1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 100a30c40044..29ef99001e05 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -51,7 +51,7 @@ int disable_apic_timer __initdata;
 static cpumask_t timer_interrupt_broadcast_ipi_mask;
 
 /* Using APIC to generate smp_local_timer_interrupt? */
-int using_apic_timer = 0;
+int using_apic_timer __read_mostly = 0;
 
 static void apic_pm_activate(void);