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-rw-r--r--app/test/test_malloc.c966
1 files changed, 966 insertions, 0 deletions
diff --git a/app/test/test_malloc.c b/app/test/test_malloc.c
new file mode 100644
index 00000000..a04a751a
--- /dev/null
+++ b/app/test/test_malloc.c
@@ -0,0 +1,966 @@
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+#include <stdarg.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <sys/queue.h>
+
+#include <rte_common.h>
+#include <rte_memory.h>
+#include <rte_memzone.h>
+#include <rte_per_lcore.h>
+#include <rte_launch.h>
+#include <rte_eal.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_malloc.h>
+#include <rte_cycles.h>
+#include <rte_random.h>
+#include <rte_string_fns.h>
+
+#include "test.h"
+
+#define N 10000
+
+/*
+ * Malloc
+ * ======
+ *
+ * Allocate some dynamic memory from heap (3 areas). Check that areas
+ * don't overlap and that alignment constraints match. This test is
+ * done many times on different lcores simultaneously.
+ */
+
+/* Test if memory overlaps: return 1 if true, or 0 if false. */
+static int
+is_memory_overlap(void *p1, size_t len1, void *p2, size_t len2)
+{
+ unsigned long ptr1 = (unsigned long)p1;
+ unsigned long ptr2 = (unsigned long)p2;
+
+ if (ptr2 >= ptr1 && (ptr2 - ptr1) < len1)
+ return 1;
+ else if (ptr2 < ptr1 && (ptr1 - ptr2) < len2)
+ return 1;
+ return 0;
+}
+
+static int
+is_aligned(void *p, int align)
+{
+ unsigned long addr = (unsigned long)p;
+ unsigned mask = align - 1;
+
+ if (addr & mask)
+ return 0;
+ return 1;
+}
+
+static int
+test_align_overlap_per_lcore(__attribute__((unused)) void *arg)
+{
+ const unsigned align1 = 8,
+ align2 = 64,
+ align3 = 2048;
+ unsigned i,j;
+ void *p1 = NULL, *p2 = NULL, *p3 = NULL;
+ int ret = 0;
+
+ for (i = 0; i < N; i++) {
+ p1 = rte_zmalloc("dummy", 1000, align1);
+ if (!p1){
+ printf("rte_zmalloc returned NULL (i=%u)\n", i);
+ ret = -1;
+ break;
+ }
+ for(j = 0; j < 1000 ; j++) {
+ if( *(char *)p1 != 0) {
+ printf("rte_zmalloc didn't zero"
+ "the allocated memory\n");
+ ret = -1;
+ }
+ }
+ p2 = rte_malloc("dummy", 1000, align2);
+ if (!p2){
+ printf("rte_malloc returned NULL (i=%u)\n", i);
+ ret = -1;
+ rte_free(p1);
+ break;
+ }
+ p3 = rte_malloc("dummy", 1000, align3);
+ if (!p3){
+ printf("rte_malloc returned NULL (i=%u)\n", i);
+ ret = -1;
+ rte_free(p1);
+ rte_free(p2);
+ break;
+ }
+ if (is_memory_overlap(p1, 1000, p2, 1000)) {
+ printf("p1 and p2 overlaps\n");
+ ret = -1;
+ }
+ if (is_memory_overlap(p2, 1000, p3, 1000)) {
+ printf("p2 and p3 overlaps\n");
+ ret = -1;
+ }
+ if (is_memory_overlap(p1, 1000, p3, 1000)) {
+ printf("p1 and p3 overlaps\n");
+ ret = -1;
+ }
+ if (!is_aligned(p1, align1)) {
+ printf("p1 is not aligned\n");
+ ret = -1;
+ }
+ if (!is_aligned(p2, align2)) {
+ printf("p2 is not aligned\n");
+ ret = -1;
+ }
+ if (!is_aligned(p3, align3)) {
+ printf("p3 is not aligned\n");
+ ret = -1;
+ }
+ rte_free(p1);
+ rte_free(p2);
+ rte_free(p3);
+ }
+ rte_malloc_dump_stats(stdout, "dummy");
+
