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-rw-r--r--tools/perf/builtin-stat.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 6777fef0d56c..2a6a5d0c5563 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1342,7 +1342,11 @@ static struct aggr_cpu_id perf_stat__get_cpu(struct perf_stat_config *config __m
static struct aggr_cpu_id perf_stat__get_aggr(struct perf_stat_config *config,
aggr_get_id_t get_id, struct perf_cpu cpu)
{
- struct aggr_cpu_id id = aggr_cpu_id__empty();
+ struct aggr_cpu_id id;
+
+ /* per-process mode - should use global aggr mode */
+ if (cpu.cpu == -1)
+ return get_id(config, cpu);
if (aggr_cpu_id__is_empty(&config->cpus_aggr_map->map[cpu.cpu]))
config->cpus_aggr_map->map[cpu.cpu] = get_id(config, cpu);
@@ -2125,17 +2129,23 @@ int process_stat_config_event(struct perf_session *session,
if (perf_cpu_map__empty(st->cpus)) {
if (st->aggr_mode != AGGR_UNSET)
pr_warning("warning: processing task data, aggregation mode not set\n");
- return 0;
- }
-
- if (st->aggr_mode != AGGR_UNSET)
+ } else if (st->aggr_mode != AGGR_UNSET) {
stat_config.aggr_mode = st->aggr_mode;
+ }
if (perf_stat.data.is_pipe)
perf_stat_init_aggr_mode();
else
perf_stat_init_aggr_mode_file(st);
+ if (stat_config.aggr_map) {
+ int nr_aggr = stat_config.aggr_map->nr;
+
+ if (evlist__alloc_aggr_stats(session->evlist, nr_aggr) < 0) {
+ pr_err("cannot allocate aggr counts\n");
+ return -1;
+ }
+ }
return 0;
}