1 files changed, 3 insertions, 0 deletions

diff --git a/arch/x86_64/mm/k8topology.c b/arch/x86_64/mm/k8topology.c
index 7c45c2d2b8b2..5cf594f9230d 100644
--- a/arch/x86_64/mm/k8topology.c
+++ b/arch/x86_64/mm/k8topology.c
@@ -54,6 +54,9 @@ int __init k8_scan_nodes(unsigned long start, unsigned long end)
 
         nodes_clear(nodes_parsed);
 
+        if (!early_pci_allowed())
+                return -1;
+
         nb = find_northbridge(); 
         if (nb < 0) 
                 return nb;