On Wed, Mar 27, 2024 at 10:40:10AM -0700, Andrew Morton wrote: > On Wed, 27 Mar 2024 23:57:45 +0800 Kemeng Shi <shikemeng@xxxxxxxxxxxxxxx> wrote: > > > This series tries to improve visilibity of writeback. > > Well... why? Is anyone usefully using the existing instrumentation? > What is to be gained by expanding it further? What is the case for > adding this code? > > I don't recall hearing of anyone using the existing debug > instrumentation so perhaps we should remove it! Remove debug instrumentation!? Surely you just? I generally don't hear from users of my code when things are working, I only expect to hear from people when it's not.