xen: make CPU hotplug functions static
There's no need for these functions to be accessed from outside of xen/smp.c
Signed-off-by: Alex Nixon <alex.nixon@citrix.com>
Acked-by: Jeremy Fitzhardinge <jeremy@goop.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index bf51a46..d77da61 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -333,7 +333,7 @@
}
#ifdef CONFIG_HOTPLUG_CPU
-int xen_cpu_disable(void)
+static int xen_cpu_disable(void)
{
unsigned int cpu = smp_processor_id();
if (cpu == 0)
@@ -345,7 +345,7 @@
return 0;
}
-void xen_cpu_die(unsigned int cpu)
+static void xen_cpu_die(unsigned int cpu)
{
while (HYPERVISOR_vcpu_op(VCPUOP_is_up, cpu, NULL)) {
current->state = TASK_UNINTERRUPTIBLE;
@@ -362,7 +362,7 @@
alternatives_smp_switch(0);
}
-void xen_play_dead(void)
+static void xen_play_dead(void)
{
play_dead_common();
HYPERVISOR_vcpu_op(VCPUOP_down, smp_processor_id(), NULL);
@@ -370,17 +370,17 @@
}
#else /* !CONFIG_HOTPLUG_CPU */
-int xen_cpu_disable(void)
+static int xen_cpu_disable(void)
{
return -ENOSYS;
}
-void xen_cpu_die(unsigned int cpu)
+static void xen_cpu_die(unsigned int cpu)
{
BUG();
}
-void xen_play_dead(void)
+static void xen_play_dead(void)
{
BUG();
}