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-rw-r--r--tools/perf/builtin-stat.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 1f19f2f999c8..e459b685a4e9 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -298,6 +298,14 @@ static int read_counter(struct perf_evsel *counter)
return -1;
}
}
+
+ if (verbose > 1) {
+ fprintf(stat_config.output,
+ "%s: %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
+ perf_evsel__name(counter),
+ cpu,
+ count->val, count->ena, count->run);
+ }
}
}
@@ -528,6 +536,7 @@ static int __run_perf_stat(int argc, const char **argv)
perf_evlist__set_leader(evsel_list);
evlist__for_each(evsel_list, counter) {
+try_again:
if (create_perf_stat_counter(counter) < 0) {
/*
* PPC returns ENXIO for HW counters until 2.6.37
@@ -544,7 +553,11 @@ static int __run_perf_stat(int argc, const char **argv)
if ((counter->leader != counter) ||
!(counter->leader->nr_members > 1))
continue;
- }
+ } else if (perf_evsel__fallback(counter, errno, msg, sizeof(msg))) {
+ if (verbose)
+ ui__warning("%s\n", msg);
+ goto try_again;
+ }
perf_evsel__open_strerror(counter, &target,
errno, msg, sizeof(msg));