225 void __init register_page_bootmem_info_node(struct pglist_data *pgdat)  in register_page_bootmem_info_node()  argument
228 	int node = pgdat->node_id;  in register_page_bootmem_info_node()
232 	page = virt_to_page(pgdat);  in register_page_bootmem_info_node()
237 	pfn = pgdat->node_start_pfn;  in register_page_bootmem_info_node()
238 	end_pfn = pgdat_end_pfn(pgdat);  in register_page_bootmem_info_node()
439 static void update_pgdat_span(struct pglist_data *pgdat)  in update_pgdat_span()  argument
444 	for (zone = pgdat->node_zones;  in update_pgdat_span()
445 	     zone < pgdat->node_zones + MAX_NR_ZONES; zone++) {  in update_pgdat_span()
464 	pgdat->node_start_pfn = node_start_pfn;  in update_pgdat_span()
465 	pgdat->node_spanned_pages = node_end_pfn - node_start_pfn;  in update_pgdat_span()
472 	struct pglist_data *pgdat = zone->zone_pgdat;  in remove_pfn_range_from_zone()  local
489 	update_pgdat_span(pgdat);  in remove_pfn_range_from_zone()
686 static void __meminit resize_pgdat_range(struct pglist_data *pgdat, unsigned long start_pfn,  in resize_pgdat_range()  argument
689 	unsigned long old_end_pfn = pgdat_end_pfn(pgdat);  in resize_pgdat_range()
691 	if (!pgdat->node_spanned_pages || start_pfn < pgdat->node_start_pfn)  in resize_pgdat_range()
692 		pgdat->node_start_pfn = start_pfn;  in resize_pgdat_range()
694 	pgdat->node_spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - pgdat->node_start_pfn;  in resize_pgdat_range()
705 	struct pglist_data *pgdat = zone->zone_pgdat;  in move_pfn_range_to_zone()  local
706 	int nid = pgdat->node_id;  in move_pfn_range_to_zone()
712 	pgdat_resize_lock(pgdat, &flags);  in move_pfn_range_to_zone()
718 	resize_pgdat_range(pgdat, start_pfn, nr_pages);  in move_pfn_range_to_zone()
719 	pgdat_resize_unlock(pgdat, &flags);  in move_pfn_range_to_zone()
741 	struct pglist_data *pgdat = NODE_DATA(nid);  in default_kernel_zone_for_pfn()  local
745 		struct zone *zone = &pgdat->node_zones[zid];  in default_kernel_zone_for_pfn()
751 	return &pgdat->node_zones[ZONE_NORMAL];  in default_kernel_zone_for_pfn()
881 static void reset_node_present_pages(pg_data_t *pgdat)  in reset_node_present_pages()  argument
885 	for (z = pgdat->node_zones; z < pgdat->node_zones + MAX_NR_ZONES; z++)  in reset_node_present_pages()
888 	pgdat->node_present_pages = 0;  in reset_node_present_pages()
894 	struct pglist_data *pgdat;  in hotadd_new_pgdat()  local
897 	pgdat = NODE_DATA(nid);  in hotadd_new_pgdat()
898 	if (!pgdat) {  in hotadd_new_pgdat()
899 		pgdat = arch_alloc_nodedata(nid);  in hotadd_new_pgdat()
900 		if (!pgdat)  in hotadd_new_pgdat()
903 		pgdat->per_cpu_nodestats =  in hotadd_new_pgdat()
905 		arch_refresh_nodedata(nid, pgdat);  in hotadd_new_pgdat()
913 		pgdat->nr_zones = 0;  in hotadd_new_pgdat()
914 		pgdat->kswapd_order = 0;  in hotadd_new_pgdat()
915 		pgdat->kswapd_classzone_idx = 0;  in hotadd_new_pgdat()
919 			p = per_cpu_ptr(pgdat->per_cpu_nodestats, cpu);  in hotadd_new_pgdat()
926 	pgdat->node_id = nid;  in hotadd_new_pgdat()
927 	pgdat->node_start_pfn = start_pfn;  in hotadd_new_pgdat()
936 	build_all_zonelists(pgdat);  in hotadd_new_pgdat()
943 	reset_node_managed_pages(pgdat);  in hotadd_new_pgdat()
944 	reset_node_present_pages(pgdat);  in hotadd_new_pgdat()
946 	return pgdat;  in hotadd_new_pgdat()
951 	pg_data_t *pgdat = NODE_DATA(nid);  in rollback_node_hotadd()  local
954 	free_percpu(pgdat->per_cpu_nodestats);  in rollback_node_hotadd()
955 	arch_free_nodedata(pgdat);  in rollback_node_hotadd()
973 	pg_data_t *pgdat;  in __try_online_node()  local
979 	pgdat = hotadd_new_pgdat(nid, start);  in __try_online_node()
980 	if (!pgdat) {  in __try_online_node()
1425 	struct pglist_data *pgdat = zone->zone_pgdat;  in node_states_check_changes_offline()  local
1442 		present_pages += pgdat->node_zones[zt].present_pages;  in node_states_check_changes_offline()
1455 	present_pages += pgdat->node_zones[ZONE_HIGHMEM].present_pages;  in node_states_check_changes_offline()
1470 	present_pages += pgdat->node_zones[ZONE_MOVABLE].present_pages;  in node_states_check_changes_offline()
1665 static int check_cpu_on_node(pg_data_t *pgdat)  in check_cpu_on_node()  argument
1670 		if (cpu_to_node(cpu) == pgdat->node_id)  in check_cpu_on_node()
1704 	pg_data_t *pgdat = NODE_DATA(nid);  in try_offline_node()  local
1712 	if (pgdat->node_spanned_pages)  in try_offline_node()
1724 	if (check_cpu_on_node(pgdat))  in try_offline_node()