diff options
Diffstat (limited to 'arch/powerpc/kernel/idle.c')
| -rw-r--r-- | arch/powerpc/kernel/idle.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/idle.c b/arch/powerpc/kernel/idle.c index 0a48bf5db6c8..6d2209ac0c44 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(); } } |