588 	unsigned long sp, start_pfn;  in page_outside_zone_boundaries()  local
592 		start_pfn = zone->zone_start_pfn;  in page_outside_zone_boundaries()
601 			start_pfn, start_pfn + sp);  in page_outside_zone_boundaries()
1490 	unsigned long start_pfn = PFN_DOWN(start);  in reserve_bootmem_region()  local
1493 	for (; start_pfn < end_pfn; start_pfn++) {  in reserve_bootmem_region()
1494 		if (pfn_valid(start_pfn)) {  in reserve_bootmem_region()
1495 			struct page *page = pfn_to_page(start_pfn);  in reserve_bootmem_region()
1497 			init_reserved_page(start_pfn);  in reserve_bootmem_region()
1571 	unsigned long start_pfn, end_pfn;  in __early_pfn_to_nid()  local
1577 	nid = memblock_search_pfn_nid(pfn, &start_pfn, &end_pfn);  in __early_pfn_to_nid()
1579 		state->last_start = start_pfn;  in __early_pfn_to_nid()
1628 struct page *__pageblock_pfn_to_page(unsigned long start_pfn,  in __pageblock_pfn_to_page()  argument
1637 	if (!pfn_valid(start_pfn) || !pfn_valid(end_pfn))  in __pageblock_pfn_to_page()
1640 	start_page = pfn_to_online_page(start_pfn);  in __pageblock_pfn_to_page()
1835 deferred_init_maxorder(u64 *i, struct zone *zone, unsigned long *start_pfn,  in deferred_init_maxorder()  argument
1838 	unsigned long mo_pfn = ALIGN(*start_pfn + 1, MAX_ORDER_NR_PAGES);  in deferred_init_maxorder()
1839 	unsigned long spfn = *start_pfn, epfn = *end_pfn;  in deferred_init_maxorder()
1844 	for_each_free_mem_pfn_range_in_zone_from(j, zone, start_pfn, end_pfn) {  in deferred_init_maxorder()
1847 		if (mo_pfn <= *start_pfn)  in deferred_init_maxorder()
1851 		nr_pages += deferred_init_pages(zone, *start_pfn, t);  in deferred_init_maxorder()
1854 			*start_pfn = mo_pfn;  in deferred_init_maxorder()
1879 deferred_init_memmap_chunk(unsigned long start_pfn, unsigned long end_pfn,  in deferred_init_memmap_chunk()  argument
1886 	deferred_init_mem_pfn_range_in_zone(&i, zone, &spfn, &epfn, start_pfn);  in deferred_init_memmap_chunk()
2407 	unsigned long start_pfn, end_pfn;  in move_freepages_block()  local
2413 	start_pfn = page_to_pfn(page);  in move_freepages_block()
2414 	start_pfn = start_pfn & ~(pageblock_nr_pages-1);  in move_freepages_block()
2415 	start_page = pfn_to_page(start_pfn);  in move_freepages_block()
2417 	end_pfn = start_pfn + pageblock_nr_pages - 1;  in move_freepages_block()
2420 	if (!zone_spans_pfn(zone, start_pfn))  in move_freepages_block()
6052 		unsigned long start_pfn,  in memmap_init_zone()  argument
6056 	unsigned long pfn, end_pfn = start_pfn + size;  in memmap_init_zone()
6074 		if (start_pfn == altmap->base_pfn)  in memmap_init_zone()
6075 			start_pfn += altmap->reserve;  in memmap_init_zone()
6080 	for (pfn = start_pfn; pfn < end_pfn; ) {  in memmap_init_zone()
6112 				   unsigned long start_pfn,  in memmap_init_zone_device()  argument
6116 	unsigned long pfn, end_pfn = start_pfn + nr_pages;  in memmap_init_zone_device()
6132 		start_pfn = altmap->base_pfn + vmem_altmap_offset(altmap);  in memmap_init_zone_device()
6133 		nr_pages = end_pfn - start_pfn;  in memmap_init_zone_device()
6136 	for (pfn = start_pfn; pfn < end_pfn; pfn++) {  in memmap_init_zone_device()
6192 	unsigned long start_pfn, end_pfn;  in memmap_init()  local
6196 	for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in memmap_init()
6197 		start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn);  in memmap_init()
6200 		if (end_pfn > start_pfn) {  in memmap_init()
6201 			size = end_pfn - start_pfn;  in memmap_init()
6202 			memmap_init_zone(size, nid, zone, start_pfn,  in memmap_init()
6430 			unsigned long *start_pfn, unsigned long *end_pfn)  in get_pfn_range_for_nid()  argument
6435 	*start_pfn = -1UL;  in get_pfn_range_for_nid()
6439 		*start_pfn = min(*start_pfn, this_start_pfn);  in get_pfn_range_for_nid()
6443 	if (*start_pfn == -1UL)  in get_pfn_range_for_nid()
