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-rw-r--r--arch/x86_64/pci/k8-bus.c29
1 files changed, 12 insertions, 17 deletions
diff --git a/arch/x86_64/pci/k8-bus.c b/arch/x86_64/pci/k8-bus.c
index 62349c78db57..d80c323669e0 100644
--- a/arch/x86_64/pci/k8-bus.c
+++ b/arch/x86_64/pci/k8-bus.c
@@ -29,7 +29,7 @@ __init static int
fill_mp_bus_to_cpumask(void)
{
struct pci_dev *nb_dev = NULL;
- int i, j, printed;
+ int i, j;
u32 ldtbus, nid;
static int lbnr[3] = {
LDT_BUS_NUMBER_REGISTER_0,
@@ -47,31 +47,26 @@ fill_mp_bus_to_cpumask(void)
* if there are no busses hanging off of the current
* ldt link then both the secondary and subordinate
* bus number fields are set to 0.
+ *
+ * RED-PEN
+ * This is slightly broken because it assumes
+ * HT node IDs == Linux node ids, which is not always
+ * true. However it is probably mostly true.
*/
if (!(SECONDARY_LDT_BUS_NUMBER(ldtbus) == 0
&& SUBORDINATE_LDT_BUS_NUMBER(ldtbus) == 0)) {
for (j = SECONDARY_LDT_BUS_NUMBER(ldtbus);
j <= SUBORDINATE_LDT_BUS_NUMBER(ldtbus);
- j++)
- pci_bus_to_cpumask[j] =
- node_to_cpumask(NODE_ID(nid));
+ j++) {
+ int node = NODE_ID(nid);
+ if (!node_online(node))
+ node = 0;
+ pci_bus_to_node[j] = node;
+ }
}
}
}
- /* quick sanity check */
- printed = 0;
- for (i = 0; i < 256; i++) {
- if (cpus_empty(pci_bus_to_cpumask[i])) {
- pci_bus_to_cpumask[i] = CPU_MASK_ALL;
- if (printed)
- continue;
- printk(KERN_ERR
- "k8-bus.c: some busses have empty cpu mask\n");
- printed = 1;
- }
- }
-
return 0;
}