diff options
| -rw-r--r-- | arch/ppc64/kernel/sysfs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/ppc64/kernel/sysfs.c b/arch/ppc64/kernel/sysfs.c index c8fa6569b2f..2f704a2cafb 100644 --- a/arch/ppc64/kernel/sysfs.c +++ b/arch/ppc64/kernel/sysfs.c @@ -400,7 +400,12 @@ static int __init topology_init(void) struct cpu *c = &per_cpu(cpu_devices, cpu); #ifdef CONFIG_NUMA - parent = &node_devices[cpu_to_node(cpu)]; + /* The node to which a cpu belongs can't be known + * until the cpu is made present. + */ + parent = NULL; + if (cpu_present(cpu)) + parent = &node_devices[cpu_to_node(cpu)]; #endif /* * For now, we just see if the system supports making |