maps_section_nr   708 mm/sparse.c    	unsigned long maps_section_nr, removing_section_nr, i;
maps_section_nr   720 mm/sparse.c    		maps_section_nr = pfn_to_section_nr(page_to_pfn(page));
maps_section_nr   731 mm/sparse.c    		if (maps_section_nr != removing_section_nr)