David Howells <dhowells@xxxxxxxxxx> wrote: > So: > > - Should Samba and ksmbd be using FALLOC_FL_ZERO_RANGE rather than > PUNCH_HOLE? > > - Should Samba and ksmbd be using FIEMAP rather than SEEK_DATA/HOLE? - Should Samba and ksmbd report 'unwritten' extents as being allocated? > - Should xfstests be less exacting in its FIEMAP analysis - or should this be > skipped for cifs? I don't want to skip generic/009 as it checks some > corner cases that need testing, but it may not be possible to make the > exact extent matching work.