QA output created by 629
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 unaligned copy range 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 unaligned copy range 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
2a715d2093b5aca82783a0c5943ac0b8  SCRATCH_MNT/b
umount: /mnt/scratch: not mounted.