perf stat: Add csv-style output

[firefly-linux-kernel-4.4.55.git] / tools / perf / Documentation / perf-stat.txt

diff --git a/tools/perf/Documentation/perf-stat.txt b/tools/perf/Documentation/perf-stat.txt
index c469ba56c076864d0fc71f3244555c0c343c5488..b6da7affbbeeb82533387e9ba3f7c788d3e28dec 100644 (file)
--- a/tools/perf/Documentation/perf-stat.txt
+++ b/tools/perf/Documentation/perf-stat.txt
@@ -78,6 +78,11 @@ This option is only valid in system-wide mode.
 --verbose::
         be more verbose (show counter open errors, etc)
 
+-x SEP::
+--field-separator SEP::
+print counts using a CSV-style output to make it easy to import directly into
+spreadsheets. Columns are separated by the string specified in SEP.
+
 EXAMPLES
 --------