1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index 9b4cacdfd74f..8b0fad47a5d2 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -738,6 +738,7 @@ void __cpuinit setup_local_APIC(void)
         unsigned int value;
         int i, j;
 
+        preempt_disable();
         value = apic_read(APIC_LVR);
 
         BUILD_BUG_ON((SPURIOUS_APIC_VECTOR & 0x0f) != 0x0f);
@@ -831,6 +832,7 @@ void __cpuinit setup_local_APIC(void)
         else
                 value = APIC_DM_NMI | APIC_LVT_MASKED;
         apic_write(APIC_LVT1, value);
+        preempt_enable();
 }
 
 void __cpuinit lapic_setup_esr(void)