On 9/11/20 11:07 AM, Tejun Heo wrote: > Conceptually, root_iocg->hweight_donating must be less than WEIGHT_ONE but > all hweight calculations round up and thus it may end up >= WEIGHT_ONE > triggering divide-by-zero and other issues. Bound the value to avoid > surprises. Applied, thanks. -- Jens Axboe