed\n");
704 		return -1;
705 	}
706 	else printf("test_malloc_bad_params() passed\n");
707 
708 	if (test_realloc() < 0){
709 		printf("test_realloc() failed\n");
710 		return -1;
711 	}
712 	else printf("test_realloc() passed\n");
713 /*----------------------------*/
714 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
715 		rte_eal_remote_launch(test_align_overlap_per_lcore, NULL, lcore_id);
716 	}
717 
718 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
719 		if (rte_eal_wait_lcore(lcore_id) < 0)
720 			ret = -1;
721 	}
722 	if (ret < 0){
723 		printf("test_align_overlap_per_lcore() failed\n");
724 		return ret;
725 	}
726 	else printf("test_align_overlap_per_lcore() passed\n");
727 	/*----------------------------*/
728 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
729 		rte_eal_remote_launch(test_reordered_free_per_lcore, NULL, lcore_id);
730 	}
731 
732 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
733 		if (rte_eal_wait_lcore(lcore_id) < 0)
734 			ret = -1;
735 	}
736 	if (ret < 0){
737 		printf("test_reordered_free_per_lcore() failed\n");
738 		return ret;
739 	}
740 	else printf("test_reordered_free_per_lcore() passed\n");
741 
742 	/*----------------------------*/
743 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
744 		rte_eal_remote_launch(test_random_alloc_free, NULL, lcore_id);
745 	}
746 
747 	RTE_LCORE_FOREACH_SLAVE(lcore_id) {
748 		if (rte_eal_wait_lcore(lcore_id) < 0)
749 			ret = -1;
750 	}
751 	if (ret < 0){
752 		printf("test_random_alloc_free() failed\n");
753 		return ret;
754 	}
755 	else printf("test_random_alloc_free() passed\n");
756 
757 	/*----------------------------*/
758 	ret = test_rte_malloc_type_limits();
759 	if (ret < 0){
760 		printf("test_rte_malloc_type_limits() failed\n");
761 		return ret;
762 	}
763 	/* TODO: uncomment following line once type limits are valid */
764 	/*else printf("test_rte_malloc_type_limits() passed\n");*/
765 
766 	/*----------------------------*/
767 	ret = test_rte_malloc_validate();
768 	if (ret < 0){
769 		printf("test_rte_malloc_validate() failed\n");
770 		return ret;
771 	}
772 	else printf("test_rte_malloc_validate() passed\n");
773 
774 	return 0;
775 }
776