Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband

[sfrench/cifs-2.6.git] / include / linux / topology.h

diff --git a/include/linux/topology.h b/include/linux/topology.h
index 315a5163d6a01a7f891251550feaf89716219803..e8eb0040ce3a241928476e46f8c1e6ed673e158f 100644 (file)
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -56,6 +56,14 @@
 #define REMOTE_DISTANCE                20
 #define node_distance(from,to) ((from) == (to) ? LOCAL_DISTANCE : REMOTE_DISTANCE)
 #endif
+#ifndef RECLAIM_DISTANCE
+/*
+ * If the distance between nodes in a system is larger than RECLAIM_DISTANCE
+ * (in whatever arch specific measurement units returned by node_distance())
+ * then switch on zone reclaim on boot.
+ */
+#define RECLAIM_DISTANCE 20
+#endif
 #ifndef PENALTY_FOR_NODE_WITH_CPUS
 #define PENALTY_FOR_NODE_WITH_CPUS     (1)
 #endif