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-rw-r--r--kernel/time/tick-sched.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 7656642..3526038 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);
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