On Tue, Mar 31, 2020 at 9:48 AM Christoph Hellwig <hch@xxxxxx> wrote: > I think the full blown set fd an status would seem a lot more useful, > or even better a LOOP_CTL_ADD variant that sets up everything important > on the character device so that we avoid the half set up block devices > entirely. Thanks for the feedback, I will work on that then. I think I could do both - LOOP_SET_FD_AND_STATUS and a new variant of LOOP_CTL_ADD that calls it - the former could still be useful if the kernel pre-created a large amount of loop devices. Martijn