- return (evsel->cpus && !target.cpu_list) ? evsel->cpus : evsel_list->cpus;
-}
-
-static inline int perf_evsel__nr_cpus(struct perf_evsel *evsel)
-{
- return perf_evsel__cpus(evsel)->nr;
-}
-
-static void perf_evsel__reset_stat_priv(struct perf_evsel *evsel)
-{
- int i;
- struct perf_stat *ps = evsel->priv;
-
- for (i = 0; i < 3; i++)
- init_stats(&ps->res_stats[i]);
-
- perf_stat_evsel_id_init(evsel);
-}
-
-static int perf_evsel__alloc_stat_priv(struct perf_evsel *evsel)
-{
- evsel->priv = zalloc(sizeof(struct perf_stat));
- if (evsel->priv == NULL)
- return -ENOMEM;
- perf_evsel__reset_stat_priv(evsel);
- return 0;
-}
-
-static void perf_evsel__free_stat_priv(struct perf_evsel *evsel)
-{
- zfree(&evsel->priv);
-}
-
-static int perf_evsel__alloc_prev_raw_counts(struct perf_evsel *evsel)
-{
- struct perf_counts *counts;
-
- counts = perf_counts__new(perf_evsel__nr_cpus(evsel));
- if (counts)
- evsel->prev_raw_counts = counts;
-
- return counts ? 0 : -ENOMEM;
-}
-
-static void perf_evsel__free_prev_raw_counts(struct perf_evsel *evsel)
-{
- perf_counts__delete(evsel->prev_raw_counts);
- evsel->prev_raw_counts = NULL;
-}
-
-static void perf_evlist__free_stats(struct perf_evlist *evlist)
-{
- struct perf_evsel *evsel;
-
- evlist__for_each(evlist, evsel) {
- perf_evsel__free_stat_priv(evsel);
- perf_evsel__free_counts(evsel);
- perf_evsel__free_prev_raw_counts(evsel);
- }
-}
-
-static int perf_evlist__alloc_stats(struct perf_evlist *evlist, bool alloc_raw)
-{
- struct perf_evsel *evsel;
-
- evlist__for_each(evlist, evsel) {
- if (perf_evsel__alloc_stat_priv(evsel) < 0 ||
- perf_evsel__alloc_counts(evsel, perf_evsel__nr_cpus(evsel)) < 0 ||
- (alloc_raw && perf_evsel__alloc_prev_raw_counts(evsel) < 0))
- goto out_free;
- }
-
- return 0;
-
-out_free:
- perf_evlist__free_stats(evlist);
- return -1;
-}
-
-static void perf_stat__reset_stats(struct perf_evlist *evlist)
-{
- struct perf_evsel *evsel;
-
- evlist__for_each(evlist, evsel) {
- perf_evsel__reset_stat_priv(evsel);
- perf_evsel__reset_counts(evsel, perf_evsel__nr_cpus(evsel));
- }
-