diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 3e57428affee..8e813ed57519 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -74,6 +74,8 @@ static DEFINE_SPINLOCK(boot_lock);
 
 void __cpuinit platform_secondary_init(unsigned int cpu)
 {
+	trace_hardirqs_off();
+
 	/*
 	 * the primary core may have used a "cross call" soft interrupt
 	 * to get this processor out of WFI in the BootMonitor - make