rcu/idle: Wrap cpu-idle poll mode within rcu_idle_enter/exit

[karo-tx-linux.git] / kernel / cpu / idle.c

diff --git a/kernel/cpu/idle.c b/kernel/cpu/idle.c
index 8b86c0c68edf4458e894433a45ac8d5b80f673a0..d5585f5e038ee1080f17777792a6927d5897e5ea 100644 (file)
--- a/kernel/cpu/idle.c
+++ b/kernel/cpu/idle.c
@@ -40,11 +40,13 @@ __setup("hlt", cpu_idle_nopoll_setup);
 
 static inline int cpu_idle_poll(void)
 {
+       rcu_idle_enter();
        trace_cpu_idle_rcuidle(0, smp_processor_id());
        local_irq_enable();
        while (!need_resched())
                cpu_relax();
        trace_cpu_idle_rcuidle(PWR_EVENT_EXIT, smp_processor_id());
+       rcu_idle_exit();
        return 1;
 }