natsemi: Avoid IntrStatus lossage if RX state machine resets.

[powerpc.git] / kernel / timer.c

diff --git a/kernel/timer.c b/kernel/timer.c
index 6663a87..797cccb 100644 (file)
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -862,6 +862,8 @@ int do_settimeofday(struct timespec *tv)
        clock->error = 0;
        ntp_clear();
 
+       update_vsyscall(&xtime, clock);
+
        write_sequnlock_irqrestore(&xtime_lock, flags);
 
        /* signal hrtimers about time change */
@@ -997,6 +999,9 @@ static int timekeeping_resume(struct sys_device *dev)
        write_sequnlock_irqrestore(&xtime_lock, flags);
 
        touch_softlockup_watchdog();
+
+       clockevents_notify(CLOCK_EVT_NOTIFY_RESUME, NULL);
+
        /* Resume hrtimers */
        clock_was_set();
 
@@ -1011,6 +1016,9 @@ static int timekeeping_suspend(struct sys_device *dev, pm_message_t state)
        timekeeping_suspended = 1;
        timekeeping_suspend_time = read_persistent_clock();
        write_sequnlock_irqrestore(&xtime_lock, flags);
+
+       clockevents_notify(CLOCK_EVT_NOTIFY_SUSPEND, NULL);
+
        return 0;
 }
 
@@ -1651,8 +1659,8 @@ static void __devinit migrate_timers(int cpu)
        new_base = get_cpu_var(tvec_bases);
 
        local_irq_disable();
-       spin_lock(&new_base->lock);
-       spin_lock(&old_base->lock);
+       double_spin_lock(&new_base->lock, &old_base->lock,
+                        smp_processor_id() < cpu);
 
        BUG_ON(old_base->running_timer);
 
@@ -1665,8 +1673,8 @@ static void __devinit migrate_timers(int cpu)
                migrate_timer_list(new_base, old_base->tv5.vec + i);
        }
 
-       spin_unlock(&old_base->lock);
-       spin_unlock(&new_base->lock);
+       double_spin_unlock(&new_base->lock, &old_base->lock,
+                          smp_processor_id() < cpu);
        local_irq_enable();
        put_cpu_var(tvec_bases);
 }