On Tue, Jan 04, 2022 at 02:08:36AM -0800, Christoph Hellwig wrote: > All these bus callouts still looks horrible and just create tons of > boilerplate code. I can't remember anymore what one vs. the other looks like. Having an explicit "opt-in" for a bus is good, in that no code breaks and only if you want to use this do you have to set the flag. Why do you want it to be "always"? thanks, greg k-h