+ return ret;
+}
+
+static int
+test_reordered_free_per_lcore(__attribute__((unused)) void *arg)
+{
+ const unsigned align1 = 8,
+ align2 = 64,
+ align3 = 2048;
+ unsigned i,j;
+ void *p1, *p2, *p3;
+ int ret = 0;
+
+ for (i = 0; i < 30; i++) {
+ p1 = rte_zmalloc("dummy", 1000, align1);
+ if (!p1){
+ printf("rte_zmalloc returned NULL (i=%u)\n", i);
+ ret = -1;
+ break;
+ }
+ for(j = 0; j < 1000 ; j++) {
+ if( *(char *)p1 != 0) {
+ printf("rte_zmalloc didn't zero"
+ "the allocated memory\n");
+ ret = -1;
+ }
+ }
+ /* use calloc to allocate 1000 16-byte items this time */
+ p2 = rte_calloc("dummy", 1000, 16, align2);
+ /* for third request use regular malloc again */
+ p3 = rte_malloc("dummy", 1000, align3);
+ if (!p2 || !p3){
+ printf("rte_malloc returned NULL (i=%u)\n", i);
+ ret = -1;
+ break;
+ }
+ if (is_memory_overlap(p1, 1000, p2, 1000)) {
+ printf("p1 and p2 overlaps\n");
+ ret = -1;
+ }
+ if (is_memory_overlap(p2, 1000, p3, 1000)) {
+ printf("p2 and p3 overlaps\n");
+ ret = -1;
+ }
+ if (is_memory_overlap(p1, 1000, p3, 1000)) {
+ printf("p1 and p3 overlaps\n");
+ ret = -1;
+ }
+ if (!is_aligned(p1, align1)) {
+ printf("p1 is not aligned\n");
+ ret = -1;
+ }
+ if (!is_aligned(p2, align2)) {
+ printf("p2 is not aligned\n");
+ ret = -1;
+ }
+ if (!is_aligned(p3, align3)) {
+ printf("p3 is not aligned\n");
+ ret = -1;
+ }
+ /* try freeing in every possible order */
+ switch (i%6){
+ case 0:
+ rte_free(p1);
+ rte_free(p2);
+ rte_free(p3);
+ break;
+ case 1:
+ rte_free(p1);
+ rte_free(p3);
+ rte_free(p2);
+ break;
+ case 2:
+ rte_free(p2);
+ rte_free(p1);
+ rte_free(p3);
+ break;
+ case 3:
+ rte_free(p2);
+ rte_free(p3);
+ rte_free(p1);
+ break;
+ case 4:
+ rte_free(p3);
+ rte_free(p1);
+ rte_free(p2);
+ break;
+ case 5:
+ rte_free(p3);
+ rte_free(p2);
+ rte_free(p1);
+ break;
+ }
+ }
+ rte_malloc_dump_stats(stdout, "dummy");
+
+ return ret;
+}
+
+/* test function inside the malloc lib*/
+static int
+test_str_to_size(void)
+{
+ struct {
+ const char *str;
+ uint64_t value;
+ } test_values[] =
+ {{ "5G", (uint64_t)5 * 1024 * 1024 *1024 },
+ {"0x20g", (uint64_t)0x20 * 1024 * 1024 *1024},
+ {"10M", 10 * 1024 * 1024},
+ {"050m", 050 * 1024 * 1024},
+ {"8K", 8 * 1024},
+ {"15k", 15 * 1024},
+ {"0200", 0200},
+ {"0x103", 0x103},
+ {"432", 432},
+ {"-1", 0}, /* negative values return 0 */
+ {" -2", 0},
+ {" -3MB", 0},
+ {"18446744073709551616", 0} /* ULLONG_MAX + 1 == out of range*/
+ };
+ unsigned i;
+ for (i = 0; i < sizeof(test_values)/sizeof(test_values[0]); i++)
+ if (rte_str_to_size(test_values[i].str) != test_values[i].value)
+ return -1;
+ return 0;
+}
+
+static int
+test_multi_alloc_statistics(void)
+{
+ int socket = 0;
+ struct rte_malloc_socket_stats pre_stats, post_stats ,first_stats, second_stats;
+ size_t size = 2048;
+ int align = 1024;
+#ifndef RTE_LIBRTE_MALLOC_DEBUG
+ int trailer_size = 0;
+#else
+ int trailer_size = RTE_CACHE_LINE_SIZE;
+#endif
+ int overhead = RTE_CACHE_LINE_SIZE + trailer_size;
+
+ rte_malloc_get_socket_stats(socket, &pre_stats);
