1 files changed, 15 insertions, 7 deletions

diff --git a/kernel/timer.c b/kernel/timer.c
index ee305c8d4e18..d61d16da0b64 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -577,6 +577,19 @@ static void __init_timer(struct timer_list *timer,
         lockdep_init_map(&timer->lockdep_map, name, key, 0);
 }
 
+void setup_deferrable_timer_on_stack_key(struct timer_list *timer,
+                                         const char *name,
+                                         struct lock_class_key *key,
+                                         void (*function)(unsigned long),
+                                         unsigned long data)
+{
+        timer->function = function;
+        timer->data = data;
+        init_timer_on_stack_key(timer, name, key);
+        timer_set_deferrable(timer);
+}
+EXPORT_SYMBOL_GPL(setup_deferrable_timer_on_stack_key);
+
 /**
  * init_timer_key - initialize a timer
  * @timer: the timer to be initialized
@@ -679,12 +692,8 @@ __mod_timer(struct timer_list *timer, unsigned long expires,
         cpu = smp_processor_id();
 
 #if defined(CONFIG_NO_HZ) && defined(CONFIG_SMP)
-        if (!pinned && get_sysctl_timer_migration() && idle_cpu(cpu)) {
-                int preferred_cpu = get_nohz_load_balancer();
-
-                if (preferred_cpu >= 0)
-                        cpu = preferred_cpu;
-        }
+        if (!pinned && get_sysctl_timer_migration() && idle_cpu(cpu))
+                cpu = get_nohz_timer_target();
 #endif
         new_base = per_cpu(tvec_bases, cpu);
 
@@ -1289,7 +1298,6 @@ void run_local_timers(void)
 {
         hrtimer_run_queues();
         raise_softirq(TIMER_SOFTIRQ);
-        softlockup_tick();
 }
 
 /*