Cross Reference: /external/e2fsprogs/tests/f_collapse_extent_tree

`Name`	`Date`	`Size`
Up to higher level directory
`expect.1`	06-Dec-2017	`595`
`expect.2`	06-Dec-2017	`398`
`image.gz`	06-Dec-2017	`2.5K`
`name`	06-Dec-2017	`39`
`script`	06-Dec-2017	`2.5K`