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Commit | Line | Data |
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aa36ddd7 | 1 | #include "cpumap.h" |
f0ce888c ACM |
2 | #include "env.h" |
3 | #include "util.h" | |
4 | ||
b6998692 ACM |
5 | struct perf_env perf_env; |
6 | ||
f0ce888c ACM |
7 | void perf_env__exit(struct perf_env *env) |
8 | { | |
9 | zfree(&env->hostname); | |
10 | zfree(&env->os_release); | |
11 | zfree(&env->version); | |
12 | zfree(&env->arch); | |
13 | zfree(&env->cpu_desc); | |
14 | zfree(&env->cpuid); | |
15 | zfree(&env->cmdline); | |
16 | zfree(&env->cmdline_argv); | |
17 | zfree(&env->sibling_cores); | |
18 | zfree(&env->sibling_threads); | |
19 | zfree(&env->numa_nodes); | |
20 | zfree(&env->pmu_mappings); | |
21 | zfree(&env->cpu); | |
22 | } | |
b6998692 ACM |
23 | |
24 | int perf_env__set_cmdline(struct perf_env *env, int argc, const char *argv[]) | |
25 | { | |
26 | int i; | |
27 | ||
b6998692 ACM |
28 | /* do not include NULL termination */ |
29 | env->cmdline_argv = calloc(argc, sizeof(char *)); | |
30 | if (env->cmdline_argv == NULL) | |
31 | goto out_enomem; | |
32 | ||
33 | /* | |
34 | * Must copy argv contents because it gets moved around during option | |
35 | * parsing: | |
36 | */ | |
37 | for (i = 0; i < argc ; i++) { | |
38 | env->cmdline_argv[i] = argv[i]; | |
39 | if (env->cmdline_argv[i] == NULL) | |
40 | goto out_free; | |
41 | } | |
42 | ||
43 | env->nr_cmdline = argc; | |
44 | ||
45 | return 0; | |
46 | out_free: | |
47 | zfree(&env->cmdline_argv); | |
48 | out_enomem: | |
49 | return -ENOMEM; | |
50 | } | |
aa36ddd7 ACM |
51 | |
52 | int perf_env__read_cpu_topology_map(struct perf_env *env) | |
53 | { | |
54 | int cpu, nr_cpus; | |
55 | ||
56 | if (env->cpu != NULL) | |
57 | return 0; | |
58 | ||
59 | if (env->nr_cpus_avail == 0) | |
60 | env->nr_cpus_avail = sysconf(_SC_NPROCESSORS_CONF); | |
61 | ||
62 | nr_cpus = env->nr_cpus_avail; | |
63 | if (nr_cpus == -1) | |
64 | return -EINVAL; | |
65 | ||
66 | env->cpu = calloc(nr_cpus, sizeof(env->cpu[0])); | |
67 | if (env->cpu == NULL) | |
68 | return -ENOMEM; | |
69 | ||
70 | for (cpu = 0; cpu < nr_cpus; ++cpu) { | |
71 | env->cpu[cpu].core_id = cpu_map__get_core_id(cpu); | |
72 | env->cpu[cpu].socket_id = cpu_map__get_socket_id(cpu); | |
73 | } | |
74 | ||
75 | env->nr_cpus_avail = nr_cpus; | |
76 | return 0; | |
77 | } |