diff options
Diffstat (limited to 'arch/m32r/kernel/time.c')
| -rw-r--r-- | arch/m32r/kernel/time.c | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index ded0be07a47..a09038282c7 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -35,10 +35,9 @@ #ifdef CONFIG_SMP extern void send_IPI_allbutself(int, int); -extern void smp_local_timer_interrupt(struct pt_regs *); +extern void smp_local_timer_interrupt(void); #endif -extern unsigned long wall_jiffies; #define TICK_SIZE (tick_nsec / 1000) /* @@ -108,24 +107,17 @@ void do_gettimeofday(struct timeval *tv) unsigned long max_ntp_tick = tick_usec - tickadj; do { - unsigned long lost; - seq = read_seqbegin(&xtime_lock); usec = do_gettimeoffset(); - lost = jiffies - wall_jiffies; /* * If time_adjust is negative then NTP is slowing the clock * so make sure not to go into next possible interval. * Better to lose some accuracy than have time go backwards.. */ - if (unlikely(time_adjust < 0)) { + if (unlikely(time_adjust < 0)) usec = min(usec, max_ntp_tick); - if (lost) - usec += lost * max_ntp_tick; - } else if (unlikely(lost)) - usec += lost * tick_usec; sec = xtime.tv_sec; usec += (xtime.tv_nsec / 1000); @@ -158,7 +150,6 @@ int do_settimeofday(struct timespec *tv) * made, and then undo it! */ nsec -= do_gettimeoffset() * NSEC_PER_USEC; - nsec -= (jiffies - wall_jiffies) * TICK_NSEC; wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec); wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec); @@ -197,15 +188,15 @@ static long last_rtc_update = 0; * timer_interrupt() needs to keep up the real-time clock, * as well as call the "do_timer()" routine every clocktick */ -irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t timer_interrupt(int irq, void *dev_id) { #ifndef CONFIG_SMP - profile_tick(CPU_PROFILING, regs); + profile_tick(CPU_PROFILING); #endif - do_timer(regs); + do_timer(1); #ifndef CONFIG_SMP - update_process_times(user_mode(regs)); + update_process_times(user_mode(get_irq_regs())); #endif /* * If we have an externally synchronized Linux clock, then update @@ -230,7 +221,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) a hack, so don't look closely for now.. */ #ifdef CONFIG_SMP - smp_local_timer_interrupt(regs); + smp_local_timer_interrupt(); smp_send_timer(); #endif |