1 files changed, 7 insertions, 10 deletions

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 7656642e4b8e..3526038f2836 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -182,11 +182,7 @@ static void tick_nohz_stop_idle(int cpu, ktime_t now)
 
 static ktime_t tick_nohz_start_idle(int cpu, struct tick_sched *ts)
 {
-        ktime_t now;
-
-        now = ktime_get();
-
-        update_ts_time_stats(cpu, ts, now, NULL);
+        ktime_t now = ktime_get();
 
         ts->idle_entrytime = now;
         ts->idle_active = 1;
@@ -562,20 +558,21 @@ void tick_nohz_idle_exit(void)
 
         local_irq_disable();
 
-        if (ts->idle_active || (ts->inidle && ts->tick_stopped))
+        WARN_ON_ONCE(!ts->inidle);
+
+        ts->inidle = 0;
+
+        if (ts->idle_active || ts->tick_stopped)
                 now = ktime_get();
 
         if (ts->idle_active)
                 tick_nohz_stop_idle(cpu, now);
 
-        if (!ts->inidle || !ts->tick_stopped) {
-                ts->inidle = 0;
+        if (!ts->tick_stopped) {
                 local_irq_enable();
                 return;
         }
 
-        ts->inidle = 0;
-
         /* Update jiffies first */
         select_nohz_load_balancer(0);
         tick_do_update_jiffies64(now);