[IA64] Export node_online_map and node_possible_map

Export node_online_map and node_possible_map so that kernel modules can use
the nodemask macros, like, for_each_node() and for_each_online_node().
Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

mm/page_alloc.c

@@ -43,7 +43,9 @@
  * initializer cleaner
  */
 nodemask_t node_online_map = { { [0] = 1UL } };
+EXPORT_SYMBOL(node_online_map);
 nodemask_t node_possible_map = NODE_MASK_ALL;
+EXPORT_SYMBOL(node_possible_map);
 struct pglist_data *pgdat_list;
 unsigned long totalram_pages;
 unsigned long totalhigh_pages;