1#include "test/jemalloc_test.h"
2
3static const bool config_tcache =
4#ifdef JEMALLOC_TCACHE
5    true
6#else
7    false
8#endif
9    ;
10
11void *
12thd_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", (void *)&e0, &sz, NULL,
20	    0))) {
21		if (err == ENOENT) {
22			assert_false(config_tcache,
23			    "ENOENT should only be returned if tcache is "
24			    "disabled");
25		}
26		goto label_ENOENT;
27	}
28
29	if (e0) {
30		e1 = false;
31		assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
32		    (void *)&e1, sz), 0, "Unexpected mallctl() error");
33		assert_true(e0, "tcache should be enabled");
34	}
35
36	e1 = true;
37	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
38	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
39	assert_false(e0, "tcache should be disabled");
40
41	e1 = true;
42	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
43	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
44	assert_true(e0, "tcache should be enabled");
45
46	e1 = false;
47	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
48	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
49	assert_true(e0, "tcache should be enabled");
50
51	e1 = false;
52	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
53	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
54	assert_false(e0, "tcache should be disabled");
55
56	free(malloc(1));
57	e1 = true;
58	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
59	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
60	assert_false(e0, "tcache should be disabled");
61
62	free(malloc(1));
63	e1 = true;
64	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
65	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
66	assert_true(e0, "tcache should be enabled");
67
68	free(malloc(1));
69	e1 = false;
70	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
71	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
72	assert_true(e0, "tcache should be enabled");
73
74	free(malloc(1));
75	e1 = false;
76	assert_d_eq(mallctl("thread.tcache.enabled", (void *)&e0, &sz,
77	    (void *)&e1, sz), 0, "Unexpected mallctl() error");
78	assert_false(e0, "tcache should be disabled");
79
80	free(malloc(1));
81	return (NULL);
82label_ENOENT:
83	test_skip("\"thread.tcache.enabled\" mallctl not available");
84	return (NULL);
85}
86
87TEST_BEGIN(test_main_thread)
88{
89
90	thd_start(NULL);
91}
92TEST_END
93
94TEST_BEGIN(test_subthread)
95{
96	thd_t thd;
97
98	thd_create(&thd, thd_start, NULL);
99	thd_join(thd, NULL);
100}
101TEST_END
102
103int
104main(void)
105{
106
107	/* Run tests multiple times to check for bad interactions. */
108	return (test(
109	    test_main_thread,
110	    test_subthread,
111	    test_main_thread,
112	    test_subthread,
113	    test_main_thread));
114}
115