+
+ void *p1 = rte_malloc_socket("stats", size , align, socket);
+ if (!p1)
+ return -1;
+ rte_free(p1);
+ rte_malloc_dump_stats(stdout, "stats");
+
+ rte_malloc_get_socket_stats(socket,&post_stats);
+ /* Check statistics reported are correct */
+ /* All post stats should be equal to pre stats after alloc freed */
+ if ((post_stats.heap_totalsz_bytes != pre_stats.heap_totalsz_bytes) &&
+ (post_stats.heap_freesz_bytes!=pre_stats.heap_freesz_bytes) &&
+ (post_stats.heap_allocsz_bytes!=pre_stats.heap_allocsz_bytes)&&
+ (post_stats.alloc_count!=pre_stats.alloc_count)&&
+ (post_stats.free_count!=pre_stats.free_count)) {
+ printf("Malloc statistics are incorrect - freed alloc\n");
+ return -1;
+ }
+ /* Check two consecutive allocations */
+ size = 1024;
+ align = 0;
+ rte_malloc_get_socket_stats(socket,&pre_stats);
+ void *p2 = rte_malloc_socket("add", size ,align, socket);
+ if (!p2)
+ return -1;
+ rte_malloc_get_socket_stats(socket,&first_stats);
+
+ void *p3 = rte_malloc_socket("add2", size,align, socket);
+ if (!p3)
+ return -1;
+
+ rte_malloc_get_socket_stats(socket,&second_stats);
+
+ rte_free(p2);
+ rte_free(p3);
+
+ /* After freeing both allocations check stats return to original */
+ rte_malloc_get_socket_stats(socket, &post_stats);
+
+ if(second_stats.heap_totalsz_bytes != first_stats.heap_totalsz_bytes) {
+ printf("Incorrect heap statistics: Total size \n");
+ return -1;
+ }
+ /* Check allocated size is equal to two additions plus overhead */
+ if(second_stats.heap_allocsz_bytes !=
+ size + overhead + first_stats.heap_allocsz_bytes) {
+ printf("Incorrect heap statistics: Allocated size \n");
+ return -1;
+ }
+ /* Check that allocation count increments correctly i.e. +1 */
+ if (second_stats.alloc_count != first_stats.alloc_count + 1) {
+ printf("Incorrect heap statistics: Allocated count \n");
+ return -1;
+ }
+
+ if (second_stats.free_count != first_stats.free_count){
+ printf("Incorrect heap statistics: Free count \n");
+ return -1;
+ }
+
+ /* Make sure that we didn't touch our greatest chunk: 2 * 11M) */
+ if (post_stats.greatest_free_size != pre_stats.greatest_free_size) {
+ printf("Incorrect heap statistics: Greatest free size \n");
+ return -1;
+ }
+ /* Free size must equal the original free size minus the new allocation*/
+ if (first_stats.heap_freesz_bytes <= second_stats.heap_freesz_bytes) {
+ printf("Incorrect heap statistics: Free size \n");
+ return -1;
+ }
+
+ if ((post_stats.heap_totalsz_bytes != pre_stats.heap_totalsz_bytes) &&
+ (post_stats.heap_freesz_bytes!=pre_stats.heap_freesz_bytes) &&
+ (post_stats.heap_allocsz_bytes!=pre_stats.heap_allocsz_bytes)&&
+ (post_stats.alloc_count!=pre_stats.alloc_count)&&
+ (post_stats.free_count!=pre_stats.free_count)) {
+ printf("Malloc statistics are incorrect - freed alloc\n");
+ return -1;
+ }
+ return 0;
+}
+
+static int
+test_rte_malloc_type_limits(void)
+{
+ /* The type-limits functionality is not yet implemented,
+ * so always return 0 no matter what the retval.
