1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 8db17b7622ec..295666cb5b86 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -273,9 +273,11 @@ extern int runqueue_is_locked(int cpu);
 
 #if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
 extern void select_nohz_load_balancer(int stop_tick);
+extern void set_cpu_sd_state_idle(void);
 extern int get_nohz_timer_target(void);
 #else
 static inline void select_nohz_load_balancer(int stop_tick) { }
+static inline void set_cpu_sd_state_idle(void);
 #endif
 
 /*
@@ -901,6 +903,10 @@ struct sched_group_power {
          * single CPU.
          */
         unsigned int power, power_orig;
+        /*
+         * Number of busy cpus in this group.
+         */
+        atomic_t nr_busy_cpus;
 };
 
 struct sched_group {