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x86/PCI: default pcibus cpumask to all cpus if it lacks affinity

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The early initialization of the pci bus to node mapping leaves all busses
with a node id of -1 if it lacks memory affinity.  Thus, cpumask_of_pcibus
must return all online cpus for such busses.

Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
David Rientjes 2009-09-18 03:41:10 -07:00 committed by Jesse Barnes
parent be3652b8a2
commit 7715a1e887
1 changed files with 5 additions and 1 deletions
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6
arch/x86/include/asm/pci.h
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@ -143,7 +143,11 @@ static inline int __pcibus_to_node(const struct pci_bus *bus)
static inline const struct cpumask *
cpumask_of_pcibus(const struct pci_bus *bus)
{
return cpumask_of_node(__pcibus_to_node(bus));
int node;
node = __pcibus_to_node(bus);
return (node == -1) ? cpu_online_mask :
cpumask_of_node(node);
}
#endif