diff options
Diffstat (limited to 'arch/m32r/kernel/time.c')
| -rw-r--r-- | arch/m32r/kernel/time.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c index ded0be07a47..d8af155db98 100644 --- a/arch/m32r/kernel/time.c +++ b/arch/m32r/kernel/time.c @@ -38,7 +38,6 @@ extern void send_IPI_allbutself(int, int); extern void smp_local_timer_interrupt(struct pt_regs *); #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); @@ -202,7 +193,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) #ifndef CONFIG_SMP profile_tick(CPU_PROFILING, regs); #endif - do_timer(regs); + do_timer(1); #ifndef CONFIG_SMP update_process_times(user_mode(regs)); |