diff options
Diffstat (limited to 'tools/perf/util/env.c')
-rw-r--r-- | tools/perf/util/env.c | 62 |
1 files changed, 57 insertions, 5 deletions
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c index 579e44c59914..5b8cf6a421a4 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -179,7 +179,7 @@ static void perf_env__purge_bpf(struct perf_env *env __maybe_unused) void perf_env__exit(struct perf_env *env) { - int i; + int i, j; perf_env__purge_bpf(env); perf_env__purge_cgroups(env); @@ -196,6 +196,8 @@ void perf_env__exit(struct perf_env *env) zfree(&env->sibling_threads); zfree(&env->pmu_mappings); zfree(&env->cpu); + for (i = 0; i < env->nr_cpu_pmu_caps; i++) + zfree(&env->cpu_pmu_caps[i]); zfree(&env->cpu_pmu_caps); zfree(&env->numa_map); @@ -217,11 +219,13 @@ void perf_env__exit(struct perf_env *env) } zfree(&env->hybrid_nodes); - for (i = 0; i < env->nr_hybrid_cpc_nodes; i++) { - zfree(&env->hybrid_cpc_nodes[i].cpu_pmu_caps); - zfree(&env->hybrid_cpc_nodes[i].pmu_name); + for (i = 0; i < env->nr_pmus_with_caps; i++) { + for (j = 0; j < env->pmu_caps[i].nr_caps; j++) + zfree(&env->pmu_caps[i].caps[j]); + zfree(&env->pmu_caps[i].caps); + zfree(&env->pmu_caps[i].pmu_name); } - zfree(&env->hybrid_cpc_nodes); + zfree(&env->pmu_caps); } void perf_env__init(struct perf_env *env) @@ -527,3 +531,51 @@ int perf_env__numa_node(struct perf_env *env, struct perf_cpu cpu) return cpu.cpu >= 0 && cpu.cpu < env->nr_numa_map ? env->numa_map[cpu.cpu] : -1; } + +char *perf_env__find_pmu_cap(struct perf_env *env, const char *pmu_name, + const char *cap) +{ + char *cap_eq; + int cap_size; + char **ptr; + int i, j; + + if (!pmu_name || !cap) + return NULL; + + cap_size = strlen(cap); + cap_eq = zalloc(cap_size + 2); + if (!cap_eq) + return NULL; + + memcpy(cap_eq, cap, cap_size); + cap_eq[cap_size] = '='; + + if (!strcmp(pmu_name, "cpu")) { + for (i = 0; i < env->nr_cpu_pmu_caps; i++) { + if (!strncmp(env->cpu_pmu_caps[i], cap_eq, cap_size + 1)) { + free(cap_eq); + return &env->cpu_pmu_caps[i][cap_size + 1]; + } + } + goto out; + } + + for (i = 0; i < env->nr_pmus_with_caps; i++) { + if (strcmp(env->pmu_caps[i].pmu_name, pmu_name)) + continue; + + ptr = env->pmu_caps[i].caps; + + for (j = 0; j < env->pmu_caps[i].nr_caps; j++) { + if (!strncmp(ptr[j], cap_eq, cap_size + 1)) { + free(cap_eq); + return &ptr[j][cap_size + 1]; + } + } + } + +out: + free(cap_eq); + return NULL; +} |