231 void __init register_page_bootmem_info_node(struct pglist_data *pgdat)  in register_page_bootmem_info_node()  argument
234 	int node = pgdat->node_id;  in register_page_bootmem_info_node()
238 	page = virt_to_page(pgdat);  in register_page_bootmem_info_node()
243 	pfn = pgdat->node_start_pfn;  in register_page_bootmem_info_node()
244 	end_pfn = pgdat_end_pfn(pgdat);  in register_page_bootmem_info_node()
441 static void update_pgdat_span(struct pglist_data *pgdat)  in update_pgdat_span()  argument
446 	for (zone = pgdat->node_zones;  in update_pgdat_span()
447 	     zone < pgdat->node_zones + MAX_NR_ZONES; zone++) {  in update_pgdat_span()
466 	pgdat->node_start_pfn = node_start_pfn;  in update_pgdat_span()
467 	pgdat->node_spanned_pages = node_end_pfn - node_start_pfn;  in update_pgdat_span()
475 	struct pglist_data *pgdat = zone->zone_pgdat;  in remove_pfn_range_from_zone()  local
503 	update_pgdat_span(pgdat);  in remove_pfn_range_from_zone()
671 static void __meminit resize_pgdat_range(struct pglist_data *pgdat, unsigned long start_pfn,  in resize_pgdat_range()  argument
674 	unsigned long old_end_pfn = pgdat_end_pfn(pgdat);  in resize_pgdat_range()
676 	if (!pgdat->node_spanned_pages || start_pfn < pgdat->node_start_pfn)  in resize_pgdat_range()
677 		pgdat->node_start_pfn = start_pfn;  in resize_pgdat_range()
679 	pgdat->node_spanned_pages = max(start_pfn + nr_pages, old_end_pfn) - pgdat->node_start_pfn;  in resize_pgdat_range()
695 	struct pglist_data *pgdat = zone->zone_pgdat;  in move_pfn_range_to_zone()  local
696 	int nid = pgdat->node_id;  in move_pfn_range_to_zone()
702 	pgdat_resize_lock(pgdat, &flags);  in move_pfn_range_to_zone()
708 	resize_pgdat_range(pgdat, start_pfn, nr_pages);  in move_pfn_range_to_zone()
709 	pgdat_resize_unlock(pgdat, &flags);  in move_pfn_range_to_zone()
731 	struct pglist_data *pgdat = NODE_DATA(nid);  in default_kernel_zone_for_pfn()  local
735 		struct zone *zone = &pgdat->node_zones[zid];  in default_kernel_zone_for_pfn()
741 	return &pgdat->node_zones[ZONE_NORMAL];  in default_kernel_zone_for_pfn()
872 static void reset_node_present_pages(pg_data_t *pgdat)  in reset_node_present_pages()  argument
876 	for (z = pgdat->node_zones; z < pgdat->node_zones + MAX_NR_ZONES; z++)  in reset_node_present_pages()
879 	pgdat->node_present_pages = 0;  in reset_node_present_pages()
885 	struct pglist_data *pgdat;  in hotadd_new_pgdat()  local
887 	pgdat = NODE_DATA(nid);  in hotadd_new_pgdat()
888 	if (!pgdat) {  in hotadd_new_pgdat()
889 		pgdat = arch_alloc_nodedata(nid);  in hotadd_new_pgdat()
890 		if (!pgdat)  in hotadd_new_pgdat()
893 		pgdat->per_cpu_nodestats =  in hotadd_new_pgdat()
895 		arch_refresh_nodedata(nid, pgdat);  in hotadd_new_pgdat()
903 		pgdat->nr_zones = 0;  in hotadd_new_pgdat()
904 		pgdat->kswapd_order = 0;  in hotadd_new_pgdat()
905 		pgdat->kswapd_highest_zoneidx = 0;  in hotadd_new_pgdat()
909 			p = per_cpu_ptr(pgdat->per_cpu_nodestats, cpu);  in hotadd_new_pgdat()
915 	pgdat->node_id = nid;  in hotadd_new_pgdat()
916 	pgdat->node_start_pfn = 0;  in hotadd_new_pgdat()
925 	build_all_zonelists(pgdat);  in hotadd_new_pgdat()
932 	reset_node_managed_pages(pgdat);  in hotadd_new_pgdat()
933 	reset_node_present_pages(pgdat);  in hotadd_new_pgdat()
935 	return pgdat;  in hotadd_new_pgdat()
940 	pg_data_t *pgdat = NODE_DATA(nid);  in rollback_node_hotadd()  local
943 	free_percpu(pgdat->per_cpu_nodestats);  in rollback_node_hotadd()
944 	arch_free_nodedata(pgdat);  in rollback_node_hotadd()
961 	pg_data_t *pgdat;  in __try_online_node()  local
967 	pgdat = hotadd_new_pgdat(nid);  in __try_online_node()
968 	if (!pgdat) {  in __try_online_node()
1380 	struct pglist_data *pgdat = zone->zone_pgdat;  in node_states_check_changes_offline()  local
1397 		present_pages += pgdat->node_zones[zt].present_pages;  in node_states_check_changes_offline()
1410 	present_pages += pgdat->node_zones[ZONE_HIGHMEM].present_pages;  in node_states_check_changes_offline()
1425 	present_pages += pgdat->node_zones[ZONE_MOVABLE].present_pages;  in node_states_check_changes_offline()
1642 static int check_cpu_on_node(pg_data_t *pgdat)  in check_cpu_on_node()  argument
1647 		if (cpu_to_node(cpu) == pgdat->node_id)  in check_cpu_on_node()
1681 	pg_data_t *pgdat = NODE_DATA(nid);  in try_offline_node()  local
1689 	if (pgdat->node_spanned_pages)  in try_offline_node()
1701 	if (check_cpu_on_node(pgdat))  in try_offline_node()