X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=kernel%2Ftime%2Ftick-sched.c;h=b854a895591efe4f1d40f522d079fe1de0cf256e;hb=ad2a3f13b7258a5daaaeb8cff9f835aac468b71d;hp=69dba0c71727b70828fbd9b3122392feba4c2f3c;hpb=dd32f7effdd2f3f348ef91ca1649d78a0ab2b103;p=linux-2.6

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 69dba0c717..b854a89559 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -191,7 +191,6 @@ u64 get_cpu_idle_time_us(int cpu, u64 *last_update_time)
 void tick_nohz_stop_sched_tick(void)
 {
 	unsigned long seq, last_jiffies, next_jiffies, delta_jiffies, flags;
-	unsigned long rt_jiffies;
 	struct tick_sched *ts;
 	ktime_t last_update, expires, now;
 	struct clock_event_device *dev = __get_cpu_var(tick_cpu_device).evtdev;
@@ -243,10 +242,6 @@ void tick_nohz_stop_sched_tick(void)
 	next_jiffies = get_next_timer_interrupt(last_jiffies);
 	delta_jiffies = next_jiffies - last_jiffies;
 
-	rt_jiffies = rt_needs_cpu(cpu);
-	if (rt_jiffies && rt_jiffies < delta_jiffies)
-		delta_jiffies = rt_jiffies;
-
 	if (rcu_needs_cpu(cpu))
 		delta_jiffies = 1;
 	/*
@@ -398,6 +393,7 @@ void tick_nohz_restart_sched_tick(void)
 		sub_preempt_count(HARDIRQ_OFFSET);
 	}
 
+	touch_softlockup_watchdog();
 	/*
 	 * Cancel the scheduled timer and restore the tick
 	 */