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authorJohn Stultz <johnstul@us.ibm.com>2010-07-13 20:56:24 -0400
committerThomas Gleixner <tglx@linutronix.de>2010-07-27 06:40:55 -0400
commit9f31f5774961a735687fee17953ab505b3df3abf (patch)
tree20c01e57d95c2c1afa050689b1ec234a8862c980 /arch/um
parent7615856ebfee52b080c22d263ca4debbd0df0ac1 (diff)
um: Convert to use read_persistent_clock
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>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/kernel/time.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c
index c8b9c469fcd7..2b8b262e5c23 100644
--- a/arch/um/kernel/time.c
+++ b/arch/um/kernel/time.c
@@ -102,16 +102,17 @@ static void __init setup_itimer(void)
102 clockevents_register_device(&itimer_clockevent); 102 clockevents_register_device(&itimer_clockevent);
103} 103}
104 104
105void read_persistent_clock(struct timespec *ts)
106{
107 nsecs = os_nsecs();
108 set_normalized_timespec(ts, nsecs / NSEC_PER_SEC,
109 nsecs % NSEC_PER_SEC);
110}
111
105void __init time_init(void) 112void __init time_init(void)
106{ 113{
107 long long nsecs; 114 long long nsecs;
108 115
109 timer_init(); 116 timer_init();
110
111 nsecs = os_nsecs();
112 set_normalized_timespec(&wall_to_monotonic, -nsecs / NSEC_PER_SEC,
113 -nsecs % NSEC_PER_SEC);
114 set_normalized_timespec(&xtime, nsecs / NSEC_PER_SEC,
115 nsecs % NSEC_PER_SEC);
116 late_time_init = setup_itimer; 117 late_time_init = setup_itimer;
117} 118}