[PATCH v3 5/5] perf test: Improve verbose documentation

[Ian Rogers]

Add a little more detail on the output expectations for each verbose
level.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
 tools/perf/Documentation/perf-test.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-test.txt b/tools/perf/Documentation/perf-test.txt
index 85f868c324ff..32da0d1fa86a 100644
--- a/tools/perf/Documentation/perf-test.txt
+++ b/tools/perf/Documentation/perf-test.txt
@@ -28,8 +28,11 @@ OPTIONS
 	Tests to skip (comma separated numeric list).
 
 -v::
+-vv::
+-vvv::
 --verbose::
-	Be more verbose.
+	With a single '-v', verbose level 1, only failing test output
+	is displayed. With '-vv' and higher all test output is shown.
 
 -S::
 --sequential::
-- 
2.47.1.613.gc27f4b7a9f-goog