Commit ade029e2 authored by Borislav Petkov's avatar Borislav Petkov Committed by H. Peter Anvin
Browse files

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: default avatarBorislav Petkov <borislav.petkov@amd.com>
LKML-Reference: <20100503183036.GJ26107@aftab>
Signed-off-by: default avatarH. Peter Anvin <hpa@zytor.com>
Cc: <stable@kernel.org>
parent f0148711
......@@ -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;
......
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