diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index c7ef3e4..994612b 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -469,7 +469,7 @@
 		seq_printf(m, " interleave={");
 		first = 1;
 		for_each_node(n) {
-			if (test_bit(n, pol->v.nodes)) {
+			if (node_isset(n, pol->v.nodes)) {
 				if (!first)
 					seq_putc(m,',');
 				else