Index: linux-2.6.20-rc5/mm/page-writeback.c
===================================================================
--- linux-2.6.20-rc5.orig/mm/page-writeback.c	2007-01-16 23:26:40.000000000 -0600
+++ linux-2.6.20-rc5/mm/page-writeback.c	2007-01-16 23:29:44.617029081 -0600
@@ -267,7 +267,12 @@ static void balance_dirty_pages(struct a
 		 * been flushed to permanent storage.
 		 */
 		if (nr_reclaimable) {
+			nodemask_t old_nodes = current->mems_allowed;
+
+			current->mems_allowed = NODEMASK_ALL;
 			writeback_inodes(&wbc);
+			current->mems_allowed = old_nodes;
+
 			get_dirty_limits(&dl, mapping,
 				&cpuset_current_mems_allowed);
 			nr_reclaimable = dl.nr_dirty + dl.nr_unstable;