222 	unsigned long i, pfn, end_pfn, nr_pages;  in register_page_bootmem_info_node()  local
233 	end_pfn = pgdat_end_pfn(pgdat);  in register_page_bootmem_info_node()
236 	for (; pfn < end_pfn; pfn += PAGES_PER_SECTION) {  in register_page_bootmem_info_node()
321 				     unsigned long end_pfn)  in find_smallest_section_pfn()  argument
325 	for (; start_pfn < end_pfn; start_pfn += PAGES_PER_SECTION) {  in find_smallest_section_pfn()
346 				    unsigned long end_pfn)  in find_biggest_section_pfn()  argument
352 	pfn = end_pfn - 1;  in find_biggest_section_pfn()
372 			     unsigned long end_pfn)  in shrink_zone_span()  argument
389 		pfn = find_smallest_section_pfn(nid, zone, end_pfn,  in shrink_zone_span()
395 	} else if (zone_end_pfn == end_pfn) {  in shrink_zone_span()
440 			      unsigned long start_pfn, unsigned long end_pfn)  in shrink_pgdat_span()  argument
456 		pfn = find_smallest_section_pfn(nid, NULL, end_pfn,  in shrink_pgdat_span()
462 	} else if (pgdat_end_pfn == end_pfn) {  in shrink_pgdat_span()
1276 int test_pages_in_a_zone(unsigned long start_pfn, unsigned long end_pfn,  in test_pages_in_a_zone()  argument
1285 	     pfn < end_pfn;  in test_pages_in_a_zone()
1290 		for (; pfn < sec_end_pfn && pfn < end_pfn;  in test_pages_in_a_zone()
1297 			if (i == MAX_ORDER_NR_PAGES || pfn + i >= end_pfn)  in test_pages_in_a_zone()
1311 		*valid_end = min(end, end_pfn);  in test_pages_in_a_zone()
1367 do_migrate_range(unsigned long start_pfn, unsigned long end_pfn)  in do_migrate_range()  argument
1376 	for (pfn = start_pfn; pfn < end_pfn && move_pages > 0; pfn++) {  in do_migrate_range()
1456 offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn)  in offline_isolated_pages()  argument
1458 	walk_system_ram_range(start_pfn, end_pfn - start_pfn, NULL,  in offline_isolated_pages()
1479 check_pages_isolated(unsigned long start_pfn, unsigned long end_pfn)  in check_pages_isolated()  argument
1484 	ret = walk_system_ram_range(start_pfn, end_pfn - start_pfn, &offlined,  in check_pages_isolated()
1594 		  unsigned long end_pfn)  in __offline_pages()  argument
1607 	if (!IS_ALIGNED(end_pfn, pageblock_nr_pages))  in __offline_pages()
1611 	if (!test_pages_in_a_zone(start_pfn, end_pfn, &valid_start, &valid_end))  in __offline_pages()
1616 	nr_pages = end_pfn - start_pfn;  in __offline_pages()
1619 	ret = start_isolate_page_range(start_pfn, end_pfn,  in __offline_pages()
1644 	pfn = scan_movable_pages(start_pfn, end_pfn);  in __offline_pages()
1646 		ret = do_migrate_range(pfn, end_pfn);  in __offline_pages()
1654 	ret = dissolve_free_huge_pages(start_pfn, end_pfn);  in __offline_pages()
1658 	offlined_pages = check_pages_isolated(start_pfn, end_pfn);  in __offline_pages()
1664 	offline_isolated_pages(start_pfn, end_pfn);  in __offline_pages()
1666 	undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE);  in __offline_pages()
1698 		 ((unsigned long long) end_pfn << PAGE_SHIFT) - 1);  in __offline_pages()
1701 	undo_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE);  in __offline_pages()
1724 int walk_memory_range(unsigned long start_pfn, unsigned long end_pfn,  in walk_memory_range()  argument
1732 	for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) {  in walk_memory_range()
1835 	unsigned long end_pfn = start_pfn + pgdat->node_spanned_pages;  in try_offline_node()  local
1838 	for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) {  in try_offline_node()