1 // SPDX-License-Identifier: GPL-2.0
13 #define TEMPL "/tmp/perf-test-XXXXXX"
16 static int get_temp(char *path)  in get_temp()  argument
20 	strcpy(path, TEMPL);  in get_temp()
22 	fd = mkstemp(path);  in get_temp()
25 		return -1;  in get_temp()
32 static int session_write_header(char *path)  in session_write_header()  argument
36 		.path = path,  in session_write_header()
43 	session->evlist = perf_evlist__new_default();  in session_write_header()
44 	TEST_ASSERT_VAL("can't get evlist", session->evlist);  in session_write_header()
46 	perf_header__set_feat(&session->header, HEADER_CPU_TOPOLOGY);  in session_write_header()
47 	perf_header__set_feat(&session->header, HEADER_NRCPUS);  in session_write_header()
48 	perf_header__set_feat(&session->header, HEADER_ARCH);  in session_write_header()
50 	session->header.data_size += DATA_SIZE;  in session_write_header()
53 			!perf_session__write_header(session, session->evlist, data.file.fd, true));  in session_write_header()
55 	evlist__delete(session->evlist);  in session_write_header()
61 static int check_cpu_topology(char *path, struct perf_cpu_map *map)  in check_cpu_topology()  argument
65 		.path = path,  in check_cpu_topology()
91 	if (!session->header.env.cpu)  in check_cpu_topology()
94 	for (i = 0; i < session->header.env.nr_cpus_avail; i++) {  in check_cpu_topology()
95 		if (!cpu_map__has(map, i))  in check_cpu_topology()
98 			 session->header.env.cpu[i].core_id,  in check_cpu_topology()
99 			 session->header.env.cpu[i].socket_id);  in check_cpu_topology()
102 	for (i = 0; i < map->nr; i++) {  in check_cpu_topology()
104 			(session->header.env.cpu[map->map[i]].core_id == (cpu_map__get_core(map, i, NULL) & 0xffff)));  in check_cpu_topology()
107 			(session->header.env.cpu[map->map[i]].socket_id == cpu_map__get_socket(map, i, NULL)));  in check_cpu_topology()
117 	char path[PATH_MAX];  in test__session_topology()  local
118 	struct perf_cpu_map *map;  in test__session_topology()  local
121 	TEST_ASSERT_VAL("can't get templ file", !get_temp(path));  in test__session_topology()
123 	pr_debug("templ file: %s\n", path);  in test__session_topology()
125 	if (session_write_header(path))  in test__session_topology()
128 	map = perf_cpu_map__new(NULL);  in test__session_topology()
129 	if (map == NULL) {  in test__session_topology()
134 	ret = check_cpu_topology(path, map);  in test__session_topology()
135 	perf_cpu_map__put(map);  in test__session_topology()
138 	unlink(path);  in test__session_topology()