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-rw-r--r--sys-utils/mount.84
1 files changed, 4 insertions, 0 deletions
diff --git a/sys-utils/mount.8 b/sys-utils/mount.8
index 3197c8e66..eb0dd988f 100644
--- a/sys-utils/mount.8
+++ b/sys-utils/mount.8
@@ -2931,6 +2931,10 @@ independently of
You can also free a loop device by hand, using
.BR "losetup \-d " or " umount \-d" .
+Since util-linux v2.29 mount command re-uses the loop device rather than
+initialize a new device if the same backing file is already mounted with the
+same offset.
+
.SH RETURN CODES
.B mount
has the following return codes (the bits can be ORed):