Merge branches 'pm-core', 'pm-qos', 'pm-domains' and 'pm-opp'

[linux.git] / tools / perf / Documentation / perf-config.txt

diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt
index 9365b75fd04fdfe823eaa8abf29e6cb25fcb05bb..5b4fff3adc4be4ca66a30a9e8b85b55e1a472f4a 100644 (file)
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -498,6 +498,18 @@ record.*::
                But if this option is 'no-cache', it will not update the build-id cache.
                'skip' skips post-processing and does not update the cache.
 
+diff.*::
+       diff.order::
+               This option sets the number of columns to sort the result.
+               The default is 0, which means sorting by baseline.
+               Setting it to 1 will sort the result by delta (or other
+               compute method selected).
+
+       diff.compute::
+               This options sets the method for computing the diff result.
+               Possible values are 'delta', 'delta-abs', 'ratio' and
+               'wdiff'.  Default is 'delta'.
+
 SEE ALSO
 --------
 linkperf:perf[1]