On Fri, Aug 11, 2023 at 11:52:53AM -0700, Nadav Amit wrote: > > > On Aug 10, 2023, at 2:00 AM, Yan Zhao <yan.y.zhao@xxxxxxxxx> wrote: > > > > Call mmu notifier's callback .numa_protect() in change_pmd_range() when > > a page is ensured to be protected by PROT_NONE for NUMA migration purpose. > > Consider squashing with the previous patch. It’s better to see the user > (caller) with the new functionality. > > It would be useful to describe what the expected course of action that > numa_protect callback should take. Thanks! I'll do in this way when I prepare patches in future :)