5 struct perf_env perf_env;
7 void perf_env__exit(struct perf_env *env)
11 zfree(&env->hostname);
12 zfree(&env->os_release);
15 zfree(&env->cpu_desc);
18 zfree(&env->cmdline_argv);
19 zfree(&env->sibling_cores);
20 zfree(&env->sibling_threads);
21 zfree(&env->numa_nodes);
22 zfree(&env->pmu_mappings);
25 for (i = 0; i < env->caches_cnt; i++)
26 cpu_cache_level__free(&env->caches[i]);
30 int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[])
34 /* do not include NULL termination */
35 env->cmdline_argv = calloc(argc, sizeof(char *));
36 if (env->cmdline_argv == NULL)
40 * Must copy argv contents because it gets moved around during option
43 for (i = 0; i < argc ; i++) {
44 env->cmdline_argv[i] = argv[i];
45 if (env->cmdline_argv[i] == NULL)
49 env->nr_cmdline = argc;
53 zfree(&env->cmdline_argv);
58 int perf_env__read_cpu_topology_map(struct perf_env *env)
65 if (env->nr_cpus_avail == 0)
66 env->nr_cpus_avail = sysconf(_SC_NPROCESSORS_CONF);
68 nr_cpus = env->nr_cpus_avail;
72 env->cpu = calloc(nr_cpus, sizeof(env->cpu[0]));
76 for (cpu = 0; cpu < nr_cpus; ++cpu) {
77 env->cpu[cpu].core_id = cpu_map__get_core_id(cpu);
78 env->cpu[cpu].socket_id = cpu_map__get_socket_id(cpu);
81 env->nr_cpus_avail = nr_cpus;
85 void cpu_cache_level__free(struct cpu_cache_level *cache)