Merge branch 'master' into for-next

Merge with latest Linus' tree, as I have incoming patches
that fix code that is newer than current HEAD of for-next.

Conflicts:
	drivers/net/ethernet/realtek/r8169.c

1 files changed, 10 insertions, 6 deletions

diff --git a/arch/powerpc/kernel/idle.c b/arch/powerpc/kernel/idle.c
index 0a48bf5db6c..6d2209ac0c4 100644
--- a/arch/powerpc/kernel/idle.c
+++ b/arch/powerpc/kernel/idle.c
@@ -26,11 +26,11 @@
 #include <linux/sysctl.h>
 #include <linux/tick.h>
 
-#include <asm/system.h>
 #include <asm/processor.h>
 #include <asm/cputable.h>
 #include <asm/time.h>
 #include <asm/machdep.h>
+#include <asm/runlatch.h>
 #include <asm/smp.h>
 
 #ifdef CONFIG_HOTPLUG_CPU
@@ -84,7 +84,11 @@ void cpu_idle(void)
 
 				start_critical_timings();
 
-				local_irq_enable();
+				/* Some power_save functions return with
+				 * interrupts enabled, some don't.
+				 */
+				if (irqs_disabled())
+					local_irq_enable();
 				set_thread_flag(TIF_POLLING_NRFLAG);
 
 			} else {
@@ -101,11 +105,11 @@ void cpu_idle(void)
 		ppc64_runlatch_on();
 		rcu_idle_exit();
 		tick_nohz_idle_exit();
-		preempt_enable_no_resched();
-		if (cpu_should_die())
+		if (cpu_should_die()) {
+			sched_preempt_enable_no_resched();
 			cpu_die();
-		schedule();
-		preempt_disable();
+		}
+		schedule_preempt_disabled();
 	}
 }