#include <asm/irq.h>
#include <asm/ioc.h>
-extern unsigned long wall_jiffies;
-
/* this needs a better home */
DEFINE_SPINLOCK(rtc_lock);
return (offset + LATCH/2) / LATCH;
}
-/*
- * Scheduler clock - returns current time in nanosec units.
- */
-unsigned long long sched_clock(void)
-{
- return (unsigned long long)jiffies * (1000000000 / HZ);
-}
-
static unsigned long next_rtc_update;
/*
{
unsigned long flags;
unsigned long seq;
- unsigned long usec, sec, lost;
+ unsigned long usec, sec;
do {
seq = read_seqbegin_irqsave(&xtime_lock, flags);
usec = gettimeoffset();
-
- lost = jiffies - wall_jiffies;
- if (lost)
- usec += lost * USECS_PER_JIFFY;
-
sec = xtime.tv_sec;
usec += xtime.tv_nsec / 1000;
} while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
* wall time. Discover what correction gettimeofday() would have
* done, and then undo it!
*/
- tv->tv_nsec -= 1000 * (gettimeoffset() +
- (jiffies - wall_jiffies) * USECS_PER_JIFFY);
+ tv->tv_nsec -= 1000 * gettimeoffset();
while (tv->tv_nsec < 0) {
tv->tv_nsec += NSEC_PER_SEC;