[ARM] 5131/1: Annotate platform_secondary_init with trace_hardirqs_off

This patch annotates the platform_secondary_init function in
arch/arm/mach-realview/platsmp.c with trace_hardirqs_off to avoid a
warning when LOCKDEP and TRACE_IRQFLAGS are enabled.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 3e57428..8e813ed 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -74,6 +74,8 @@
 
 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