+ */
+ const char *typename = "limit_test";
+ rte_malloc_set_limit(typename, 64 * 1024);
+ rte_malloc_dump_stats(stdout, typename);
+ return 0;
+}
+
+static int
+test_realloc(void)
+{
+ const char hello_str[] = "Hello, world!";
+ const unsigned size1 = 1024;
+ const unsigned size2 = size1 + 1024;
+ const unsigned size3 = size2;
+ const unsigned size4 = size3 + 1024;
+
+ /* test data is the same even if element is moved*/
+ char *ptr1 = rte_zmalloc(NULL, size1, RTE_CACHE_LINE_SIZE);
+ if (!ptr1){
+ printf("NULL pointer returned from rte_zmalloc\n");
+ return -1;
+ }
+ snprintf(ptr1, size1, "%s" ,hello_str);
+ char *ptr2 = rte_realloc(ptr1, size2, RTE_CACHE_LINE_SIZE);
+ if (!ptr2){
+ rte_free(ptr1);
+ printf("NULL pointer returned from rte_realloc\n");
+ return -1;
+ }
+ if (ptr1 == ptr2){
+ printf("unexpected - ptr1 == ptr2\n");
+ }
+ if (strcmp(ptr2, hello_str) != 0){
+ printf("Error - lost data from pointed area\n");
+ rte_free(ptr2);
+ return -1;
+ }
+ unsigned i;
+ for (i = strnlen(hello_str, sizeof(hello_str)); i < size1; i++)
+ if (ptr2[i] != 0){
+ printf("Bad data in realloc\n");
+ rte_free(ptr2);
+ return -1;
+ }
+ /* now allocate third element, free the second
+ * and resize third. It should not move. (ptr1 is now invalid)
+ */
+ char *ptr3 = rte_zmalloc(NULL, size3, RTE_CACHE_LINE_SIZE);
+ if (!ptr3){
+ printf("NULL pointer returned from rte_zmalloc\n");
+ rte_free(ptr2);
+ return -1;
+ }
+ for (i = 0; i < size3; i++)
+ if (ptr3[i] != 0){
+ printf("Bad data in zmalloc\n");
+ rte_free(ptr3);
+ rte_free(ptr2);
+ return -1;
+ }
+ rte_free(ptr2);
+ /* first resize to half the size of the freed block */
+ char *ptr4 = rte_realloc(ptr3, size4, RTE_CACHE_LINE_SIZE);
+ if (!ptr4){
+ printf("NULL pointer returned from rte_realloc\n");
+ rte_free(ptr3);
+ return -1;
+ }
+ if (ptr3 != ptr4){
+ printf("Unexpected - ptr4 != ptr3\n");
+ rte_free(ptr4);
+ return -1;
+ }
+ /* now resize again to the full size of the freed block */
+ ptr4 = rte_realloc(ptr3, size3 + size2 + size1, RTE_CACHE_LINE_SIZE);
+ if (ptr3 != ptr4){
+ printf("Unexpected - ptr4 != ptr3 on second resize\n");
+ rte_free(ptr4);
+ return -1;
+ }
+ rte_free(ptr4);
+
+ /* now try a resize to a smaller size, see if it works */
+ const unsigned size5 = 1024;
+ const unsigned size6 = size5 / 2;
+ char *ptr5 = rte_malloc(NULL, size5, RTE_CACHE_LINE_SIZE);
+ if (!ptr5){
+ printf("NULL pointer returned from rte_malloc\n");
+ return -1;
+ }
+ char *ptr6 = rte_realloc(ptr5, size6, RTE_CACHE_LINE_SIZE);
+ if (!ptr6){
+ printf("NULL pointer returned from rte_realloc\n");
+ rte_free(ptr5);
+ return -1;
+ }
+ if (ptr5 != ptr6){
+ printf("Error, resizing to a smaller size moved data\n");
+ rte_free(ptr6);
+ return -1;
+ }
+ rte_free(ptr6);
+
+ /* check for behaviour changing alignment */
+ const unsigned size7 = 1024;
+ const unsigned orig_align = RTE_CACHE_LINE_SIZE;
