x86-64: add two __cpuinit annotations

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index e8045c4..5cde4b1 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -845,7 +845,7 @@
 
 char boot_cpu_stack[IRQSTACKSIZE] __page_aligned_bss;
 
-void pda_init(int cpu)
+void __cpuinit pda_init(int cpu)
 {
 	struct x8664_pda *pda = cpu_pda(cpu);