644 	unsigned long sp, start_pfn;  in page_outside_zone_boundaries()  local
648 		start_pfn = zone->zone_start_pfn;  in page_outside_zone_boundaries()
657 			start_pfn, start_pfn + sp);  in page_outside_zone_boundaries()
1685 	unsigned long start_pfn = PFN_DOWN(start);  in reserve_bootmem_region()  local
1688 	for (; start_pfn < end_pfn; start_pfn++) {  in reserve_bootmem_region()
1689 		if (pfn_valid(start_pfn)) {  in reserve_bootmem_region()
1690 			struct page *page = pfn_to_page(start_pfn);  in reserve_bootmem_region()
1692 			init_reserved_page(start_pfn);  in reserve_bootmem_region()
1781 	unsigned long start_pfn, end_pfn;  in __early_pfn_to_nid()  local
1787 	nid = memblock_search_pfn_nid(pfn, &start_pfn, &end_pfn);  in __early_pfn_to_nid()
1789 		state->last_start = start_pfn;  in __early_pfn_to_nid()
1839 struct page *__pageblock_pfn_to_page(unsigned long start_pfn,  in __pageblock_pfn_to_page()  argument
1848 	if (!pfn_valid(start_pfn) || !pfn_valid(end_pfn))  in __pageblock_pfn_to_page()
1851 	start_page = pfn_to_online_page(start_pfn);  in __pageblock_pfn_to_page()
2037 deferred_init_maxorder(u64 *i, struct zone *zone, unsigned long *start_pfn,  in deferred_init_maxorder()  argument
2040 	unsigned long mo_pfn = ALIGN(*start_pfn + 1, MAX_ORDER_NR_PAGES);  in deferred_init_maxorder()
2041 	unsigned long spfn = *start_pfn, epfn = *end_pfn;  in deferred_init_maxorder()
2046 	for_each_free_mem_pfn_range_in_zone_from(j, zone, start_pfn, end_pfn) {  in deferred_init_maxorder()
2049 		if (mo_pfn <= *start_pfn)  in deferred_init_maxorder()
2053 		nr_pages += deferred_init_pages(zone, *start_pfn, t);  in deferred_init_maxorder()
2056 			*start_pfn = mo_pfn;  in deferred_init_maxorder()
2081 deferred_init_memmap_chunk(unsigned long start_pfn, unsigned long end_pfn,  in deferred_init_memmap_chunk()  argument
2088 	deferred_init_mem_pfn_range_in_zone(&i, zone, &spfn, &epfn, start_pfn);  in deferred_init_memmap_chunk()
2616 			  unsigned long start_pfn, unsigned long end_pfn,  in move_freepages()  argument
2624 	for (pfn = start_pfn; pfn <= end_pfn;) {  in move_freepages()
2655 	unsigned long start_pfn, end_pfn, pfn;  in move_freepages_block()  local
2661 	start_pfn = pageblock_start_pfn(pfn);  in move_freepages_block()
2665 	if (!zone_spans_pfn(zone, start_pfn))  in move_freepages_block()
2666 		start_pfn = pfn;  in move_freepages_block()
2670 	return move_freepages(zone, start_pfn, end_pfn, migratetype,  in move_freepages_block()
6737 		unsigned long start_pfn, unsigned long zone_end_pfn,  in memmap_init_range()  argument
6741 	unsigned long pfn, end_pfn = start_pfn + size;  in memmap_init_range()
6759 		if (start_pfn == altmap->base_pfn)  in memmap_init_range()
6760 			start_pfn += altmap->reserve;  in memmap_init_range()
6765 	for (pfn = start_pfn; pfn < end_pfn; ) {  in memmap_init_range()
6889 				   unsigned long start_pfn,  in memmap_init_zone_device()  argument
6893 	unsigned long pfn, end_pfn = start_pfn + nr_pages;  in memmap_init_zone_device()
6910 		start_pfn = altmap->base_pfn + vmem_altmap_offset(altmap);  in memmap_init_zone_device()
6911 		nr_pages = end_pfn - start_pfn;  in memmap_init_zone_device()
6914 	for (pfn = start_pfn; pfn < end_pfn; pfn += pfns_per_compound) {  in memmap_init_zone_device()
6985 					  unsigned long start_pfn,  in memmap_init_zone_range()  argument
6993 	start_pfn = clamp(start_pfn, zone_start_pfn, zone_end_pfn);  in memmap_init_zone_range()
6996 	if (start_pfn >= end_pfn)  in memmap_init_zone_range()
6999 	memmap_init_range(end_pfn - start_pfn, nid, zone_id, start_pfn,  in memmap_init_zone_range()
7002 	if (*hole_pfn < start_pfn)  in memmap_init_zone_range()
7003 		init_unavailable_range(*hole_pfn, start_pfn, zone_id, nid);  in memmap_init_zone_range()
7010 	unsigned long start_pfn, end_pfn;  in memmap_init()  local
7014 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {  in memmap_init()
7023 			memmap_init_zone_range(zone, start_pfn, end_pfn,  in memmap_init()
7354 			unsigned long *start_pfn, unsigned long *end_pfn)  in get_pfn_range_for_nid()  argument
7359 	*start_pfn = -1UL;  in get_pfn_range_for_nid()
