Merge branch 'timers/range-hrtimers' into v28-range-hrtimers-for-linus-v2

[linux-2.6-omap-h63xx.git] / kernel / time / tick-sched.c

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 727c1ae0517ae68f02b6ba6fa0830b45a6213aab..5bbb1044f8473ff98bd3fdfe2c93a1c0798ed8e7 100644 (file)
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -300,7 +300,7 @@ void tick_nohz_stop_sched_tick(int inidle)
                                goto out;
                        }
 
-                       ts->idle_tick = ts->sched_timer.expires;
+                       ts->idle_tick = hrtimer_get_expires(&ts->sched_timer);
                        ts->tick_stopped = 1;
                        ts->idle_jiffies = last_jiffies;
                        rcu_enter_nohz();
@@ -380,21 +380,21 @@ ktime_t tick_nohz_get_sleep_length(void)
 static void tick_nohz_restart(struct tick_sched *ts, ktime_t now)
 {
        hrtimer_cancel(&ts->sched_timer);
-       ts->sched_timer.expires = ts->idle_tick;
+       hrtimer_set_expires(&ts->sched_timer, ts->idle_tick);
 
        while (1) {
                /* Forward the time to expire in the future */
                hrtimer_forward(&ts->sched_timer, now, tick_period);
 
                if (ts->nohz_mode == NOHZ_MODE_HIGHRES) {
-                       hrtimer_start(&ts->sched_timer,
-                                     ts->sched_timer.expires,
+                       hrtimer_start_expires(&ts->sched_timer,
                                      HRTIMER_MODE_ABS);
                        /* Check, if the timer was already in the past */
                        if (hrtimer_active(&ts->sched_timer))
                                break;
                } else {
-                       if (!tick_program_event(ts->sched_timer.expires, 0))
+                       if (!tick_program_event(
+                               hrtimer_get_expires(&ts->sched_timer), 0))
                                break;
                }
                /* Update jiffies and reread time */
@@ -456,14 +456,16 @@ void tick_nohz_restart_sched_tick(void)
         */
        ts->tick_stopped  = 0;
        ts->idle_exittime = now;
+
        tick_nohz_restart(ts, now);
+
        local_irq_enable();
 }
 
 static int tick_nohz_reprogram(struct tick_sched *ts, ktime_t now)
 {
        hrtimer_forward(&ts->sched_timer, now, tick_period);
-       return tick_program_event(ts->sched_timer.expires, 0);
+       return tick_program_event(hrtimer_get_expires(&ts->sched_timer), 0);
 }
 
 /*
@@ -542,7 +544,7 @@ static void tick_nohz_switch_to_nohz(void)
        next = tick_init_jiffy_update();
 
        for (;;) {
-               ts->sched_timer.expires = next;
+               hrtimer_set_expires(&ts->sched_timer, next);
                if (!tick_program_event(next, 0))
                        break;
                next = ktime_add(next, tick_period);
@@ -577,7 +579,7 @@ static void tick_nohz_kick_tick(int cpu)
         * already reached or less/equal than the tick period.
         */
        now = ktime_get();
-       delta = ktime_sub(ts->sched_timer.expires, now);
+       delta = ktime_sub(hrtimer_get_expires(&ts->sched_timer), now);
        if (delta.tv64 <= tick_period.tv64)
                return;
 
@@ -678,16 +680,15 @@ void tick_setup_sched_timer(void)
        ts->sched_timer.cb_mode = HRTIMER_CB_IRQSAFE_PERCPU;
 
        /* Get the next period (per cpu) */
-       ts->sched_timer.expires = tick_init_jiffy_update();
+       hrtimer_set_expires(&ts->sched_timer, tick_init_jiffy_update());
        offset = ktime_to_ns(tick_period) >> 1;
        do_div(offset, num_possible_cpus());
        offset *= smp_processor_id();
-       ts->sched_timer.expires = ktime_add_ns(ts->sched_timer.expires, offset);
+       hrtimer_add_expires_ns(&ts->sched_timer, offset);
 
        for (;;) {
                hrtimer_forward(&ts->sched_timer, now, tick_period);
-               hrtimer_start(&ts->sched_timer, ts->sched_timer.expires,
-                             HRTIMER_MODE_ABS);
+               hrtimer_start_expires(&ts->sched_timer, HRTIMER_MODE_ABS);
                /* Check, if the timer was already in the past */
                if (hrtimer_active(&ts->sched_timer))
                        break;