put_int           548 block/ioctl.c  		return put_int(arg, bdev_read_only(bdev) != 0);
put_int           550 block/ioctl.c  		return put_int(arg, block_size(bdev));
put_int           552 block/ioctl.c  		return put_int(arg, bdev_logical_block_size(bdev));
put_int           560 block/ioctl.c  		return put_int(arg, bdev_alignment_offset(bdev));