On Tue, Mar 22, 2022 at 06:39:35PM +0800, John Garry wrote: > Add an API to allocate a request queue which accepts a custom set of > blk_mq_ops for that request queue. > > The reason which we may want custom ops is for queuing requests which we > don't want to go through the normal queuing path. Eww. I really do not think we should do separate ops per queue, as that is going to get us into a deep mess eventually.