1 #include "test/jemalloc_test.h" 2 3 static const bool config_tcache = 4 #ifdef JEMALLOC_TCACHE 5 true 6 #else 7 false 8 #endif 9 ; 10 11 void * 12 thd_start(void *arg) 13 { 14 int err; 15 size_t sz; 16 bool e0, e1; 17 18 sz = sizeof(bool); 19 if ((err = mallctl("thread.tcache.enabled", &e0, &sz, NULL, 0))) { 20 if (err == ENOENT) { 21 assert_false(config_tcache, 22 "ENOENT should only be returned if tcache is " 23 "disabled"); 24 } 25 goto label_ENOENT; 26 } 27 28 if (e0) { 29 e1 = false; 30 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 31 0, "Unexpected mallctl() error"); 32 assert_true(e0, "tcache should be enabled"); 33 } 34 35 e1 = true; 36 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 37 "Unexpected mallctl() error"); 38 assert_false(e0, "tcache should be disabled"); 39 40 e1 = true; 41 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 42 "Unexpected mallctl() error"); 43 assert_true(e0, "tcache should be enabled"); 44 45 e1 = false; 46 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 47 "Unexpected mallctl() error"); 48 assert_true(e0, "tcache should be enabled"); 49 50 e1 = false; 51 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 52 "Unexpected mallctl() error"); 53 assert_false(e0, "tcache should be disabled"); 54 55 free(malloc(1)); 56 e1 = true; 57 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 58 "Unexpected mallctl() error"); 59 assert_false(e0, "tcache should be disabled"); 60 61 free(malloc(1)); 62 e1 = true; 63 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 64 "Unexpected mallctl() error"); 65 assert_true(e0, "tcache should be enabled"); 66 67 free(malloc(1)); 68 e1 = false; 69 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 70 "Unexpected mallctl() error"); 71 assert_true(e0, "tcache should be enabled"); 72 73 free(malloc(1)); 74 e1 = false; 75 assert_d_eq(mallctl("thread.tcache.enabled", &e0, &sz, &e1, sz), 0, 76 "Unexpected mallctl() error"); 77 assert_false(e0, "tcache should be disabled"); 78 79 free(malloc(1)); 80 return (NULL); 81 label_ENOENT: 82 test_skip("\"thread.tcache.enabled\" mallctl not available"); 83 return (NULL); 84 } 85 86 TEST_BEGIN(test_main_thread) 87 { 88 89 thd_start(NULL); 90 } 91 TEST_END 92 93 TEST_BEGIN(test_subthread) 94 { 95 thd_t thd; 96 97 thd_create(&thd, thd_start, NULL); 98 thd_join(thd, NULL); 99 } 100 TEST_END 101 102 int 103 main(void) 104 { 105 106 /* Run tests multiple times to check for bad interactions. */ 107 return (test( 108 test_main_thread, 109 test_subthread, 110 test_main_thread, 111 test_subthread, 112 test_main_thread)); 113 } 114
