summaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'kernel')
-rw-r--r--kernel/futex.c7
-rw-r--r--kernel/hrtimer.c44
-rw-r--r--kernel/posix-timers.c10
-rw-r--r--kernel/rtmutex.c3
-rw-r--r--kernel/sched.c7
-rw-r--r--kernel/time/ntp.c3
-rw-r--r--kernel/time/tick-sched.c21
-rw-r--r--kernel/time/timer_list.c4
8 files changed, 47 insertions, 52 deletions
diff --git a/kernel/futex.c b/kernel/futex.c
index 7d1136e97c1..4cd5b4319b0 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1299,10 +1299,9 @@ static int futex_wait(u32 __user *uaddr, struct rw_semaphore *fshared,
hrtimer_init_on_stack(&t.timer, CLOCK_MONOTONIC,
HRTIMER_MODE_ABS);
hrtimer_init_sleeper(&t, current);
- t.timer.expires = *abs_time;
+ hrtimer_set_expires(&t.timer, *abs_time);
- hrtimer_start(&t.timer, t.timer.expires,
- HRTIMER_MODE_ABS);
+ hrtimer_start_expires(&t.timer, HRTIMER_MODE_ABS);
if (!hrtimer_active(&t.timer))
t.task = NULL;
@@ -1404,7 +1403,7 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared,
hrtimer_init_on_stack(&to->timer, CLOCK_REALTIME,
HRTIMER_MODE_ABS);
hrtimer_init_sleeper(to, current);
- to->timer.expires = *time;
+ hrtimer_set_expires(&to->timer, *time);
}
q.pi_state = NULL;
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index 782137dc755..ae307feec74 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -517,7 +517,7 @@ static void hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base)
if (!base->first)
continue;
timer = rb_entry(base->first, struct hrtimer, node);
- expires = ktime_sub(timer->expires, base->offset);
+ expires = ktime_sub(hrtimer_get_expires(timer), base->offset);
if (expires.tv64 < cpu_base->expires_next.tv64)
cpu_base->expires_next = expires;
}
@@ -539,10 +539,10 @@ static int hrtimer_reprogram(struct hrtimer *timer,
struct hrtimer_clock_base *base)
{
ktime_t *expires_next = &__get_cpu_var(hrtimer_bases).expires_next;
- ktime_t expires = ktime_sub(timer->expires, base->offset);
+ ktime_t expires = ktime_sub(hrtimer_get_expires(timer), base->offset);
int res;
- WARN_ON_ONCE(timer->expires.tv64 < 0);
+ WARN_ON_ONCE(hrtimer_get_expires_tv64(timer) < 0);
/*
* When the callback is running, we do not reprogram the clock event
@@ -794,7 +794,7 @@ u64 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval)
u64 orun = 1;
ktime_t delta;
- delta = ktime_sub(now, timer->expires);
+ delta = ktime_sub(now, hrtimer_get_expires(timer));
if (delta.tv64 < 0)
return 0;
@@ -806,8 +806,8 @@ u64 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval)
s64 incr = ktime_to_ns(interval);
orun = ktime_divns(delta, incr);
- timer->expires = ktime_add_ns(timer->expires, incr * orun);
- if (timer->expires.tv64 > now.tv64)
+ hrtimer_add_expires_ns(timer, incr * orun);
+ if (hrtimer_get_expires_tv64(timer) > now.tv64)
return orun;
/*
* This (and the ktime_add() below) is the
@@ -815,7 +815,7 @@ u64 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval)
*/
orun++;
}
- timer->expires = ktime_add_safe(timer->expires, interval);
+ hrtimer_add_expires(timer, interval);
return orun;
}
@@ -847,7 +847,8 @@ static void enqueue_hrtimer(struct hrtimer *timer,
* We dont care about collisions. Nodes with
* the same expiry time stay together.
