Cross Reference: /external/e2fsprogs/tests/f_collapse_extent_tree

`Name`	`Date`	`Size`
Up to higher level directory
`expect.1`	21-Aug-2018	`595`
`expect.2`	21-Aug-2018	`398`
`image.gz`	21-Aug-2018	`2.5K`
`name`	21-Aug-2018	`39`
`script`	21-Aug-2018	`2.5K`