_require_scratch
# real QA test starts here
-umount $SCRATCH_DEV 2>/dev/null
+_scratch_unmount 2>/dev/null
_scratch_mkfs_xfs | _filter_mkfs 2>$tmp.mkfs
STR1=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA