On Fri, Oct 06, 2017 at 11:19:09AM +0200, Javier González wrote: > on the lightnvm I/O path and that has propagated through the code as we > added more functionality. Can you explain why this is necessary? If I > can just remove it, it is much easier to do the cleanup. > > I have tested on or HW and all works fine without it. nvme_alloc_request always sets REQ_FAILFAST_DRIVER and that srops it to stick to the previous behavior. If you actually want all your lightnvm requests to fail fast you can remove it.