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-rw-r--r--arch/x86/kernel/vsmp_64.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c
index 13bd82453e4..1e9a791dbe3 100644
--- a/arch/x86/kernel/vsmp_64.c
+++ b/arch/x86/kernel/vsmp_64.c
@@ -120,10 +120,8 @@ int is_vsmp_box(void)
return vsmp;
/* Check if we are running on a ScaleMP vSMP box */
- if ((read_pci_config_16(0, 0x1f, 0, PCI_VENDOR_ID) ==
- PCI_VENDOR_ID_SCALEMP) &&
- (read_pci_config_16(0, 0x1f, 0, PCI_DEVICE_ID) ==
- PCI_DEVICE_ID_SCALEMP_VSMP_CTL))
+ if (read_pci_config(0, 0x1f, 0, PCI_VENDOR_ID) ==
+ (PCI_VENDOR_ID_SCALEMP | (PCI_DEVICE_ID_SCALEMP_VSMP_CTL << 16)))
vsmp = 1;
return vsmp;