+ unsigned new_align = RTE_CACHE_LINE_SIZE * 2;
+ char *ptr7 = rte_malloc(NULL, size7, orig_align);
+ if (!ptr7){
+ printf("NULL pointer returned from rte_malloc\n");
+ return -1;
+ }
+ /* calc an alignment we don't already have */
+ while(RTE_PTR_ALIGN(ptr7, new_align) == ptr7)
+ new_align *= 2;
+ char *ptr8 = rte_realloc(ptr7, size7, new_align);
+ if (!ptr8){
+ printf("NULL pointer returned from rte_realloc\n");
+ rte_free(ptr7);
+ return -1;
+ }
+ if (RTE_PTR_ALIGN(ptr8, new_align) != ptr8){
+ printf("Failure to re-align data\n");
+ rte_free(ptr8);
+ return -1;
+ }
+ rte_free(ptr8);
+
+ /* test behaviour when there is a free block after current one,
+ * but its not big enough
+ */
+ unsigned size9 = 1024, size10 = 1024;
+ unsigned size11 = size9 + size10 + 256;
+ char *ptr9 = rte_malloc(NULL, size9, RTE_CACHE_LINE_SIZE);
+ if (!ptr9){
+ printf("NULL pointer returned from rte_malloc\n");
+ return -1;
+ }
+ char *ptr10 = rte_malloc(NULL, size10, RTE_CACHE_LINE_SIZE);
+ if (!ptr10){
+ printf("NULL pointer returned from rte_malloc\n");
+ return -1;
+ }
+ rte_free(ptr9);
+ char *ptr11 = rte_realloc(ptr10, size11, RTE_CACHE_LINE_SIZE);
+ if (!ptr11){
+ printf("NULL pointer returned from rte_realloc\n");
+ rte_free(ptr10);
+ return -1;
+ }
+ if (ptr11 == ptr10){
+ printf("Error, unexpected that realloc has not created new buffer\n");
+ rte_free(ptr11);
+ return -1;
+ }
+ rte_free(ptr11);
+
+ /* check we don't crash if we pass null to realloc
+ * We should get a malloc of the size requested*/
+ const size_t size12 = 1024;
+ size_t size12_check;
+ char *ptr12 = rte_realloc(NULL, size12, RTE_CACHE_LINE_SIZE);
+ if (!ptr12){
+ printf("NULL pointer returned from rte_realloc\n");
+ return -1;
+ }
+ if (rte_malloc_validate(ptr12, &size12_check) < 0 ||
+ size12_check != size12){
+ rte_free(ptr12);
+ return -1;
+ }
+ rte_free(ptr12);
+ return 0;
+}
+
+static int
+test_random_alloc_free(void *_ __attribute__((unused)))
+{
+ struct mem_list {
+ struct mem_list *next;
+ char data[0];
+ } *list_head = NULL;
+ unsigned i;
+ unsigned count = 0;
+
+ rte_srand((unsigned)rte_rdtsc());
+
+ for (i = 0; i < N; i++){
+ unsigned free_mem = 0;
+ size_t allocated_size;
+ while (!free_mem){
+ const unsigned mem_size = sizeof(struct mem_list) + \
+ rte_rand() % (64 * 1024);
+ const unsigned align = 1 << (rte_rand() % 12); /* up to 4k alignment */
+ struct mem_list *entry = rte_malloc(NULL,
+ mem_size, align);
+ if (entry == NULL)
+ return -1;
+ if (RTE_PTR_ALIGN(entry, align)!= entry)
+ return -1;
+ if (rte_malloc_validate(entry, &allocated_size) == -1
+ || allocated_size < mem_size)
+ return -1;
+ memset(entry->data, rte_lcore_id(),
+ mem_size - sizeof(*entry));
+ entry->next = list_head;
+ if (rte_malloc_validate(entry, NULL) == -1)
+ return -1;
+ list_head = entry;
+
+ count++;
+ /* switch to freeing the memory with a 20% probability */
