mkfs.ext2 /dev/sdb1

mount /dev/sdb1 /tmp/mnt/
grep mnt /proc/mounts

umount /tmp/mnt/
tune2fs -j /dev/sdb1

mount /dev/sdb1 /tmp/mnt/
grep mnt /proc/mounts

umount /tmp/mnt/
tune2fs -O ^has_journal,^dir_index /dev/sdb1

mount /dev/sdb1 /tmp/mnt/
grep mnt /proc/mounts