perf lock contention: Add --output option

[platform/kernel/linux-starfive.git] / tools / perf / Documentation / perf-lock.txt

diff --git a/tools/perf/Documentation/perf-lock.txt b/tools/perf/Documentation/perf-lock.txt
index d1efcbe..30eea57 100644 (file)
--- a/tools/perf/Documentation/perf-lock.txt
+++ b/tools/perf/Documentation/perf-lock.txt
@@ -36,6 +36,9 @@ COMMON OPTIONS
 --input=<file>::
         Input file name. (default: perf.data unless stdin is a fifo)
 
+--output=<file>::
+        Output file name for perf lock contention and report.
+
 -v::
 --verbose::
         Be more verbose (show symbol address, etc).