*/
- if (timer->expires.tv64 < entry->expires.tv64) {
+ if (hrtimer_get_expires_tv64(timer) <
+ hrtimer_get_expires_tv64(entry)) {
link = &(*link)->rb_left;
} else {
link = &(*link)->rb_right;
@@ -982,7 +983,7 @@ hrtimer_start(struct hrtimer *timer, ktime_t tim, const enum hrtimer_mode mode)
#endif
}
- timer->expires = tim;
+ hrtimer_set_expires(timer, tim);
timer_stats_hrtimer_set_start_info(timer);
@@ -1076,7 +1077,7 @@ ktime_t hrtimer_get_remaining(const struct hrtimer *timer)
ktime_t rem;
base = lock_hrtimer_base(timer, &flags);
- rem = ktime_sub(timer->expires, base->get_time());
+ rem = hrtimer_expires_remaining(timer);
unlock_hrtimer_base(timer, &flags);
return rem;
@@ -1108,7 +1109,7 @@ ktime_t hrtimer_get_next_event(void)
continue;
timer = rb_entry(base->first, struct hrtimer, node);
- delta.tv64 = timer->expires.tv64;
+ delta.tv64 = hrtimer_get_expires_tv64(timer);
delta = ktime_sub(delta, base->get_time());
if (delta.tv64 < mindelta.tv64)
mindelta.tv64 = delta.tv64;
@@ -1308,10 +1309,10 @@ void hrtimer_interrupt(struct clock_event_device *dev)
timer = rb_entry(node, struct hrtimer, node);
- if (basenow.tv64 < timer->expires.tv64) {
+ if (basenow.tv64 < hrtimer_get_expires_tv64(timer)) {
ktime_t expires;
- expires = ktime_sub(timer->expires,
+ expires = ktime_sub(hrtimer_get_expires(timer),
base->offset);
if (expires.tv64 < expires_next.tv64)
expires_next = expires;
@@ -1414,7 +1415,8 @@ void hrtimer_run_queues(void)
struct hrtimer *timer;
timer = rb_entry(node, struct hrtimer, node);
- if (base->softirq_time.tv64 <= timer->expires.tv64)
+ if (base->softirq_time.tv64 <=
+ hrtimer_get_expires_tv64(timer))
break;
if (timer->cb_mode == HRTIMER_CB_SOFTIRQ) {
@@ -1462,7 +1464,7 @@ static int __sched do_nanosleep(struct hrtimer_sleeper *t, enum hrtimer_mode mod
do {
set_current_state(TASK_INTERRUPTIBLE);
- hrtimer_start(&t->timer, t->timer.expires, mode);
+ hrtimer_start_expires(&t->timer, mode);
if (!hrtimer_active(&t->timer))
t->task = NULL;
@@ -1484,7 +1486,7 @@ static int update_rmtp(struct hrtimer *timer, struct timespec __user *rmtp)
struct timespec rmt;
ktime_t rem;
- rem = ktime_sub(timer->expires, timer->base->get_time());
+ rem = hrtimer_expires_remaining(timer);
if (rem.tv64 <= 0)
return 0;
rmt = ktime_to_timespec(rem);
@@ -1503,7 +1505,7 @@ long __sched hrtimer_nanosleep_restart(struct restart_block *restart)
hrtimer_init_on_stack(&t.timer, restart->nanosleep.index,
HRTIMER_MODE_ABS);
- t.timer.expires.tv64 = restart->nanosleep.expires;
+ hrtimer_set_expires_tv64(&t.timer, restart->nanosleep.expires);
if (do_nanosleep(&t, HRTIMER_MODE_ABS))
goto out;
@@ -1530,7 +1532,7 @@ long hrtimer_nanosleep(struct timespec *rqtp, struct timespec __user *rmtp,
int ret = 0;
hrtimer_init_on_stack(&t.timer, clockid, mode);
- t.timer.expires = timespec_to_ktime(*rqtp);
+ hrtimer_set_expires(&t.timer, timespec_to_ktime(*rqtp));
if (do_nanosleep(&t, mode))
goto out;
@@ -1550,7 +1552,7 @@ long hrtimer_nanosleep(struct timespec *rqtp, struct timespec __user *rmtp,
restart->fn = hrtimer_nanosleep_restart;
restart->nanosleep.index = t.timer.base->index;
restart->nanosleep.rmtp = rmtp;
- restart->nanosleep.expires = t.timer.expires.tv64;
+ restart->nanosleep.expires = hrtimer_get_expires_tv64(&t.timer);
ret = -ERESTART_RESTARTBLOCK;
out:
@@ -1724,11 +1726,11 @@ int __sched schedule_hrtimeout(ktime_t *expires,
}
