On 07/02/2019 07:23 PM, Pingfan Liu wrote: > undo_isolate_page_range() never fails, so no need to return value. > > Signed-off-by: Pingfan Liu <kernelfans@xxxxxxxxx> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Cc: Michal Hocko <mhocko@xxxxxxxx> > Cc: Oscar Salvador <osalvador@xxxxxxx> > Cc: Qian Cai <cai@xxxxxx> > Cc: Anshuman Khandual <anshuman.khandual@xxxxxxx> > Cc: linux-kernel@xxxxxxxxxxxxxxx Reviewed-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>