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yaml
---
r: 35672
b: refs/heads/master
c: c7f40ff
h: refs/heads/master
v: v3
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john stultz authored and Linus Torvalds committed Sep 26, 2006
1 parent 6267585 commit 5688dfa
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Showing 3 changed files with 21 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0f0f1b400ce3c4780b9d974bc69e8b558d99aba4
refs/heads/master: c7f40ff15aba95bc09a759024d62b2c344ef0856
17 changes: 5 additions & 12 deletions trunk/arch/i386/kernel/apm.c
Original file line number Diff line number Diff line change
Expand Up @@ -1154,9 +1154,11 @@ static void queue_event(apm_event_t event, struct apm_user *sender)

static void set_time(void)
{
struct timespec ts;
if (got_clock_diff) { /* Must know time zone in order to set clock */
xtime.tv_sec = get_cmos_time() + clock_cmos_diff;
xtime.tv_nsec = 0;
ts.tv_sec = get_cmos_time() + clock_cmos_diff;
ts.tv_nsec = 0;
do_settimeofday(&ts);
}
}

Expand Down Expand Up @@ -1232,13 +1234,8 @@ static int suspend(int vetoable)
restore_processor_state();

local_irq_disable();
write_seqlock(&xtime_lock);
spin_lock(&i8253_lock);
reinit_timer();
set_time();

spin_unlock(&i8253_lock);
write_sequnlock(&xtime_lock);
reinit_timer();

if (err == APM_NO_ERROR)
err = APM_SUCCESS;
Expand Down Expand Up @@ -1365,9 +1362,7 @@ static void check_events(void)
ignore_bounce = 1;
if ((event != APM_NORMAL_RESUME)
|| (ignore_normal_resume == 0)) {
write_seqlock_irq(&xtime_lock);
set_time();
write_sequnlock_irq(&xtime_lock);
device_resume();
pm_send_all(PM_RESUME, (void *)0);
queue_event(event, NULL);
Expand All @@ -1383,9 +1378,7 @@ static void check_events(void)
break;

case APM_UPDATE_TIME:
write_seqlock_irq(&xtime_lock);
set_time();
write_sequnlock_irq(&xtime_lock);
break;

case APM_CRITICAL_SUSPEND:
Expand Down
26 changes: 15 additions & 11 deletions trunk/arch/i386/kernel/time.c
Original file line number Diff line number Diff line change
Expand Up @@ -288,17 +288,19 @@ static int timer_resume(struct sys_device *dev)
unsigned long flags;
unsigned long sec;
unsigned long sleep_length;

struct timespec ts;
#ifdef CONFIG_HPET_TIMER
if (is_hpet_enabled())
hpet_reenable();
#endif
setup_pit_timer();
sec = get_cmos_time() + clock_cmos_diff;
sleep_length = (get_cmos_time() - sleep_start) * HZ;

ts.tv_sec = sec;
ts.tv_nsec = 0;
do_settimeofday(&ts);
write_seqlock_irqsave(&xtime_lock, flags);
xtime.tv_sec = sec;
xtime.tv_nsec = 0;
jiffies_64 += sleep_length;
wall_jiffies += sleep_length;
write_sequnlock_irqrestore(&xtime_lock, flags);
Expand Down Expand Up @@ -334,10 +336,11 @@ extern void (*late_time_init)(void);
/* Duplicate of time_init() below, with hpet_enable part added */
static void __init hpet_time_init(void)
{
xtime.tv_sec = get_cmos_time();
xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
set_normalized_timespec(&wall_to_monotonic,
-xtime.tv_sec, -xtime.tv_nsec);
struct timespec ts;
ts.tv_sec = get_cmos_time();
ts.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);

do_settimeofday(&ts);

if ((hpet_enable() >= 0) && hpet_use_timer) {
printk("Using HPET for base-timer\n");
Expand All @@ -349,6 +352,7 @@ static void __init hpet_time_init(void)

void __init time_init(void)
{
struct timespec ts;
#ifdef CONFIG_HPET_TIMER
if (is_hpet_capable()) {
/*
Expand All @@ -359,10 +363,10 @@ void __init time_init(void)
return;
}
#endif
xtime.tv_sec = get_cmos_time();
xtime.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);
set_normalized_timespec(&wall_to_monotonic,
-xtime.tv_sec, -xtime.tv_nsec);
ts.tv_sec = get_cmos_time();
ts.tv_nsec = (INITIAL_JIFFIES % HZ) * (NSEC_PER_SEC / HZ);

do_settimeofday(&ts);

time_init_hook();
}

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