提交 8fcce546 编写于 作者: J John Stultz

time: Cleanup global variables and move them to the top

Move global xtime_lock and timekeeping_suspended values up
to the top of timekeeping.c

CC: Thomas Gleixner <tglx@linutronix.de>
CC: Eric Dumazet <eric.dumazet@gmail.com>
CC: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: NJohn Stultz <john.stultz@linaro.org>
上级 01f71b47
......@@ -73,6 +73,18 @@ struct timekeeper {
static struct timekeeper timekeeper;
/*
* This read-write spinlock protects us from races in SMP while
* playing with xtime.
*/
__cacheline_aligned_in_smp DEFINE_SEQLOCK(xtime_lock);
/* flag for if timekeeping is suspended */
int __read_mostly timekeeping_suspended;
/**
* timekeeper_setup_internals - Set up internals to use clocksource clock.
*
......@@ -157,18 +169,6 @@ static inline s64 timekeeping_get_ns_raw(void)
return clocksource_cyc2ns(cycle_delta, clock->mult, clock->shift);
}
/*
* This read-write spinlock protects us from races in SMP while
* playing with xtime.
*/
__cacheline_aligned_in_smp DEFINE_SEQLOCK(xtime_lock);
/* flag for if timekeeping is suspended */
int __read_mostly timekeeping_suspended;
/* must hold xtime_lock */
void timekeeping_leap_insert(int leapsecond)
{
......
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