diff --git a/db/xfs_admin.sh b/db/xfs_admin.sh
index 409975b..21c9d71 100755
--- a/db/xfs_admin.sh
+++ b/db/xfs_admin.sh
@@ -8,9 +8,34 @@
 DB_OPTS=""
 REPAIR_OPTS=""
 REPAIR_DEV_OPTS=""
+IO_OPTS=""
 LOG_OPTS=""
 USAGE="Usage: xfs_admin [-efjlpuV] [-c 0|1] [-L label] [-O v5_feature] [-r rtdev] [-U uuid] device [logdev]"
 
+# Try to find a loop device associated with a file.  We only want to return
+# one loopdev (multiple loop devices can attach to a single file) so we grab
+# the last line and return it if it's actually a block device.
+try_find_loop_dev_for_file() {
+	local x="$(losetup -O NAME -j "$1" 2> /dev/null | tail -n 1)"
+	test -b "$x" && echo "$x"
+}
+
+try_find_mount_point_for_bdev() {
+	local arg="$1"
+
+	# See if we can map the arg to a loop device
+	loopdev="$(try_find_loop_dev_for_file "${arg}")"
+	test -n "${loopdev}" && arg="${loopdev}"
+
+	if [ ! -b "${arg}" ]; then
+		return 1
+	fi
+
+	# If we find a mountpoint for the device, do a live query;
+	# otherwise try reading the fs with xfs_db.
+	findmnt -t xfs -f -n -o TARGET "${arg}" 2> /dev/null
+}
+
 while getopts "c:efjlL:O:pr:uU:V" c
 do
 	case $c in
@@ -18,8 +43,10 @@
 	e)	DB_OPTS=$DB_OPTS" -c 'version extflg'";;
 	f)	DB_OPTS=$DB_OPTS" -f";;
 	j)	DB_OPTS=$DB_OPTS" -c 'version log2'";;
-	l)	DB_OPTS=$DB_OPTS" -r -c label";;
-	L)	DB_OPTS=$DB_OPTS" -c 'label "$OPTARG"'";;
+	l)	DB_OPTS=$DB_OPTS" -r -c label";
+		IO_OPTS=$IO_OPTS" -r -c label";;
+	L)	DB_OPTS=$DB_OPTS" -c 'label "$OPTARG"'";
+		IO_OPTS=$IO_OPTS" -c 'label -s "$OPTARG"'";;
 	O)	REPAIR_OPTS=$REPAIR_OPTS" -c $OPTARG";;
 	p)	DB_OPTS=$DB_OPTS" -c 'version projid32bit'";;
 	r)	REPAIR_DEV_OPTS=" -r '$OPTARG'";;
@@ -43,6 +70,16 @@
 			LOG_OPTS=" -l '$2'"
 		fi
 
+		if [ -n "$IO_OPTS" ]; then
+			mntpt="$(try_find_mount_point_for_bdev "$1")"
+			if [ $? -eq 0 ]; then
+				eval xfs_io -x -p xfs_admin $IO_OPTS "$mntpt"
+				status=$?
+				DB_OPTS=""
+				REPAIR_OPTS=""
+			fi
+		fi
+
 		if [ -n "$DB_OPTS" ]
 		then
 			eval xfs_db -x -p xfs_admin $LOG_OPTS $DB_OPTS "$1"