120 static int __init alloc_node_page_ext(int nid)  in alloc_node_page_ext()  argument
126 	nr_pages = NODE_DATA(nid)->node_spanned_pages;  in alloc_node_page_ext()
135 	if (!IS_ALIGNED(node_start_pfn(nid), MAX_ORDER_NR_PAGES) ||  in alloc_node_page_ext()
136 		!IS_ALIGNED(node_end_pfn(nid), MAX_ORDER_NR_PAGES))  in alloc_node_page_ext()
143 			BOOTMEM_ALLOC_ACCESSIBLE, nid);  in alloc_node_page_ext()
146 	NODE_DATA(nid)->node_page_ext = base;  in alloc_node_page_ext()
154 	int nid, fail;  in page_ext_init_flatmem()  local
159 	for_each_online_node(nid)  {  in page_ext_init_flatmem()
160 		fail = alloc_node_page_ext(nid);  in page_ext_init_flatmem()
192 static void *__meminit alloc_page_ext(size_t size, int nid)  in alloc_page_ext()  argument
197 	addr = alloc_pages_exact_nid(nid, size, flags);  in alloc_page_ext()
203 	if (node_state(nid, N_HIGH_MEMORY))  in alloc_page_ext()
204 		addr = vzalloc_node(size, nid);  in alloc_page_ext()
211 static int __meminit init_section_page_ext(unsigned long pfn, int nid)  in init_section_page_ext()  argument
223 	base = alloc_page_ext(table_size, nid);  in init_section_page_ext()
277 				int nid)  in online_page_ext()  argument
285 	if (nid == -1) {  in online_page_ext()
291 		nid = pfn_to_nid(start_pfn);  in online_page_ext()
292 		VM_BUG_ON(!node_state(nid, N_ONLINE));  in online_page_ext()
298 		fail = init_section_page_ext(pfn, nid);  in online_page_ext()
311 				unsigned long nr_pages, int nid)  in offline_page_ext()  argument
358 	int nid;  in page_ext_init()  local
363 	for_each_node_state(nid, N_MEMORY) {  in page_ext_init()
366 		start_pfn = node_start_pfn(nid);  in page_ext_init()
367 		end_pfn = node_end_pfn(nid);  in page_ext_init()
384 			if (pfn_to_nid(pfn) != nid)  in page_ext_init()
386 			if (init_section_page_ext(pfn, nid))  in page_ext_init()