From 8d08aed8d7714683b33666cc066e20f957dda01d Mon Sep 17 00:00:00 2001
From: Jack Steiner <steiner@sgi.com>
Date: Tue, 17 Jan 2006 15:42:46 -0600
Subject: [IA64] Zonelists for nodes without cpus

If a node runs out of memory, ensure that memory on nodes w/o cpus is used
before using memory on nodes with cpus.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/include/asm-ia64/topology.h b/include/asm-ia64/topology.h
index d8aae4d..412ef8e 100644
--- a/include/asm-ia64/topology.h
+++ b/include/asm-ia64/topology.h
@@ -18,6 +18,10 @@
 #include <asm/smp.h>
 
 #ifdef CONFIG_NUMA
+
+/* Nodes w/o CPUs are preferred for memory allocations, see build_zonelists */
+#define PENALTY_FOR_NODE_WITH_CPUS 255
+
 /*
  * Returns the number of the node containing CPU 'cpu'
  */
-- 
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