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um: Convert to use read_persistent_clock

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This patch converts the um arch to use read_persistent_clock().
This allows it to avoid accessing xtime and wall_to_monotonic
directly.

Signed-off-by: John Stultz <johnstul@us.ibm.com>
Cc: Jeff Dike <jdike@addtoit.com>
LKML-Reference: <1279068988-21864-8-git-send-email-johnstul@us.ibm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
John Stultz 2010-07-13 17:56:24 -07:00 committed by Thomas Gleixner
parent 7615856ebf
commit 9f31f57749
1 changed files with 7 additions and 6 deletions
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13
arch/um/kernel/time.c
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@ -102,16 +102,17 @@ static void __init setup_itimer(void)
clockevents_register_device(&itimer_clockevent);
}
void read_persistent_clock(struct timespec *ts)
{
nsecs = os_nsecs();
set_normalized_timespec(ts, nsecs / NSEC_PER_SEC,
nsecs % NSEC_PER_SEC);
}
void __init time_init(void)
{
long long nsecs;
timer_init();
nsecs = os_nsecs();
set_normalized_timespec(&wall_to_monotonic, -nsecs / NSEC_PER_SEC,
-nsecs % NSEC_PER_SEC);
set_normalized_timespec(&xtime, nsecs / NSEC_PER_SEC,
nsecs % NSEC_PER_SEC);
late_time_init = setup_itimer;
}