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-rw-r--r--tools/perf/Documentation/perf-report.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 02284a0067f..71f15510ca0 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -206,6 +206,10 @@ OPTIONS
--group::
Show event group information together.
+--demangle::
+ Demangle symbol names to human readable form. It's enabled by default,
+ disable with --no-demangle.
+
SEE ALSO
--------
linkperf:perf-stat[1], linkperf:perf-annotate[1]