On Tue, Jun 05, 2018 at 07:16:51AM +1000, NeilBrown wrote: > I really should get back to BIOSET_NEED_RESCUER and see if I can discard > it completely. > Kent - the only remaining user is bcache, and the main reason I haven't > removed it is that I cannot follow the code (or at least, I couldn't > last time I tried). Are you able to see if it is still needed? Oh man, rescueurs make my head hurt. I remember you changed something so that they weren't needed most of the time, but I can't remember what you did - can you remind me what that was and whatever else you can remember offhand?