7363 		*start_pfn = min(*start_pfn, this_start_pfn);  in get_pfn_range_for_nid()
7367 	if (*start_pfn == -1UL)  in get_pfn_range_for_nid()
7368 		*start_pfn = 0;  in get_pfn_range_for_nid()
7474 	unsigned long start_pfn, end_pfn;  in __absent_pages_in_range()  local
7477 	for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in __absent_pages_in_range()
7478 		start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn);  in __absent_pages_in_range()
7480 		nr_absent -= end_pfn - start_pfn;  in __absent_pages_in_range()
7492 unsigned long __init absent_pages_in_range(unsigned long start_pfn,  in absent_pages_in_range()  argument
7495 	return __absent_pages_in_range(MAX_NUMNODES, start_pfn, end_pfn);  in absent_pages_in_range()
7527 		unsigned long start_pfn, end_pfn;  in zone_absent_pages_in_node()  local
7531 			start_pfn = clamp(memblock_region_memory_base_pfn(r),  in zone_absent_pages_in_node()
7538 				nr_absent += end_pfn - start_pfn;  in zone_absent_pages_in_node()
7542 				nr_absent += end_pfn - start_pfn;  in zone_absent_pages_in_node()
7914 	unsigned long start_pfn = 0;  in free_area_init_node()  local
7920 	get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);  in free_area_init_node()
7923 	pgdat->node_start_pfn = start_pfn;  in free_area_init_node()
7926 	if (start_pfn != end_pfn) {  in free_area_init_node()
7928 			(u64)start_pfn << PAGE_SHIFT,  in free_area_init_node()
7934 	calculate_node_totalpages(pgdat, start_pfn, end_pfn);  in free_area_init_node()
8018 	unsigned long start_pfn, end_pfn;  in early_calculate_totalpages()  local
8021 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {  in early_calculate_totalpages()
8022 		unsigned long pages = end_pfn - start_pfn;  in early_calculate_totalpages()
8149 		unsigned long start_pfn, end_pfn;  in find_zone_movable_pfns_for_nodes()  local
8167 		for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) {  in find_zone_movable_pfns_for_nodes()
8170 			start_pfn = max(start_pfn, zone_movable_pfn[nid]);  in find_zone_movable_pfns_for_nodes()
8171 			if (start_pfn >= end_pfn)  in find_zone_movable_pfns_for_nodes()
8175 			if (start_pfn < usable_startpfn) {  in find_zone_movable_pfns_for_nodes()
8178 								- start_pfn;  in find_zone_movable_pfns_for_nodes()
8197 				start_pfn = usable_startpfn;  in find_zone_movable_pfns_for_nodes()
8205 			size_pages = end_pfn - start_pfn;  in find_zone_movable_pfns_for_nodes()
8208 			zone_movable_pfn[nid] = start_pfn + size_pages;  in find_zone_movable_pfns_for_nodes()
8236 		unsigned long start_pfn, end_pfn;  in find_zone_movable_pfns_for_nodes()  local
8241 		get_pfn_range_for_nid(nid, &start_pfn, &end_pfn);  in find_zone_movable_pfns_for_nodes()
8292 	unsigned long start_pfn, end_pfn;  in free_area_init()  local
8302 	start_pfn = PHYS_PFN(memblock_start_of_DRAM());  in free_area_init()
8314 		end_pfn = max(max_zone_pfn[zone], start_pfn);  in free_area_init()
8315 		arch_zone_lowest_possible_pfn[zone] = start_pfn;  in free_area_init()
8318 		start_pfn = end_pfn;  in free_area_init()
8356 	for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) {  in free_area_init()
8358 			(u64)start_pfn << PAGE_SHIFT,  in free_area_init()
8360 		subsection_map_init(start_pfn, end_pfn - start_pfn);  in free_area_init()
9392 static int __alloc_contig_pages(unsigned long start_pfn,  in __alloc_contig_pages()  argument
9395 	unsigned long end_pfn = start_pfn + nr_pages;  in __alloc_contig_pages()
9397 	return alloc_contig_range(start_pfn, end_pfn, MIGRATE_MOVABLE,  in __alloc_contig_pages()
9401 static bool pfn_range_valid_contig(struct zone *z, unsigned long start_pfn,  in pfn_range_valid_contig()  argument
9404 	unsigned long i, end_pfn = start_pfn + nr_pages;  in pfn_range_valid_contig()
9407 	for (i = start_pfn; i < end_pfn; i++) {  in pfn_range_valid_contig()
9422 				unsigned long start_pfn, unsigned long nr_pages)  in zone_spans_last_pfn()  argument
9424 	unsigned long last_pfn = start_pfn + nr_pages - 1;  in zone_spans_last_pfn()
9547 void __offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn)  in __offline_isolated_pages()  argument
9549 	unsigned long pfn = start_pfn;  in __offline_isolated_pages()