On 2019/2/12 2:45, Dan Carpenter wrote: > We put an upper bound on ->write_io_size_bits but we don't have a lower > bound. Oh, lower bound, I think there are more cases didn't consider that, let me check it. > > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Reviewed-by: Chao Yu <yuchao0@xxxxxxxxxx> Thanks,