diff options
Diffstat (limited to 'arch/h8300/kernel/time.c')
| -rw-r--r-- | arch/h8300/kernel/time.c | 54 |
1 files changed, 1 insertions, 53 deletions
diff --git a/arch/h8300/kernel/time.c b/arch/h8300/kernel/time.c index d1ef615ba89..330638220a2 100644 --- a/arch/h8300/kernel/time.c +++ b/arch/h8300/kernel/time.c @@ -44,7 +44,7 @@ static void timer_interrupt(int irq, void *dummy, struct pt_regs * regs) #ifndef CONFIG_SMP update_process_times(user_mode(regs)); #endif - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); } void time_init(void) @@ -66,55 +66,3 @@ void time_init(void) platform_timer_setup(timer_interrupt); } - -/* - * This version of gettimeofday has near microsecond resolution. - */ -void do_gettimeofday(struct timeval *tv) -{ - unsigned long flags; - unsigned long usec, sec; - - read_lock_irqsave(&xtime_lock, flags); - usec = 0; - sec = xtime.tv_sec; - usec += (xtime.tv_nsec / 1000); - read_unlock_irqrestore(&xtime_lock, flags); - - while (usec >= 1000000) { - usec -= 1000000; - sec++; - } - - tv->tv_sec = sec; - tv->tv_usec = usec; -} - -EXPORT_SYMBOL(do_gettimeofday); - -int do_settimeofday(struct timespec *tv) -{ - if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC) - return -EINVAL; - - write_lock_irq(&xtime_lock); - /* This is revolting. We need to set the xtime.tv_usec - * correctly. However, the value in this location is - * is value at the last tick. - * Discover what correction gettimeofday - * would have done, and then undo it! - */ - while (tv->tv_nsec < 0) { - tv->tv_nsec += NSEC_PER_SEC; - tv->tv_sec--; - } - - xtime.tv_sec = tv->tv_sec; - xtime.tv_nsec = tv->tv_nsec; - ntp_clear(); - write_sequnlock_irq(&xtime_lock); - clock_was_set(); - return 0; -} - -EXPORT_SYMBOL(do_settimeofday); |