On Tue, Aug 27, 2024 at 05:42:21PM -0700, Jiaqi Yan wrote: > Instead of removing the whole pud, can driver or memory_failure do > something similar to non-struct-page-version of split_huge_page? So > driver doesn't need to re-fault good pages back? It would be far nicer if we didn't have to poke a hole in a 1G mapping just for memory failure reporting. Jason