247 	unsigned long i, pfn, end_pfn, nr_pages;  in register_page_bootmem_info_node()  local
252 	nr_pages = PAGE_ALIGN(sizeof(struct pglist_data)) >> PAGE_SHIFT;  in register_page_bootmem_info_node()
255 	for (i = 0; i < nr_pages; i++, page++)  in register_page_bootmem_info_node()
261 			nr_pages = zone->wait_table_hash_nr_entries  in register_page_bootmem_info_node()
263 			nr_pages = PAGE_ALIGN(nr_pages) >> PAGE_SHIFT;  in register_page_bootmem_info_node()
266 			for (i = 0; i < nr_pages; i++, page++)  in register_page_bootmem_info_node()
446 	int nr_pages = PAGES_PER_SECTION;  in __add_zone()  local
453 	ret = ensure_zone_is_initialized(zone, phys_start_pfn, nr_pages);  in __add_zone()
458 	grow_zone_span(zone, phys_start_pfn, phys_start_pfn + nr_pages);  in __add_zone()
460 			phys_start_pfn + nr_pages);  in __add_zone()
462 	memmap_init_zone(nr_pages, nid, zone_type,  in __add_zone()
466 	for (pfn = phys_start_pfn; pfn < phys_start_pfn + nr_pages; pfn++) {  in __add_zone()
503 			unsigned long nr_pages)  in __add_pages()  argument
510 	end_sec = pfn_to_section_nr(phys_start_pfn + nr_pages - 1);  in __add_pages()
721 	int nr_pages = PAGES_PER_SECTION;  in __remove_zone()  local
728 	shrink_zone_span(zone, start_pfn, start_pfn + nr_pages);  in __remove_zone()
729 	shrink_pgdat_span(pgdat, start_pfn, start_pfn + nr_pages);  in __remove_zone()
766 		 unsigned long nr_pages)  in __remove_pages()  argument
777 	BUG_ON(nr_pages % PAGES_PER_SECTION);  in __remove_pages()
780 	size = nr_pages * PAGE_SIZE;  in __remove_pages()
792 	sections_to_remove = nr_pages / PAGES_PER_SECTION;  in __remove_pages()
866 static int online_pages_range(unsigned long start_pfn, unsigned long nr_pages,  in online_pages_range()  argument
873 		for (i = 0; i < nr_pages; i++) {  in online_pages_range()
900 static void node_states_check_changes_online(unsigned long nr_pages,  in node_states_check_changes_online()  argument
975 int __ref online_pages(unsigned long pfn, unsigned long nr_pages, int online_type)  in online_pages()  argument
999 		if (move_pfn_range_left(zone - 1, zone, pfn, pfn + nr_pages))  in online_pages()
1004 		if (move_pfn_range_right(zone, zone + 1, pfn, pfn + nr_pages))  in online_pages()
1012 	arg.nr_pages = nr_pages;  in online_pages()
1013 	node_states_check_changes_online(nr_pages, zone, &arg);  in online_pages()
1034 	ret = walk_system_ram_range(pfn, nr_pages, &onlined_pages,  in online_pages()
1042 		       (((unsigned long long) pfn + nr_pages)  in online_pages()
1187 	u64 nr_pages = size >> PAGE_SHIFT;  in check_hotplug_memory_range()  local
1191 	    (nr_pages % PAGES_PER_SECTION) || (!nr_pages)) {  in check_hotplug_memory_range()
1357 int is_mem_section_removable(unsigned long start_pfn, unsigned long nr_pages)  in is_mem_section_removable()  argument
1360 	struct page *end_page = page + nr_pages;  in is_mem_section_removable()
1514 offline_isolated_pages_cb(unsigned long start, unsigned long nr_pages,  in offline_isolated_pages_cb()  argument
1517 	__offline_isolated_pages(start, start + nr_pages);  in offline_isolated_pages_cb()
1532 check_pages_isolated_cb(unsigned long start_pfn, unsigned long nr_pages,  in check_pages_isolated_cb()  argument
1537 	ret = test_pages_isolated(start_pfn, start_pfn + nr_pages, true);  in check_pages_isolated_cb()
1538 	offlined = nr_pages;  in check_pages_isolated_cb()
1562 static bool can_offline_normal(struct zone *zone, unsigned long nr_pages)  in can_offline_normal()  argument
1568 static bool can_offline_normal(struct zone *zone, unsigned long nr_pages)  in can_offline_normal()  argument
1577 	if (present_pages > nr_pages)  in can_offline_normal()
1624 static void node_states_check_changes_offline(unsigned long nr_pages,  in node_states_check_changes_offline()  argument
1652 	if (zone_idx(zone) <= zone_last && nr_pages >= present_pages)  in node_states_check_changes_offline()
1673 	if (zone_idx(zone) <= zone_last && nr_pages >= present_pages)  in node_states_check_changes_offline()
1694 	if (nr_pages >= present_pages)  in node_states_check_changes_offline()
1717 	unsigned long pfn, nr_pages, expire;  in __offline_pages()  local
1736 	nr_pages = end_pfn - start_pfn;  in __offline_pages()
1738 	if (zone_idx(zone) <= ZONE_NORMAL && !can_offline_normal(zone, nr_pages))  in __offline_pages()
1748 	arg.nr_pages = nr_pages;  in __offline_pages()
1749 	node_states_check_changes_offline(nr_pages, zone, &arg);  in __offline_pages()
1851 int offline_pages(unsigned long start_pfn, unsigned long nr_pages)  in offline_pages()  argument
1853 	return __offline_pages(start_pfn, start_pfn + nr_pages, 120 * HZ);  in offline_pages()