hrtimer_init_on_stack(&t.timer, CLOCK_MONOTONIC, mode);
- t.timer.expires = *expires;
+ hrtimer_set_expires(&t.timer, *expires);
hrtimer_init_sleeper(&t, current);
- hrtimer_start(&t.timer, t.timer.expires, mode);
+ hrtimer_start_expires(&t.timer, mode);
if (!hrtimer_active(&t.timer))
t.task = NULL;
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c
index e36d5798cbf..f85efcdcab2 100644
--- a/kernel/posix-timers.c
+++ b/kernel/posix-timers.c
@@ -668,7 +668,7 @@ common_timer_get(struct k_itimer *timr, struct itimerspec *cur_setting)
(timr->it_sigev_notify & ~SIGEV_THREAD_ID) == SIGEV_NONE))
timr->it_overrun += (unsigned int) hrtimer_forward(timer, now, iv);
- remaining = ktime_sub(timer->expires, now);
+ remaining = ktime_sub(hrtimer_get_expires(timer), now);
/* Return 0 only, when the timer is expired and not pending */
if (remaining.tv64 <= 0) {
/*
@@ -762,7 +762,7 @@ common_timer_set(struct k_itimer *timr, int flags,
hrtimer_init(&timr->it.real.timer, timr->it_clock, mode);
timr->it.real.timer.function = posix_timer_fn;
- timer->expires = timespec_to_ktime(new_setting->it_value);
+ hrtimer_set_expires(timer, timespec_to_ktime(new_setting->it_value));
/* Convert interval */
timr->it.real.interval = timespec_to_ktime(new_setting->it_interval);
@@ -771,14 +771,12 @@ common_timer_set(struct k_itimer *timr, int flags,
if (((timr->it_sigev_notify & ~SIGEV_THREAD_ID) == SIGEV_NONE)) {
/* Setup correct expiry time for relative timers */
if (mode == HRTIMER_MODE_REL) {
- timer->expires =
- ktime_add_safe(timer->expires,
- timer->base->get_time());
+ hrtimer_add_expires(timer, timer->base->get_time());
}
return 0;
}
- hrtimer_start(timer, timer->expires, mode);
+ hrtimer_start_expires(timer, mode);
return 0;
}
diff --git a/kernel/rtmutex.c b/kernel/rtmutex.c
index 6522ae5b14a..69d9cb921ff 100644
--- a/kernel/rtmutex.c
+++ b/kernel/rtmutex.c
@@ -631,8 +631,7 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state,
/* Setup the timer, when timeout != NULL */
if (unlikely(timeout)) {
- hrtimer_start(&timeout->timer, timeout->timer.expires,
- HRTIMER_MODE_ABS);
+ hrtimer_start_expires(&timeout->timer, HRTIMER_MODE_ABS);
if (!hrtimer_active(&timeout->timer))
timeout->task = NULL;
}
diff --git a/kernel/sched.c b/kernel/sched.c
index 1a5f73c1fcd..e46b5afa200 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -221,9 +221,8 @@ static void start_rt_bandwidth(struct rt_bandwidth *rt_b)
now = hrtimer_cb_get_time(&rt_b->rt_period_timer);
hrtimer_forward(&rt_b->rt_period_timer, now, rt_b->rt_period);
- hrtimer_start(&rt_b->rt_period_timer,
- rt_b->rt_period_timer.expires,
- HRTIMER_MODE_ABS);
+ hrtimer_start_expires(&rt_b->rt_period_timer,
+ HRTIMER_MODE_ABS);
}
spin_unlock(&rt_b->rt_runtime_lock);
}
@@ -1058,7 +1057,7 @@ static void hrtick_start(struct rq *rq, u64 delay)
struct hrtimer *timer = &rq->hrtick_timer;
ktime_t time = ktime_add_ns(timer->base->get_time(), delay);
- timer->expires = time;
+ hrtimer_set_expires(timer, time);
if (rq == this_rq()) {
hrtimer_restart(timer);
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index 5125ddd8196..4c8d85421d2 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 a87b0468568..b33be61c0f6 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 a40e20fd000..5224a3215fb 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
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-04 12:40:58 +0000