On 9/13/19 10:27 AM, Chaitanya Kulkarni wrote: > On 09/13/2019 09:23 AM, Jens Axboe wrote: >> It also breaks the case of loading it, then setting up a new device >> through configfs. > > Yep, this is exactly I was asking nr_device=0 as modparam is allowed > and membacked null_blk creation will fail with this check. > Yeah, it's totally broken... -- Jens Axboe