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-rw-r--r--tools/perf/util/hist.h1
-rw-r--r--tools/perf/util/session.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index ce8dc61ce2c3..d326fecdeb03 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -35,6 +35,7 @@ struct events_stats {
u32 nr_invalid_chains;
u32 nr_unknown_id;
u32 nr_unprocessable_samples;
+ u32 nr_unordered_events;
};
enum hist_column {
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 9d78c70be71e..532a6a38d330 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -681,8 +681,7 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
return -ETIME;
if (timestamp < s->ordered_samples.last_flush) {
- printf("Warning: Timestamp below last timeslice flush\n");
- return -EINVAL;
+ s->stats.nr_unordered_events++;
}
if (!list_empty(sc)) {
@@ -1168,6 +1167,8 @@ static void perf_session__warn_about_errors(const struct perf_session *session,
"Do you have a KVM guest running and not using 'perf kvm'?\n",
session->stats.nr_unprocessable_samples);
}
+ if (session->stats.nr_unordered_events != 0)
+ ui__warning("%u out of order events recorded.\n", session->stats.nr_unordered_events);
}
volatile int session_done;