1 files changed, 2 insertions, 0 deletions
diff --git a/mdadm.8 b/mdadm.8
index ce88d04..25a6758 100644
--- a/mdadm.8
+++ b/mdadm.8
@@ -972,6 +972,8 @@ the right thing, then the array can be successfully assembled using
 .TP
 .BR \-X ", " \-\-examine\-bitmap
 Report information about a bitmap file.
+The argument is either an external bitmap file or an array component
+in case of an internal bitmap.
 
 .TP
 .BR \-R ", " \-\-run