On Mon, Oct 11, 2021 at 08:55:26PM -0400, Peter Xu wrote: > Another thing is I noticed soft_offline_in_use_page() will still ignore file > backed split. I'm not sure whether it means we'd better also handle that case > as well, so shmem thp can be split there too? Please ignore this paragraph - I somehow read "!PageHuge(page)" as "PageAnon(page)"... So I think patch 5 handles soft offline too. -- Peter Xu