+ free_mem = ((rte_rand() % 10) >= 8);
+ }
+ while (list_head){
+ struct mem_list *entry = list_head;
+ list_head = list_head->next;
+ rte_free(entry);
+ }
+ }
+ printf("Lcore %u allocated/freed %u blocks\n", rte_lcore_id(), count);
+ return 0;
+}
+
+#define err_return() do { \
+ printf("%s: %d - Error\n", __func__, __LINE__); \
+ goto err_return; \
+} while (0)
+
+static int
+test_rte_malloc_validate(void)
+{
+ const size_t request_size = 1024;
+ size_t allocated_size;
+ char *data_ptr = rte_malloc(NULL, request_size, RTE_CACHE_LINE_SIZE);
+#ifdef RTE_LIBRTE_MALLOC_DEBUG
+ int retval;
+ char *over_write_vals = NULL;
+#endif
+
+ if (data_ptr == NULL) {
+ printf("%s: %d - Allocation error\n", __func__, __LINE__);
+ return -1;
+ }
+
+ /* check that a null input returns -1 */
+ if (rte_malloc_validate(NULL, NULL) != -1)
+ err_return();
+
+ /* check that we get ok on a valid pointer */
+ if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
+ err_return();
+
+ /* check that the returned size is ok */
+ if (allocated_size < request_size)
+ err_return();
+
+#ifdef RTE_LIBRTE_MALLOC_DEBUG
+
+ /****** change the header to be bad */
+ char save_buf[64];
+ over_write_vals = (char *)((uintptr_t)data_ptr - sizeof(save_buf));
+ /* first save the data as a backup before overwriting it */
+ memcpy(save_buf, over_write_vals, sizeof(save_buf));
+ memset(over_write_vals, 1, sizeof(save_buf));
+ /* then run validate */
+ retval = rte_malloc_validate(data_ptr, NULL);
+ /* finally restore the data again */
+ memcpy(over_write_vals, save_buf, sizeof(save_buf));
+ /* check we previously had an error */
+ if (retval != -1)
+ err_return();
+
+ /* check all ok again */
+ if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
+ err_return();
+
+ /**** change the trailer to be bad */
+ over_write_vals = (char *)((uintptr_t)data_ptr + allocated_size);
+ /* first save the data as a backup before overwriting it */
+ memcpy(save_buf, over_write_vals, sizeof(save_buf));
+ memset(over_write_vals, 1, sizeof(save_buf));
+ /* then run validate */
+ retval = rte_malloc_validate(data_ptr, NULL);
+ /* finally restore the data again */
+ memcpy(over_write_vals, save_buf, sizeof(save_buf));
+ if (retval != -1)
+ err_return();
+
+ /* check all ok again */
+ if (rte_malloc_validate(data_ptr, &allocated_size) < 0)
+ err_return();
+#endif
+
+ rte_free(data_ptr);
+ return 0;
+
+err_return:
+ /*clean up */
+ rte_free(data_ptr);
+ return -1;
+}
+
+static int
+test_zero_aligned_alloc(void)
+{
+ char *p1 = rte_malloc(NULL,1024, 0);
+ if (!p1)
+ goto err_return;
+ if (!rte_is_aligned(p1, RTE_CACHE_LINE_SIZE))
+ goto err_return;
+ rte_free(p1);
+ return 0;
+
+err_return:
+ /*clean up */
+ if (p1) rte_free(p1);
+ return -1;
+}
+
+static int
+test_malloc_bad_params(void)
+{
+ const char *type = NULL;
+ size_t size = 0;
+ unsigned align = RTE_CACHE_LINE_SIZE;
