227 	unsigned long i, pfn, end_pfn, nr_pages;  in register_page_bootmem_info_node()  local
231 	nr_pages = PAGE_ALIGN(sizeof(struct pglist_data)) >> PAGE_SHIFT;  in register_page_bootmem_info_node()
234 	for (i = 0; i < nr_pages; i++, page++)  in register_page_bootmem_info_node()
254 static int check_pfn_span(unsigned long pfn, unsigned long nr_pages,  in check_pfn_span()  argument
273 			|| !IS_ALIGNED(nr_pages, min_align)) {  in check_pfn_span()
275 				reason, pfn, pfn + nr_pages - 1);  in check_pfn_span()
287 int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,  in __add_pages()  argument
299 				|| vmem_altmap_offset(altmap) > nr_pages) {  in __add_pages()
306 	err = check_pfn_span(pfn, nr_pages, "add");  in __add_pages()
311 	end_sec = pfn_to_section_nr(pfn + nr_pages - 1);  in __add_pages()
315 		pfns = min(nr_pages, PAGES_PER_SECTION  in __add_pages()
321 		nr_pages -= pfns;  in __add_pages()
469 		unsigned long nr_pages)  in __remove_zone()  argument
485 	shrink_zone_span(zone, start_pfn, start_pfn + nr_pages);  in __remove_zone()
491 		unsigned long nr_pages, unsigned long map_offset,  in __remove_section()  argument
499 	__remove_zone(zone, pfn, nr_pages);  in __remove_section()
500 	sparse_remove_section(ms, pfn, nr_pages, map_offset, altmap);  in __remove_section()
516 		    unsigned long nr_pages, struct vmem_altmap *altmap)  in __remove_pages()  argument
525 	if (check_pfn_span(pfn, nr_pages, "remove"))  in __remove_pages()
529 	end_sec = pfn_to_section_nr(pfn + nr_pages - 1);  in __remove_pages()
534 		pfns = min(nr_pages, PAGES_PER_SECTION  in __remove_pages()
538 		nr_pages -= pfns;  in __remove_pages()
611 static int online_pages_range(unsigned long start_pfn, unsigned long nr_pages,  in online_pages_range()  argument
614 	const unsigned long end_pfn = start_pfn + nr_pages;  in online_pages_range()
634 	*(unsigned long *)arg += nr_pages;  in online_pages_range()
639 static void node_states_check_changes_online(unsigned long nr_pages,  in node_states_check_changes_online()  argument
671 		unsigned long nr_pages)  in resize_zone_range()  argument
678 	zone->spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - zone->zone_start_pfn;  in resize_zone_range()
682                                      unsigned long nr_pages)  in resize_pgdat_range()  argument
689 	pgdat->node_spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - pgdat->node_start_pfn;  in resize_pgdat_range()
698 		unsigned long nr_pages, struct vmem_altmap *altmap)  in move_pfn_range_to_zone()  argument
710 		init_currently_empty_zone(zone, start_pfn, nr_pages);  in move_pfn_range_to_zone()
711 	resize_zone_range(zone, start_pfn, nr_pages);  in move_pfn_range_to_zone()
713 	resize_pgdat_range(pgdat, start_pfn, nr_pages);  in move_pfn_range_to_zone()
722 	memmap_init_zone(nr_pages, nid, zone_idx(zone), start_pfn,  in move_pfn_range_to_zone()
734 		unsigned long nr_pages)  in default_kernel_zone_for_pfn()  argument
742 		if (zone_intersects(zone, start_pfn, nr_pages))  in default_kernel_zone_for_pfn()
750 		unsigned long nr_pages)  in default_zone_for_pfn()  argument
753 			nr_pages);  in default_zone_for_pfn()
755 	bool in_kernel = zone_intersects(kernel_zone, start_pfn, nr_pages);  in default_zone_for_pfn()
756 	bool in_movable = zone_intersects(movable_zone, start_pfn, nr_pages);  in default_zone_for_pfn()
774 		unsigned long nr_pages)  in zone_for_pfn_range()  argument
777 		return default_kernel_zone_for_pfn(nid, start_pfn, nr_pages);  in zone_for_pfn_range()
782 	return default_zone_for_pfn(nid, start_pfn, nr_pages);  in zone_for_pfn_range()
785 int __ref online_pages(unsigned long pfn, unsigned long nr_pages, int online_type)  in online_pages()  argument
807 	zone = zone_for_pfn_range(online_type, nid, pfn, nr_pages);  in online_pages()
808 	move_pfn_range_to_zone(zone, pfn, nr_pages, NULL);  in online_pages()
811 	arg.nr_pages = nr_pages;  in online_pages()
812 	node_states_check_changes_online(nr_pages, zone, &arg);  in online_pages()
829 	ret = walk_system_ram_range(pfn, nr_pages, &onlined_pages,  in online_pages()
868 		 (((unsigned long long) pfn + nr_pages) << PAGE_SHIFT) - 1);  in online_pages()
1187 bool is_mem_section_removable(unsigned long start_pfn, unsigned long nr_pages)  in is_mem_section_removable()  argument
1191 	end_pfn = min(start_pfn + nr_pages,  in is_mem_section_removable()
1384 offline_isolated_pages_cb(unsigned long start, unsigned long nr_pages,  in offline_isolated_pages_cb()  argument
1389 	*offlined_pages += __offline_isolated_pages(start, start + nr_pages);  in offline_isolated_pages_cb()
1397 check_pages_isolated_cb(unsigned long start_pfn, unsigned long nr_pages,  in check_pages_isolated_cb()  argument
1400 	return test_pages_isolated(start_pfn, start_pfn + nr_pages, true);  in check_pages_isolated_cb()
1415 static void node_states_check_changes_offline(unsigned long nr_pages,  in node_states_check_changes_offline()  argument
1436 	if (zone_idx(zone) <= ZONE_NORMAL && nr_pages >= present_pages)  in node_states_check_changes_offline()
1449 	if (zone_idx(zone) <= ZONE_HIGHMEM && nr_pages >= present_pages)  in node_states_check_changes_offline()
1465 	if (nr_pages >= present_pages)  in node_states_check_changes_offline()
1484 	unsigned long pfn, nr_pages;  in __offline_pages()  local
1506 	nr_pages = end_pfn - start_pfn;  in __offline_pages()
1519 	arg.nr_pages = nr_pages;  in __offline_pages()
1520 	node_states_check_changes_offline(nr_pages, zone, &arg);  in __offline_pages()
1621 int offline_pages(unsigned long start_pfn, unsigned long nr_pages)  in offline_pages()  argument
1623 	return __offline_pages(start_pfn, start_pfn + nr_pages);  in offline_pages()