X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=app%2Ftest%2Ftest_malloc.c;h=ee34ca3bed059c4e3fb37abc6ef6682cccc0fb77;hb=9aaccf1abdb2894ec23870e1d2199a657f85850e;hp=a38a6deed4a7235a535179ca8aac52f879870b7c;hpb=af75078fece3615088e561357c1e97603e43a5fe;p=dpdk.git diff --git a/app/test/test_malloc.c b/app/test/test_malloc.c index a38a6deed4..ee34ca3bed 100644 --- a/app/test/test_malloc.c +++ b/app/test/test_malloc.c @@ -1,36 +1,34 @@ /*- * BSD LICENSE - * - * Copyright(c) 2010-2012 Intel Corporation. All rights reserved. + * + * 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 + * + * 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 + * + * * 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 + * * 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 + * * 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 + * + * 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. - * - * version: DPDK.L.1.2.3-3 */ #include @@ -41,8 +39,6 @@ #include #include -#include - #include #include #include @@ -70,7 +66,7 @@ * ====== * * Allocate some dynamic memory from heap (3 areas). Check that areas - * don't overlap an that alignment constraints match. This test is + * don't overlap and that alignment constraints match. This test is * done many times on different lcores simultaneously. */ @@ -118,7 +114,7 @@ test_align_overlap_per_lcore(__attribute__((unused)) void *arg) } for(j = 0; j < 1000 ; j++) { if( *(char *)p1 != 0) { - printf("rte_zmalloc didn't zeroed" + printf("rte_zmalloc didn't zero" "the allocated memory\n"); ret = -1; } @@ -166,7 +162,7 @@ test_align_overlap_per_lcore(__attribute__((unused)) void *arg) rte_free(p2); rte_free(p3); } - rte_malloc_dump_stats("dummy"); + rte_malloc_dump_stats(stdout, "dummy"); return ret; } @@ -190,7 +186,7 @@ test_reordered_free_per_lcore(__attribute__((unused)) void *arg) } for(j = 0; j < 1000 ; j++) { if( *(char *)p1 != 0) { - printf("rte_zmalloc didn't zeroed" + printf("rte_zmalloc didn't zero" "the allocated memory\n"); ret = -1; } @@ -262,12 +258,11 @@ test_reordered_free_per_lcore(__attribute__((unused)) void *arg) break; } } - rte_malloc_dump_stats("dummy"); + rte_malloc_dump_stats(stdout, "dummy"); return ret; } - /* test function inside the malloc lib*/ static int test_str_to_size(void) @@ -276,20 +271,20 @@ test_str_to_size(void) 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*/ - }; + {{ "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) @@ -300,17 +295,162 @@ test_str_to_size(void) static int test_big_alloc(void) { - void *p1 = rte_malloc("BIG", rte_str_to_size(MALLOC_MEMZONE_SIZE) * 2, 1024); + int socket = 0; + struct rte_malloc_socket_stats pre_stats, post_stats; + size_t size =rte_str_to_size(MALLOC_MEMZONE_SIZE)*2; + int align = 0; +#ifndef RTE_LIBRTE_MALLOC_DEBUG + int overhead = 64 + 64; +#else + int overhead = 64 + 64 + 64; +#endif + + rte_malloc_get_socket_stats(socket, &pre_stats); + + void *p1 = rte_malloc_socket("BIG", size , align, socket); if (!p1) return -1; + rte_malloc_get_socket_stats(socket,&post_stats); + + /* Check statistics reported are correct */ + /* Allocation may increase, or may be the same as before big allocation */ + if (post_stats.heap_totalsz_bytes < pre_stats.heap_totalsz_bytes) { + printf("Malloc statistics are incorrect - heap_totalsz_bytes\n"); + return -1; + } + /* Check that allocated size adds up correctly */ + if (post_stats.heap_allocsz_bytes != + pre_stats.heap_allocsz_bytes + size + align + overhead) { + printf("Malloc statistics are incorrect - alloc_size\n"); + return -1; + } + /* Check free size against tested allocated size */ + if (post_stats.heap_freesz_bytes != + post_stats.heap_totalsz_bytes - post_stats.heap_allocsz_bytes) { + printf("Malloc statistics are incorrect - heap_freesz_bytes\n"); + return -1; + } + /* Number of allocated blocks must increase after allocation */ + if (post_stats.alloc_count != pre_stats.alloc_count + 1) { + printf("Malloc statistics are incorrect - alloc_count\n"); + return -1; + } + /* New blocks now available - just allocated 1 but also 1 new free */ + if (post_stats.free_count != pre_stats.free_count && + post_stats.free_count != pre_stats.free_count - 1) { + printf("Malloc statistics are incorrect - free_count\n"); + return -1; + } + rte_free(p1); 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 = 64; +#endif + int overhead = 64 + 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); + + /* + * Check that no new blocks added after small allocations + * i.e. < RTE_MALLOC_MEMZONE_SIZE + */ + 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_memzone_size_alloc(void) { - void *p1 = rte_malloc("BIG", rte_str_to_size(MALLOC_MEMZONE_SIZE) - 128, 64); + void *p1 = rte_malloc("BIG", (size_t)(rte_str_to_size(MALLOC_MEMZONE_SIZE) - 128), 64); if (!p1) return -1; rte_free(p1); @@ -327,7 +467,7 @@ test_rte_malloc_type_limits(void) */ const char *typename = "limit_test"; rte_malloc_set_limit(typename, 64 * 1024); - rte_malloc_dump_stats(typename); + rte_malloc_dump_stats(stdout, typename); return 0; } @@ -346,7 +486,7 @@ test_realloc(void) printf("NULL pointer returned from rte_zmalloc\n"); return -1; } - rte_snprintf(ptr1, size1, "%s" ,hello_str); + snprintf(ptr1, size1, "%s" ,hello_str); char *ptr2 = rte_realloc(ptr1, size2, CACHE_LINE_SIZE); if (!ptr2){ rte_free(ptr1); @@ -437,7 +577,7 @@ test_realloc(void) return -1; } /* calc an alignment we don't already have */ - while(RTE_ALIGN(ptr7, new_align) == ptr7) + while(RTE_PTR_ALIGN(ptr7, new_align) == ptr7) new_align *= 2; char *ptr8 = rte_realloc(ptr7, size7, new_align); if (!ptr8){ @@ -445,7 +585,7 @@ test_realloc(void) rte_free(ptr7); return -1; } - if (RTE_ALIGN(ptr8, new_align) != ptr8){ + if (RTE_PTR_ALIGN(ptr8, new_align) != ptr8){ printf("Failure to re-align data\n"); rte_free(ptr8); return -1; @@ -516,13 +656,13 @@ test_random_alloc_free(void *_ __attribute__((unused))) size_t allocated_size; while (!free_mem){ const unsigned mem_size = sizeof(struct mem_list) + \ - rte_rand() % (64 * 1024); + 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_ALIGN(entry, align)!= entry) + if (RTE_PTR_ALIGN(entry, align)!= entry) return -1; if (rte_malloc_validate(entry, &allocated_size) == -1 || allocated_size < mem_size) @@ -559,6 +699,11 @@ test_rte_malloc_validate(void) const size_t request_size = 1024; size_t allocated_size; char *data_ptr = rte_malloc(NULL, request_size, 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; @@ -577,8 +722,6 @@ test_rte_malloc_validate(void) err_return(); #ifdef RTE_LIBRTE_MALLOC_DEBUG - int retval; - char *over_write_vals = NULL; /****** change the header to be bad */ char save_buf[64]; @@ -670,7 +813,118 @@ err_return: return -1; } -int +/* 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; @@ -711,7 +965,8 @@ test_malloc(void) 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); } @@ -725,6 +980,7 @@ test_malloc(void) 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); @@ -772,5 +1028,26 @@ test_malloc(void) } 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);