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authorBorislav Petkov <borislav.petkov@amd.com>2010-04-24 09:56:53 +0200
committerH. Peter Anvin <hpa@zytor.com>2010-05-03 14:34:24 -0700
commitd88d95eb1c2a72b6126a550debe0883ff723a948 (patch)
treecaec2837084a3ea0cdac94438a7dbd01aa12afb0
parent59d3b388741cf1a5eb7ad27fd4e9ed72643164ae (diff)
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x86, k8: Fix build error when K8_NB is disabled
K8_NB depends on PCI and when the last is disabled (allnoconfig) we fail at the final linking stage due to missing exported num_k8_northbridges. Add a header stub for that. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> LKML-Reference: <20100503183036.GJ26107@aftab> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
-rw-r--r--arch/x86/include/asm/k8.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/k8.h b/arch/x86/include/asm/k8.h
index f70e60071fe8..af00bd1d2089 100644
--- a/arch/x86/include/asm/k8.h
+++ b/arch/x86/include/asm/k8.h
@@ -16,11 +16,16 @@ extern int k8_numa_init(unsigned long start_pfn, unsigned long end_pfn);
extern int k8_scan_nodes(void);
#ifdef CONFIG_K8_NB
+extern int num_k8_northbridges;
+
static inline struct pci_dev *node_to_k8_nb_misc(int node)
{
return (node < num_k8_northbridges) ? k8_northbridges[node] : NULL;
}
+
#else
+#define num_k8_northbridges 0
+
static inline struct pci_dev *node_to_k8_nb_misc(int node)
{
return NULL;