6444 		*start_pfn = 0;  in get_pfn_range_for_nid()
6550 	unsigned long start_pfn, end_pfn;  in __absent_pages_in_range()  local
6553 	for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in __absent_pages_in_range()
6554 		start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn);  in __absent_pages_in_range()
6556 		nr_absent -= end_pfn - start_pfn;  in __absent_pages_in_range()
6568 unsigned long __init absent_pages_in_range(unsigned long start_pfn,  in absent_pages_in_range()  argument
6571 	return __absent_pages_in_range(MAX_NUMNODES, start_pfn, end_pfn);  in absent_pages_in_range()
6603 		unsigned long start_pfn, end_pfn;  in zone_absent_pages_in_node()  local
6607 			start_pfn = clamp(memblock_region_memory_base_pfn(r),  in zone_absent_pages_in_node()
6614 				nr_absent += end_pfn - start_pfn;  in zone_absent_pages_in_node()
6618 				nr_absent += end_pfn - start_pfn;  in zone_absent_pages_in_node()
6970 	unsigned long start_pfn = 0;  in free_area_init_node()  local
6976 	get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);  in free_area_init_node()
6979 	pgdat->node_start_pfn = start_pfn;  in free_area_init_node()
6983 		(u64)start_pfn << PAGE_SHIFT,  in free_area_init_node()
6985 	calculate_node_totalpages(pgdat, start_pfn, end_pfn);  in free_area_init_node()
7162 	unsigned long start_pfn, end_pfn;  in early_calculate_totalpages()  local
7165 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {  in early_calculate_totalpages()
7166 		unsigned long pages = end_pfn - start_pfn;  in early_calculate_totalpages()
7293 		unsigned long start_pfn, end_pfn;  in find_zone_movable_pfns_for_nodes()  local
7311 		for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in find_zone_movable_pfns_for_nodes()
7314 			start_pfn = max(start_pfn, zone_movable_pfn[nid]);  in find_zone_movable_pfns_for_nodes()
7315 			if (start_pfn >= end_pfn)  in find_zone_movable_pfns_for_nodes()
7319 			if (start_pfn < usable_startpfn) {  in find_zone_movable_pfns_for_nodes()
7322 								- start_pfn;  in find_zone_movable_pfns_for_nodes()
7341 				start_pfn = usable_startpfn;  in find_zone_movable_pfns_for_nodes()
7349 			size_pages = end_pfn - start_pfn;  in find_zone_movable_pfns_for_nodes()
7352 			zone_movable_pfn[nid] = start_pfn + size_pages;  in find_zone_movable_pfns_for_nodes()
7429 	unsigned long start_pfn, end_pfn;  in free_area_init()  local
7439 	start_pfn = find_min_pfn_with_active_regions();  in free_area_init()
7451 		end_pfn = max(max_zone_pfn[zone], start_pfn);  in free_area_init()
7452 		arch_zone_lowest_possible_pfn[zone] = start_pfn;  in free_area_init()
7455 		start_pfn = end_pfn;  in free_area_init()
7493 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {  in free_area_init()
7495 			(u64)start_pfn << PAGE_SHIFT,  in free_area_init()
7497 		subsection_map_init(start_pfn, end_pfn - start_pfn);  in free_area_init()
8605 static int __alloc_contig_pages(unsigned long start_pfn,  in __alloc_contig_pages()  argument
8608 	unsigned long end_pfn = start_pfn + nr_pages;  in __alloc_contig_pages()
8610 	return alloc_contig_range(start_pfn, end_pfn, MIGRATE_MOVABLE,  in __alloc_contig_pages()
8614 static bool pfn_range_valid_contig(struct zone *z, unsigned long start_pfn,  in pfn_range_valid_contig()  argument
8617 	unsigned long i, end_pfn = start_pfn + nr_pages;  in pfn_range_valid_contig()
8620 	for (i = start_pfn; i < end_pfn; i++) {  in pfn_range_valid_contig()
8641 				unsigned long start_pfn, unsigned long nr_pages)  in zone_spans_last_pfn()  argument
8643 	unsigned long last_pfn = start_pfn + nr_pages - 1;  in zone_spans_last_pfn()
8756 void __offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn)  in __offline_isolated_pages()  argument
8758 	unsigned long pfn = start_pfn;  in __offline_isolated_pages()