+
+ /* rte_malloc expected to return null with inappropriate size */
+ char *bad_ptr = rte_malloc(type, size, align);
+ if (bad_ptr != NULL)
+ goto err_return;
+
+ /* rte_malloc expected to return null with inappropriate alignment */
+ align = 17;
+ size = 1024;
+
+ bad_ptr = rte_malloc(type, size, align);
+ if (bad_ptr != NULL)
+ goto err_return;
+
+ return 0;
+
+err_return:
+ /* clean up pointer */
+ if (bad_ptr)
+ rte_free(bad_ptr);
+ return -1;
+}
+
+/* Check if memory is avilable on a specific socket */
+static int
+is_mem_on_socket(int32_t socket)
+{
+ const struct rte_memseg *ms = rte_eal_get_physmem_layout();
+ unsigned i;
+
+ for (i = 0; i < RTE_MAX_MEMSEG; i++) {
+ if (socket == ms[i].socket_id)
+ return 1;
+ }
+ return 0;
+}
+
+/*
+ * Find what socket a memory address is on. Only works for addresses within
+ * memsegs, not heap or stack...
+ */
+static int32_t
+addr_to_socket(void * addr)
+{
+ const struct rte_memseg *ms = rte_eal_get_physmem_layout();
+ unsigned i;
+
+ for (i = 0; i < RTE_MAX_MEMSEG; i++) {
+ if ((ms[i].addr <= addr) &&
+ ((uintptr_t)addr <
+ ((uintptr_t)ms[i].addr + (uintptr_t)ms[i].len)))
+ return ms[i].socket_id;
+ }
+ return -1;
+}
+
+/* Test using rte_[c|m|zm]alloc_socket() on a specific socket */
+static int
+test_alloc_single_socket(int32_t socket)
+{
+ const char *type = NULL;
+ const size_t size = 10;
+ const unsigned align = 0;
+ char *mem = NULL;
+ int32_t desired_socket = (socket == SOCKET_ID_ANY) ?
+ (int32_t)rte_socket_id() : socket;
+
+ /* Test rte_calloc_socket() */
+ mem = rte_calloc_socket(type, size, sizeof(char), align, socket);
+ if (mem == NULL)
+ return -1;
+ if (addr_to_socket(mem) != desired_socket) {
+ rte_free(mem);
+ return -1;
+ }
+ rte_free(mem);
+
+ /* Test rte_malloc_socket() */
+ mem = rte_malloc_socket(type, size, align, socket);
+ if (mem == NULL)
+ return -1;
+ if (addr_to_socket(mem) != desired_socket) {
+ return -1;
+ }
+ rte_free(mem);
+
+ /* Test rte_zmalloc_socket() */
+ mem = rte_zmalloc_socket(type, size, align, socket);
+ if (mem == NULL)
+ return -1;
+ if (addr_to_socket(mem) != desired_socket) {
+ rte_free(mem);
+ return -1;
+ }
+ rte_free(mem);
+
+ return 0;
+}
+
+static int
+test_alloc_socket(void)
+{
+ unsigned socket_count = 0;
+ unsigned i;
+
+ if (test_alloc_single_socket(SOCKET_ID_ANY) < 0)
+ return -1;
+
+ for (i = 0; i < RTE_MAX_NUMA_NODES; i++) {
+ if (is_mem_on_socket(i)) {
+ socket_count++;
+ if (test_alloc_single_socket(i) < 0) {
+ printf("Fail: rte_malloc_socket(..., %u) did not succeed\n",
+ i);
+ return -1;
+ }
+ }
+ else {
+ if (test_alloc_single_socket(i) == 0) {
+ printf("Fail: rte_malloc_socket(..., %u) succeeded\n",
+ i);
+ return -1;
+ }
+ }
+ }
+
+ /* Print warnign if only a single socket, but don't fail the test */
+ if (socket_count < 2) {
+ printf("WARNING: alloc_socket test needs memory on multiple sockets!\n");
