perf tools: Make perf.data more self-descriptive (v8)

[linux-block.git] / tools / perf / Documentation / perf-script.txt

diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index db017867d9e8ff363f19eb3744c1195ae1415d46..dec87ecb530e482e273c64365cbe7fb926541e3f 100644 (file)
--- 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],