1 files changed, 3 insertions, 0 deletions

diff --git a/arch/m32r/kernel/process.c b/arch/m32r/kernel/process.c
index 3a4a32b27208..384e63f3a4c4 100644
--- a/arch/m32r/kernel/process.c
+++ b/arch/m32r/kernel/process.c
@@ -26,6 +26,7 @@
 #include <linux/ptrace.h>
 #include <linux/unistd.h>
 #include <linux/hardirq.h>
+#include <linux/rcupdate.h>
 
 #include <asm/io.h>
 #include <asm/uaccess.h>
@@ -82,6 +83,7 @@ void cpu_idle (void)
 {
         /* endless idle loop with no priority at all */
         while (1) {
+                rcu_idle_enter();
                 while (!need_resched()) {
                         void (*idle)(void) = pm_idle;
 
@@ -90,6 +92,7 @@ void cpu_idle (void)
 
                         idle();
                 }
+                rcu_idle_exit();
                 schedule_preempt_disabled();
         }
 }