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-rw-r--r--tools/perf/Documentation/perf-stat.txt9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt
index 744211fa8c18..6ec5960b08c3 100644
--- a/tools/perf/Documentation/perf-stat.txt
+++ b/tools/perf/Documentation/perf-stat.txt
@@ -482,6 +482,15 @@ convenient for post processing.
--summary::
Print summary for interval mode (-I).
+--no-csv-summary::
+Don't print 'summary' at the first column for CVS summary output.
+This option must be used with -x and --summary.
+
+This option can be enabled in perf config by setting the variable
+'stat.no-csv-summary'.
+
+$ perf config stat.no-csv-summary=true
+
EXAMPLES
--------