On Fri, Jun 03, 2022 at 01:55:29AM -0500, Mike Christie wrote: > Add callouts for reading keys and reservations. > > Note: This only initially adds the struct definitions in the kernel as I'm > not sure if we wanted to export the interface to userspace yet. We may > want to refine internally for LIO and when we can enable it for NVMe then > add the finished interface to userspace. Yes, this sounds like a good plan. I can see how they would be useful for userspace, but I'm also perfectly fine with us not locking ourselves into an ABI quite yet.