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-rw-r--r--tools/perf/scripts/perl/bin/rw-by-file-report2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/scripts/perl/bin/rw-by-file-report b/tools/perf/scripts/perl/bin/rw-by-file-report
index 1c0567516aba..eddb9ccce6a5 100644
--- a/tools/perf/scripts/perl/bin/rw-by-file-report
+++ b/tools/perf/scripts/perl/bin/rw-by-file-report
@@ -1,4 +1,6 @@
#!/bin/bash
+# description: r/w activity for a program, by file
+# args: <comm>
perf trace -s ~/libexec/perf-core/scripts/perl/rw-by-file.pl $1