On Thu, Apr 11, 2024 at 05:12:02PM -0400, Peter Xu wrote: > The question is whether that's intended to make it as complicated. For > example, why don't we check anon_vma for anonymous too later when prepare > anon_vma, however we do it late for file memory. AFAICT there's nothing > special with file memory in this case. Yes, it's absolutely intended. If anything, anon memory is the special case that checks up-front. Congratulations on adding additional instructions to the common case. I don't understand why you persist with your nonsense. Please stop.