On Mon, Jun 03, 2019 at 02:40:09PM +0800, Qu Wenruo wrote: > If a filesystem doesn't map its logical address space (normally the > bytenr/blocknr returned by fiemap) directly to its devices(s), the > following assumptions used in the test case is no longer true: > - trim range start beyond the end of fs should fail > - trim range start beyond the end of fs with len set should fail All these assumptions seem generally bogus. I don't think we can just run this as a generic test.