203 static int __init alloc_node_page_ext(int nid)  in alloc_node_page_ext()  argument
209 	nr_pages = NODE_DATA(nid)->node_spanned_pages;  in alloc_node_page_ext()
218 	if (!IS_ALIGNED(node_start_pfn(nid), MAX_ORDER_NR_PAGES) ||  in alloc_node_page_ext()
219 		!IS_ALIGNED(node_end_pfn(nid), MAX_ORDER_NR_PAGES))  in alloc_node_page_ext()
226 			MEMBLOCK_ALLOC_ACCESSIBLE, nid);  in alloc_node_page_ext()
229 	NODE_DATA(nid)->node_page_ext = base;  in alloc_node_page_ext()
237 	int nid, fail;  in page_ext_init_flatmem()  local
242 	for_each_online_node(nid)  {  in page_ext_init_flatmem()
243 		fail = alloc_node_page_ext(nid);  in page_ext_init_flatmem()
280 static void *__meminit alloc_page_ext(size_t size, int nid)  in alloc_page_ext()  argument
285 	addr = alloc_pages_exact_nid(nid, size, flags);  in alloc_page_ext()
291 	addr = vzalloc_node(size, nid);  in alloc_page_ext()
296 static int __meminit init_section_page_ext(unsigned long pfn, int nid)  in init_section_page_ext()  argument
308 	base = alloc_page_ext(table_size, nid);  in init_section_page_ext()
384 				int nid)  in online_page_ext()  argument
392 	if (nid == NUMA_NO_NODE) {  in online_page_ext()
398 		nid = pfn_to_nid(start_pfn);  in online_page_ext()
399 		VM_BUG_ON(!node_state(nid, N_ONLINE));  in online_page_ext()
403 		fail = init_section_page_ext(pfn, nid);  in online_page_ext()
415 				unsigned long nr_pages, int nid)  in offline_page_ext()  argument
476 	int nid;  in page_ext_init()  local
481 	for_each_node_state(nid, N_MEMORY) {  in page_ext_init()
484 		start_pfn = node_start_pfn(nid);  in page_ext_init()
485 		end_pfn = node_end_pfn(nid);  in page_ext_init()
502 			if (pfn_to_nid(pfn) != nid)  in page_ext_init()
504 			if (init_section_page_ext(pfn, nid))  in page_ext_init()