93 lines
1.8 KiB
C
93 lines
1.8 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <pthread.h>
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#include <string.h>
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#include <assert.h>
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#define JEMALLOC_MANGLE
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#include "jemalloc_test.h"
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#define NTHREADS 10
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void *
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thread_start(void *arg)
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{
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unsigned main_arena_ind = *(unsigned *)arg;
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void *p;
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unsigned arena_ind;
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size_t size;
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int err;
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p = JEMALLOC_P(malloc)(1);
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if (p == NULL) {
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fprintf(stderr, "%s(): Error in malloc()\n", __func__);
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return (void *)1;
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}
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size = sizeof(arena_ind);
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if ((err = JEMALLOC_P(mallctl)("thread.arena", &arena_ind, &size,
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&main_arena_ind, sizeof(main_arena_ind)))) {
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fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
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strerror(err));
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return (void *)1;
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}
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size = sizeof(arena_ind);
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if ((err = JEMALLOC_P(mallctl)("thread.arena", &arena_ind, &size, NULL,
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0))) {
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fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
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strerror(err));
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return (void *)1;
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}
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assert(arena_ind == main_arena_ind);
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return (NULL);
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}
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int
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main(void)
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{
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int ret = 0;
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void *p;
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unsigned arena_ind;
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size_t size;
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int err;
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pthread_t threads[NTHREADS];
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unsigned i;
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fprintf(stderr, "Test begin\n");
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p = JEMALLOC_P(malloc)(1);
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if (p == NULL) {
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fprintf(stderr, "%s(): Error in malloc()\n", __func__);
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ret = 1;
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goto RETURN;
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}
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size = sizeof(arena_ind);
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if ((err = JEMALLOC_P(mallctl)("thread.arena", &arena_ind, &size, NULL,
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0))) {
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fprintf(stderr, "%s(): Error in mallctl(): %s\n", __func__,
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strerror(err));
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ret = 1;
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goto RETURN;
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}
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for (i = 0; i < NTHREADS; i++) {
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if (pthread_create(&threads[i], NULL, thread_start,
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(void *)&arena_ind) != 0) {
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fprintf(stderr, "%s(): Error in pthread_create()\n",
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__func__);
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ret = 1;
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goto RETURN;
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}
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}
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for (i = 0; i < NTHREADS; i++)
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pthread_join(threads[i], (void *)&ret);
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RETURN:
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fprintf(stderr, "Test end\n");
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return (ret);
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}
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