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authorArjan van de Ven <arjan@linux.intel.com>2008-09-01 15:02:30 -0700
committerArjan van de Ven <arjan@linux.intel.com>2008-09-05 21:35:13 -0700
commitcc584b213f252bf698849cf4be2377cd3ec7501a (patch)
tree621ba11da6a2ab8598f9ed453836cd2c44192260 /kernel/time
parent23dd7bb09bd8d7efd8a602aed97b93d52f85e675 (diff)
downloadlinux-cc584b213f252bf698849cf4be2377cd3ec7501a.tar.bz2
hrtimer: convert kernel/* to the new hrtimer apis
In order to be able to do range hrtimers we need to use accessor functions to the "expire" member of the hrtimer struct. This patch converts kernel/* to these accessors. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Diffstat (limited to 'kernel/time')
-rw-r--r--kernel/time/ntp.c3
-rw-r--r--kernel/time/tick-sched.c21
-rw-r--r--kernel/time/timer_list.c4
3 files changed, 13 insertions, 15 deletions
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index 5125ddd8196b..4c8d85421d24 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -142,8 +142,7 @@ static enum hrtimer_restart ntp_leap_second(struct hrtimer *timer)
time_state = TIME_OOP;
printk(KERN_NOTICE "Clock: "
"inserting leap second 23:59:60 UTC\n");
- leap_timer.expires = ktime_add_ns(leap_timer.expires,
- NSEC_PER_SEC);
+ hrtimer_add_expires_ns(&leap_timer, NSEC_PER_SEC);
res = HRTIMER_RESTART;
break;
case TIME_DEL:
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index a87b0468568b..b33be61c0f6b 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -288,7 +288,7 @@ 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();
@@ -419,21 +419,21 @@ void tick_nohz_restart_sched_tick(void)
ts->tick_stopped = 0;
ts->idle_exittime = 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 */
@@ -446,7 +446,7 @@ void tick_nohz_restart_sched_tick(void)
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);
}
/*
@@ -529,7 +529,7 @@ 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);
@@ -625,16 +625,15 @@ void tick_setup_sched_timer(void)
ts->sched_timer.cb_mode = HRTIMER_CB_IRQSAFE_NO_SOFTIRQ;
/* 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;
diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index a40e20fd0001..5224a3215fb7 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -66,8 +66,8 @@ print_timer(struct seq_file *m, struct hrtimer *timer, int idx, u64 now)
#endif
SEQ_printf(m, "\n");
SEQ_printf(m, " # expires at %Lu nsecs [in %Ld nsecs]\n",
- (unsigned long long)ktime_to_ns(timer->expires),
- (long long)(ktime_to_ns(timer->expires) - now));
+ (unsigned long long)ktime_to_ns(hrtimer_get_expires(timer)),
+ (long long)(ktime_to_ns(hrtimer_get_expires(timer)) - now));
}
static void