diff options
Diffstat (limited to 'tools/perf/util/stat.c')
| -rw-r--r-- | tools/perf/util/stat.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index ac589b6b8bce..4014b709f956 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -95,20 +95,38 @@ void perf_stat_evsel_id_init(struct perf_evsel *evsel) } } +struct perf_counts *perf_counts__new(int ncpus) +{ + int size = sizeof(struct perf_counts) + + ncpus * sizeof(struct perf_counts_values); + + return zalloc(size); +} + +void perf_counts__delete(struct perf_counts *counts) +{ + free(counts); +} + +static void perf_counts__reset(struct perf_counts *counts, int ncpus) +{ + memset(counts, 0, (sizeof(*counts) + + (ncpus * sizeof(struct perf_counts_values)))); +} + void perf_evsel__reset_counts(struct perf_evsel *evsel, int ncpus) { - memset(evsel->counts, 0, (sizeof(*evsel->counts) + - (ncpus * sizeof(struct perf_counts_values)))); + perf_counts__reset(evsel->counts, ncpus); } int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus) { - evsel->counts = zalloc((sizeof(*evsel->counts) + - (ncpus * sizeof(struct perf_counts_values)))); + evsel->counts = perf_counts__new(ncpus); return evsel->counts != NULL ? 0 : -ENOMEM; } void perf_evsel__free_counts(struct perf_evsel *evsel) { - zfree(&evsel->counts); + perf_counts__delete(evsel->counts); + evsel->counts = NULL; } |