1 files changed, 8 insertions, 2 deletions

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index 18e8cf3581f..64e926c89a6 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -122,7 +122,7 @@ void cpu_idle(void)
 
         /* endless idle loop with no priority at all */
         while (1) {
-                tick_nohz_idle_enter_norcu();
+                tick_nohz_idle_enter();
                 while (!need_resched()) {
 
                         rmb();
@@ -139,8 +139,14 @@ void cpu_idle(void)
                         enter_idle();
                         /* Don't trace irqs off for idle */
                         stop_critical_timings();
+
+                        /* enter_idle() needs rcu for notifiers */
+                        rcu_idle_enter();
+
                         if (cpuidle_idle_call())
                                 pm_idle();
+
+                        rcu_idle_exit();
                         start_critical_timings();
 
                         /* In many cases the interrupt that ended idle
@@ -149,7 +155,7 @@ void cpu_idle(void)
                         __exit_idle();
                 }
 
-                tick_nohz_idle_exit_norcu();
+                tick_nohz_idle_exit();
                 preempt_enable_no_resched();
                 schedule();
                 preempt_disable();