+ }
+
+ return 0;
+}
+
+static int
+test_malloc(void)
+{
+ unsigned lcore_id;
+ int ret = 0;
+
+ if (test_str_to_size() < 0){
+ printf("test_str_to_size() failed\n");
+ return -1;
+ }
+ else printf("test_str_to_size() passed\n");
+
+ if (test_zero_aligned_alloc() < 0){
+ printf("test_zero_aligned_alloc() failed\n");
+ return -1;
+ }
+ else printf("test_zero_aligned_alloc() passed\n");
+
+ if (test_malloc_bad_params() < 0){
+ printf("test_malloc_bad_params() failed\n");
+ return -1;
+ }
+ else printf("test_malloc_bad_params() passed\n");
+
+ if (test_realloc() < 0){
+ printf("test_realloc() failed\n");
+ return -1;
+ }
+ else printf("test_realloc() passed\n");
+
+ /*----------------------------*/
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ rte_eal_remote_launch(test_align_overlap_per_lcore, NULL, lcore_id);
+ }
+
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ ret = -1;
+ }
+ if (ret < 0){
+ printf("test_align_overlap_per_lcore() failed\n");
+ return ret;
+ }
+ else printf("test_align_overlap_per_lcore() passed\n");
+
+ /*----------------------------*/
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ rte_eal_remote_launch(test_reordered_free_per_lcore, NULL, lcore_id);
+ }
+
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ ret = -1;
+ }
+ if (ret < 0){
+ printf("test_reordered_free_per_lcore() failed\n");
+ return ret;
+ }
+ else printf("test_reordered_free_per_lcore() passed\n");
+
+ /*----------------------------*/
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ rte_eal_remote_launch(test_random_alloc_free, NULL, lcore_id);
+ }
+
+ RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ if (rte_eal_wait_lcore(lcore_id) < 0)
+ ret = -1;
+ }
+ if (ret < 0){
+ printf("test_random_alloc_free() failed\n");
+ return ret;
+ }
+ else printf("test_random_alloc_free() passed\n");
+
+ /*----------------------------*/
+ ret = test_rte_malloc_type_limits();
+ if (ret < 0){
+ printf("test_rte_malloc_type_limits() failed\n");
+ return ret;
+ }
+ /* TODO: uncomment following line once type limits are valid */
+ /*else printf("test_rte_malloc_type_limits() passed\n");*/
+
+ /*----------------------------*/
+ ret = test_rte_malloc_validate();
+ if (ret < 0){
+ printf("test_rte_malloc_validate() failed\n");
+ return ret;
+ }
+ else printf("test_rte_malloc_validate() passed\n");
+
+ ret = test_alloc_socket();
+ if (ret < 0){
+ printf("test_alloc_socket() failed\n");
+ return ret;
+ }
+ else printf("test_alloc_socket() passed\n");
+
+ ret = test_multi_alloc_statistics();
+ if (ret < 0) {
+ printf("test_multi_alloc_statistics() failed\n");
+ return ret;
+ }
+ else
+ printf("test_multi_alloc_statistics() passed\n");
+
+ return 0;
+}
+
+static struct test_command malloc_cmd = {
+ .command = "malloc_autotest",
+ .callback = test_malloc,
+};
+REGISTER_TEST_COMMAND(malloc_cmd);