On Tue, 19 Apr 2022, Miaohe Lin wrote: > Since commit e5947d23edd8 ("mm: mempolicy: don't have to split pmd for > huge zero page"), THP is never splited in queue_pages_pmd. Thus 2 is > never returned now. We can remove such unnecessary ret != 2 check and > clean up the relevant comment. Minor improvements in readability. > > Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> Acked-by: David Rientjes <rientjes@xxxxxxxxxx>