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-rw-r--r--arch/ia64/kernel/topology.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c
index abb17a613b17..26228e2d01ae 100644
--- a/arch/ia64/kernel/topology.c
+++ b/arch/ia64/kernel/topology.c
@@ -36,9 +36,11 @@ void arch_fix_phys_package_id(int num, u32 slot)
}
EXPORT_SYMBOL_GPL(arch_fix_phys_package_id);
-int arch_register_cpu(int num)
+
+#ifdef CONFIG_HOTPLUG_CPU
+int __ref arch_register_cpu(int num)
{
-#if defined (CONFIG_ACPI) && defined (CONFIG_HOTPLUG_CPU)
+#ifdef CONFIG_ACPI
/*
* If CPEI can be re-targetted or if this is not
* CPEI target, then it is hotpluggable
@@ -47,19 +49,21 @@ int arch_register_cpu(int num)
sysfs_cpus[num].cpu.hotpluggable = 1;
map_cpu_to_node(num, node_cpuid[num].nid);
#endif
-
return register_cpu(&sysfs_cpus[num].cpu, num);
}
-
-#ifdef CONFIG_HOTPLUG_CPU
+EXPORT_SYMBOL(arch_register_cpu);
void arch_unregister_cpu(int num)
{
unregister_cpu(&sysfs_cpus[num].cpu);
unmap_cpu_from_node(num, cpu_to_node(num));
}
-EXPORT_SYMBOL(arch_register_cpu);
EXPORT_SYMBOL(arch_unregister_cpu);
+#else
+static int __init arch_register_cpu(int num)
+{
+ return register_cpu(&sysfs_cpus[num].cpu, num);
+}
#endif /*CONFIG_HOTPLUG_CPU*/