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-rw-r--r--tools/perf/Documentation/perf-annotate.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-annotate.txt b/tools/perf/Documentation/perf-annotate.txt
index 5ad07ef4..e9cd39a 100644
--- a/tools/perf/Documentation/perf-annotate.txt
+++ b/tools/perf/Documentation/perf-annotate.txt
@@ -93,6 +93,9 @@ OPTIONS
--skip-missing::
Skip symbols that cannot be annotated.
+--group::
+ Show event group information together
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-report[1]