On 09/13/2019 03:18 PM, Bart Van Assche wrote: > I just noticed that this patch is necessary to unbreak blktests. The srp > tests fail as follows with Jens' for-next branch: > > modprobe: ERROR: could not insert 'null_blk': Invalid argument > > I think that error is triggered by the following statement in > common/multipath-over-rdma: > > modprobe null_blk nr_devices=0 || return $? > > Bart. > Not only that I'm sure my membacked null_blk testcases will also start failing without this patch, which I've not posted on mailing list yet.