Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-serial

[linux-2.6] / lib / cpumask.c

diff --git a/lib/cpumask.c b/lib/cpumask.c
index 3a67dc5ada7d5b2655ae461890519e995d50d7c9..7a2a73f88d594dc73282c24e3d0304a602a10a25 100644 (file)
--- a/lib/cpumask.c
+++ b/lib/cpumask.c
@@ -43,3 +43,19 @@ int __any_online_cpu(const cpumask_t *mask)
        return cpu;
 }
 EXPORT_SYMBOL(__any_online_cpu);
+
+#if MAX_NUMNODES > 1
+/*
+ * Find the highest possible node id.
+ */
+int highest_possible_node_id(void)
+{
+       unsigned int node;
+       unsigned int highest = 0;
+
+       for_each_node_mask(node, node_possible_map)
+               highest = node;
+       return highest;
+}
+EXPORT_SYMBOL(highest_possible_node_id);
+#endif