QA output created by 628
test o_sync write
mount: /mnt/scratch: wrong fs type, bad option, bad superblock on /dev/mapper/error-test, missing codepage or helper program, or other error.
md5sum: /mnt/scratch/0: No such file or directory
test reflink flag not set o_sync
umount: /mnt/scratch: not mounted.
mount: /mnt/scratch: wrong fs type, bad option, bad superblock on /dev/mapper/error-test, missing codepage or helper program, or other error.
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/a
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/b
test reflink flag already set o_sync
umount: /mnt/scratch: not mounted.
mount: /mnt/scratch: wrong fs type, bad option, bad superblock on /dev/mapper/error-test, missing codepage or helper program, or other error.
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/a
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/d
test reflink flag not set iflag
umount: /mnt/scratch: not mounted.
mount: /mnt/scratch: wrong fs type, bad option, bad superblock on /dev/mapper/error-test, missing codepage or helper program, or other error.
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/a
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/b
test reflink flag already set iflag
umount: /mnt/scratch: not mounted.
mount: /mnt/scratch: wrong fs type, bad option, bad superblock on /dev/mapper/error-test, missing codepage or helper program, or other error.
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/a
310f146ce52077fcd3308dcbe7632bb2  SCRATCH_MNT/d
umount: /mnt/scratch: not mounted.