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-rw-r--r--arch/x86_64/mm/k8topology.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86_64/mm/k8topology.c b/arch/x86_64/mm/k8topology.c
index 7c45c2d..5cf594f 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;
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