diff options
Diffstat (limited to 'tools/perf/util/pmu.c')
| -rw-r--r-- | tools/perf/util/pmu.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 6cdbee8a12e7..5f486ccb6fe6 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -1927,3 +1927,38 @@ int perf_pmu__match(char *pattern, char *name, char *tok) return 0; } + +int perf_pmu__cpus_match(struct perf_pmu *pmu, struct perf_cpu_map *cpus, + struct perf_cpu_map **mcpus_ptr, + struct perf_cpu_map **ucpus_ptr) +{ + struct perf_cpu_map *pmu_cpus = pmu->cpus; + struct perf_cpu_map *matched_cpus, *unmatched_cpus; + int matched_nr = 0, unmatched_nr = 0; + + matched_cpus = perf_cpu_map__default_new(); + if (!matched_cpus) + return -1; + + unmatched_cpus = perf_cpu_map__default_new(); + if (!unmatched_cpus) { + perf_cpu_map__put(matched_cpus); + return -1; + } + + for (int i = 0; i < cpus->nr; i++) { + int cpu; + + cpu = perf_cpu_map__idx(pmu_cpus, cpus->map[i]); + if (cpu == -1) + unmatched_cpus->map[unmatched_nr++] = cpus->map[i]; + else + matched_cpus->map[matched_nr++] = cpus->map[i]; + } + + unmatched_cpus->nr = unmatched_nr; + matched_cpus->nr = matched_nr; + *mcpus_ptr = matched_cpus; + *ucpus_ptr = unmatched_cpus; + return 0; +} |