785 	int ret;  in online_pages()  local
803 	ret = memory_notify(MEM_GOING_ONLINE, &arg);  in online_pages()
804 	ret = notifier_to_errno(ret);  in online_pages()
805 	if (ret)  in online_pages()
867 	return ret;  in online_pages()
961 	int ret = 1;  in __try_online_node()  local
969 		ret = -ENOMEM;  in __try_online_node()
975 		ret = register_one_node(nid);  in __try_online_node()
976 		BUG_ON(ret);  in __try_online_node()
979 	return ret;  in __try_online_node()
987 	int ret;  in try_online_node()  local
990 	ret =  __try_online_node(nid, true);  in try_online_node()
992 	return ret;  in try_online_node()
1025 	int ret;  in add_memory_resource()  local
1030 	ret = check_hotplug_memory_range(start, size);  in add_memory_resource()
1031 	if (ret)  in add_memory_resource()
1032 		return ret;  in add_memory_resource()
1044 	ret = __try_online_node(nid, false);  in add_memory_resource()
1045 	if (ret < 0)  in add_memory_resource()
1047 	new_node = ret;  in add_memory_resource()
1050 	ret = arch_add_memory(nid, start, size, &params);  in add_memory_resource()
1051 	if (ret < 0)  in add_memory_resource()
1055 	ret = create_memory_block_devices(start, size);  in add_memory_resource()
1056 	if (ret) {  in add_memory_resource()
1068 		ret = __register_one_node(nid);  in add_memory_resource()
1069 		BUG_ON(ret);  in add_memory_resource()
1094 	return ret;  in add_memory_resource()
1102 	return ret;  in add_memory_resource()
1109 	int ret;  in __add_memory()  local
1115 	ret = add_memory_resource(nid, res, mhp_flags);  in __add_memory()
1116 	if (ret < 0)  in __add_memory()
1118 	return ret;  in __add_memory()
1137 	int ret;  in add_memory_subsection()  local
1157 	ret = arch_add_memory(nid, start, size, &params);  in add_memory_subsection()
1158 	if (ret) {  in add_memory_subsection()
1165 	return ret;  in add_memory_subsection()
1174 	return ret;  in add_memory_subsection()
1324 	int ret = 0;  in do_migrate_range()  local
1364 			ret = isolate_lru_page(page);  in do_migrate_range()
1366 			ret = isolate_movable_page(page, ISOLATE_UNEVICTABLE);  in do_migrate_range()
1367 		if (!ret) { /* Success */  in do_migrate_range()
1402 		ret = migrate_pages(&source, alloc_migration_target, NULL,  in do_migrate_range()
1404 		if (ret) {  in do_migrate_range()
1408 						page_to_pfn(page), ret);  in do_migrate_range()
1416 	return ret;  in do_migrate_range()
1509 	int ret, node;  in offline_pages()  local
1530 		ret = -EINVAL;  in offline_pages()
1539 		ret = -EINVAL;  in offline_pages()
1547 	ret = start_isolate_page_range(start_pfn, end_pfn,  in offline_pages()
1550 	if (ret) {  in offline_pages()
1561 	ret = memory_notify(MEM_GOING_OFFLINE, &arg);  in offline_pages()
1562 	ret = notifier_to_errno(ret);  in offline_pages()
1563 	if (ret) {  in offline_pages()
1572 				ret = -EINTR;  in offline_pages()
1579 			ret = scan_movable_pages(pfn, end_pfn, &pfn);  in offline_pages()
1580 			if (!ret) {  in offline_pages()
1587 		} while (!ret);  in offline_pages()
1589 		if (ret != -ENOENT) {  in offline_pages()
1599 		ret = dissolve_free_huge_pages(start_pfn, end_pfn);  in offline_pages()
1600 		if (ret) {  in offline_pages()
1616 		ret = test_pages_isolated(start_pfn, end_pfn, MEMORY_OFFLINE, NULL);  in offline_pages()
1617 		if (ret)  in offline_pages()
1619 	} while (ret);  in offline_pages()
1676 	return ret;  in offline_pages()
1681 	int ret = !is_memblock_offlined(mem);  in check_memblock_offlined_cb()  local
1683 	if (unlikely(ret)) {  in check_memblock_offlined_cb()