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-rw-r--r--tools/perf/Documentation/perf-lock.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt
index ae78e04346bd..8f4e34f924d5 100644
--- a/tools/perf/Documentation/perf-lock.txt
+++ b/tools/perf/Documentation/perf-lock.txt
@@ -119,6 +119,10 @@ CONTENTION OPTIONS
and users can customize that using this. Possible values:
contended, wait_total, wait_max, wait_min, avg_wait.
+-t::
+--threads::
+ Show per-thread lock contention stat
+
SEE ALSO
--------