Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[powerpc.git] / arch / arm / kernel / process.c

diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index ba29827..c0f6a11 100644 (file)
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -86,12 +86,16 @@ EXPORT_SYMBOL(pm_power_off);
  */
 void default_idle(void)
 {
-       local_irq_disable();
-       if (!need_resched() && !hlt_counter) {
-               timer_dyn_reprogram();
-               arch_idle();
+       if (hlt_counter)
+               cpu_relax();
+       else {
+               local_irq_disable();
+               if (!need_resched()) {
+                       timer_dyn_reprogram();
+                       arch_idle();
+               }
+               local_irq_enable();
        }
-       local_irq_enable();
 }
 
 /*
@@ -116,13 +120,13 @@ void cpu_idle(void)
 
                if (!idle)
                        idle = default_idle;
-               preempt_disable();
                leds_event(led_idle_start);
                while (!need_resched())
                        idle();
                leds_event(led_idle_end);
-               preempt_enable();
+               preempt_enable_no_resched();
                schedule();
+               preempt_disable();
        }
 }