[PATCH] s390: Cleanup xtime usage in s390 code

From: John Stultz
Date: Thu Mar 04 2010 - 21:36:44 EST


This replaces direct xtime usage in the s390 arch with timekeeping accessors,
so we can further clean up the timekeeping core.

Uncompiled and untested.

Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: John Stultz <johnstul@xxxxxxxxxx>
---
arch/s390/kernel/time.c | 10 +++++-----
1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index a8f93f1..8b22e7f 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -73,15 +73,15 @@ unsigned long long monotonic_clock(void)
}
EXPORT_SYMBOL(monotonic_clock);

-void tod_to_timeval(__u64 todval, struct timespec *xtime)
+void tod_to_timeval(__u64 todval, struct timespec *xt)
{
unsigned long long sec;

sec = todval >> 12;
do_div(sec, 1000000);
- xtime->tv_sec = sec;
+ xt->tv_sec = sec;
todval -= (sec * 1000000) << 12;
- xtime->tv_nsec = ((todval * 1000) >> 12);
+ xt->tv_nsec = ((todval * 1000) >> 12);
}
EXPORT_SYMBOL(tod_to_timeval);

@@ -216,8 +216,8 @@ void update_vsyscall(struct timespec *wall_time, struct clocksource *clock,
++vdso_data->tb_update_count;
smp_wmb();
vdso_data->xtime_tod_stamp = clock->cycle_last;
- vdso_data->xtime_clock_sec = xtime.tv_sec;
- vdso_data->xtime_clock_nsec = xtime.tv_nsec;
+ vdso_data->xtime_clock_sec = wall_time->tv_sec;
+ vdso_data->xtime_clock_nsec = wall_time->tv_nsec;
vdso_data->wtom_clock_sec = wall_to_monotonic.tv_sec;
vdso_data->wtom_clock_nsec = wall_to_monotonic.tv_nsec;
smp_wmb();
--
1.6.0.4

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