need_zonelists_rebuild 795 mm/memory_hotplug.c int need_zonelists_rebuild = 0; need_zonelists_rebuild 830 mm/memory_hotplug.c need_zonelists_rebuild = 1; need_zonelists_rebuild 838 mm/memory_hotplug.c if (need_zonelists_rebuild) need_zonelists_rebuild 852 mm/memory_hotplug.c if (need_zonelists_rebuild)