// SPDX-License-Identifier: GPL-2.0 #include <errno.h> #include <stdlib.h> #include <string.h> #include "evsel.h" #include "counts.h" #include <perf/threadmap.h> #include <linux/zalloc.h> struct perf_counts *perf_counts__new(int ncpus, int nthreads) { struct perf_counts *counts = zalloc(sizeof(*counts)); if (counts) { struct xyarray *values; values = xyarray__new(ncpus, nthreads, sizeof(struct perf_counts_values)); if (!values) { free(counts); return NULL; } counts->values = values; values = xyarray__new(ncpus, nthreads, sizeof(bool)); if (!values) { xyarray__delete(counts->values); free(counts); return NULL; } counts->loaded = values; } return counts; } void perf_counts__delete(struct perf_counts *counts) { if (counts) { xyarray__delete(counts->loaded); xyarray__delete(counts->values); free(counts); } } void perf_counts__reset(struct perf_counts *counts) { xyarray__reset(counts->loaded); xyarray__reset(counts->values); memset(&counts->aggr, 0, sizeof(struct perf_counts_values)); } void evsel__reset_counts(struct evsel *evsel) { perf_counts__reset(evsel->counts); } int evsel__alloc_counts(struct evsel *evsel) { struct perf_cpu_map *cpus = evsel__cpus(evsel); int nthreads = perf_thread_map__nr(evsel->core.threads); evsel->counts = perf_counts__new(perf_cpu_map__nr(cpus), nthreads); return evsel->counts != NULL ? 0 : -ENOMEM; } void evsel__free_counts(struct evsel *evsel) { perf_counts__delete(evsel->counts); evsel->counts = NULL; }