From 7d6210fedfaaa4f8919597dc8e6d5dada22e1f60 Mon Sep 17 00:00:00 2001
From: Andi Kleen <ak@suse.de>
Date: Wed, 2 May 2007 19:27:21 +0200
Subject: [PATCH] --- yaml --- r: 53936 b: refs/heads/master c:
 3bea9c9793a17053e05d970e5d90d48fc9fce07d h: refs/heads/master v: v3

---
 [refs]                            | 2 +-
 trunk/arch/x86_64/mm/k8topology.c | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 13c98a418be9..854f08dbfe73 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c5bcb5635a03da3158f121ae20ccbbf72b4fc62a
+refs/heads/master: 3bea9c9793a17053e05d970e5d90d48fc9fce07d
diff --git a/trunk/arch/x86_64/mm/k8topology.c b/trunk/arch/x86_64/mm/k8topology.c
index 60e860e5ef4c..f983c75825d0 100644
--- a/trunk/arch/x86_64/mm/k8topology.c
+++ b/trunk/arch/x86_64/mm/k8topology.c
@@ -62,6 +62,8 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end)
 
 	reg = read_pci_config(0, nb, 0, 0x60); 
 	numnodes = ((reg >> 4) & 0xF) + 1;
+	if (numnodes <= 1)
+		return -1;
 
 	printk(KERN_INFO "Number of nodes %d\n", numnodes);