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-rw-r--r--arch/x86/kernel/smpboot.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 558af378a61..10873a46b29 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -244,7 +244,8 @@ static void __cpuinit smp_callin(void)
*/
pr_debug("CALLIN, before setup_local_APIC().\n");
- smp_callin_clear_local_apic();
+ if (apic->smp_callin_clear_local_apic)
+ apic->smp_callin_clear_local_apic();
setup_local_APIC();
end_local_APIC_setup();
map_cpu_to_logical_apicid();