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-rw-r--r--tools/perf/Documentation/perf-script.txt7
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diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index db017867d9e8..dec87ecb530e 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -188,6 +188,13 @@ OPTIONS
CPUs are specified with -: 0-2. Default is to report samples on all
CPUs.
+-I::
+--show-info::
+ Display extended information about the perf.data file. This adds
+ information which may be very large and thus may clutter the display.
+ It currently includes: cpu and numa topology of the host system.
+ It can only be used with the perf script report mode.
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-script-perl[1],