| #include "cpumap.h" |
| #include "env.h" |
| #include "util.h" |
| |
| struct perf_env perf_env; |
| |
| void perf_env__exit(struct perf_env *env) |
| { |
| int i; |
| |
| zfree(&env->hostname); |
| zfree(&env->os_release); |
| zfree(&env->version); |
| zfree(&env->arch); |
| zfree(&env->cpu_desc); |
| zfree(&env->cpuid); |
| zfree(&env->cmdline); |
| zfree(&env->cmdline_argv); |
| zfree(&env->sibling_cores); |
| zfree(&env->sibling_threads); |
| zfree(&env->pmu_mappings); |
| zfree(&env->cpu); |
| |
| for (i = 0; i < env->nr_numa_nodes; i++) |
| cpu_map__put(env->numa_nodes[i].map); |
| zfree(&env->numa_nodes); |
| |
| for (i = 0; i < env->caches_cnt; i++) |
| cpu_cache_level__free(&env->caches[i]); |
| zfree(&env->caches); |
| } |
| |
| int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]) |
| { |
| int i; |
| |
| /* do not include NULL termination */ |
| env->cmdline_argv = calloc(argc, sizeof(char *)); |
| if (env->cmdline_argv == NULL) |
| goto out_enomem; |
| |
| /* |
| * Must copy argv contents because it gets moved around during option |
| * parsing: |
| */ |
| for (i = 0; i < argc ; i++) { |
| env->cmdline_argv[i] = argv[i]; |
| if (env->cmdline_argv[i] == NULL) |
| goto out_free; |
| } |
| |
| env->nr_cmdline = argc; |
| |
| return 0; |
| out_free: |
| zfree(&env->cmdline_argv); |
| out_enomem: |
| return -ENOMEM; |
| } |
| |
| int perf_env__read_cpu_topology_map(struct perf_env *env) |
| { |
| int cpu, nr_cpus; |
| |
| if (env->cpu != NULL) |
| return 0; |
| |
| if (env->nr_cpus_avail == 0) |
| env->nr_cpus_avail = cpu__max_present_cpu(); |
| |
| nr_cpus = env->nr_cpus_avail; |
| if (nr_cpus == -1) |
| return -EINVAL; |
| |
| env->cpu = calloc(nr_cpus, sizeof(env->cpu[0])); |
| if (env->cpu == NULL) |
| return -ENOMEM; |
| |
| for (cpu = 0; cpu < nr_cpus; ++cpu) { |
| env->cpu[cpu].core_id = cpu_map__get_core_id(cpu); |
| env->cpu[cpu].socket_id = cpu_map__get_socket_id(cpu); |
| } |
| |
| env->nr_cpus_avail = nr_cpus; |
| return 0; |
| } |
| |
| void cpu_cache_level__free(struct cpu_cache_level *cache) |
| { |
| free(cache->type); |
| free(cache->map); |
| free(cache->size); |
| } |