This is done by introducing the empty smp_callin_clear_local_apic()
and map_cpu_to_logical_apicid()

Signed-off-by: Glauber Costa <gcosta@redhat.com>
---
 arch/x86/kernel/smpboot_64.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index 4f6d976..b6a5da5 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -106,6 +106,8 @@ static inline void wait_for_init_deassert(atomic_t *deassert)
 		cpu_relax();
 	return;
 }
+#define smp_callin_clear_local_apic() do {} while (0)
+#define map_cpu_to_logical_apicid() do {} while (0)
 
 static atomic_t init_deasserted __cpuinitdata;
 
@@ -171,8 +173,10 @@ void __cpuinit smp_callin(void)
 	 */
 
 	Dprintk("CALLIN, before setup_local_APIC().\n");
+	smp_callin_clear_local_apic();
 	setup_local_APIC();
 	end_local_APIC_setup();
+	map_cpu_to_logical_apicid();
 
 	/*
 	 * Get our bogomips.
-- 
1.5.0.6