diff options
Diffstat (limited to 'kernel/time/tick-common.c')
-rw-r--r-- | kernel/time/tick-common.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c index da6c9ecad4e4..39de540fd7a7 100644 --- a/kernel/time/tick-common.c +++ b/kernel/time/tick-common.c @@ -63,13 +63,15 @@ int tick_is_oneshot_available(void) static void tick_periodic(int cpu) { if (tick_do_timer_cpu == cpu) { - write_seqlock(&xtime_lock); + raw_spin_lock(&xtime_lock); + write_seqcount_begin(&xtime_seq); /* Keep track of the next tick event */ tick_next_period = ktime_add(tick_next_period, tick_period); do_timer(1); - write_sequnlock(&xtime_lock); + write_seqcount_end(&xtime_seq); + raw_spin_unlock(&xtime_lock); } update_process_times(user_mode(get_irq_regs())); @@ -130,9 +132,9 @@ void tick_setup_periodic(struct clock_event_device *dev, int broadcast) ktime_t next; do { - seq = read_seqbegin(&xtime_lock); + seq = read_seqcount_begin(&xtime_seq); next = tick_next_period; - } while (read_seqretry(&xtime_lock, seq)); + } while (read_seqcount_retry(&xtime_seq, seq)); clockevents_set_mode(dev, CLOCK_EVT_MODE_ONESHOT); |