diff --git a/[refs] b/[refs]
index 91a8e600181f..b80a8c979aba 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2d3fbbb391e280724f7f7804ab00ff61cf1b6a4c
+refs/heads/master: a12bb44471b819c7f33d8a83044e7116c124e3d5
diff --git a/trunk/kernel/stop_machine.c b/trunk/kernel/stop_machine.c
index daabb74ee0bc..fcee2a8e6da3 100644
--- a/trunk/kernel/stop_machine.c
+++ b/trunk/kernel/stop_machine.c
@@ -8,6 +8,8 @@
 #include <linux/sched.h>
 #include <linux/stop_machine.h>
 #include <linux/syscalls.h>
+#include <linux/interrupt.h>
+
 #include <asm/atomic.h>
 #include <asm/semaphore.h>
 #include <asm/uaccess.h>
@@ -45,6 +47,7 @@ static int stopmachine(void *cpu)
 		if (stopmachine_state == STOPMACHINE_DISABLE_IRQ 
 		    && !irqs_disabled) {
 			local_irq_disable();
+			hard_irq_disable();
 			irqs_disabled = 1;
 			/* Ack: irqs disabled. */
 			smp_mb(); /* Must read state first. */
@@ -124,6 +127,7 @@ static int stop_machine(void)
 
 	/* Make them disable irqs. */
 	local_irq_disable();
+	hard_irq_disable();
 	stopmachine_set_state(STOPMACHINE_DISABLE_IRQ);
 
 	return 0;