/* Functions below help us manage 'deferrable' flag */
static inline unsigned int tbase_get_deferrable(tvec_base_t *base)
{
- return (unsigned int)((unsigned long)base & TBASE_DEFERRABLE_FLAG);
+ return ((unsigned int)(unsigned long)base & TBASE_DEFERRABLE_FLAG);
}
static inline tvec_base_t *tbase_get_base(tvec_base_t *base)
{
- return (tvec_base_t *)((unsigned long)base & ~TBASE_DEFERRABLE_FLAG);
+ return ((tvec_base_t *)((unsigned long)base & ~TBASE_DEFERRABLE_FLAG));
}
static inline void timer_set_deferrable(struct timer_list *timer)
{
- timer->base = (tvec_base_t *)((unsigned long)timer->base |
- TBASE_DEFERRABLE_FLAG);
+ timer->base = ((tvec_base_t *)((unsigned long)(timer->base) |
+ TBASE_DEFERRABLE_FLAG));
}
static inline void
timer_set_base(struct timer_list *timer, tvec_base_t *new_base)
{
- timer->base = (tvec_base_t *)((unsigned long)new_base |
+ timer->base = (tvec_base_t *)((unsigned long)(new_base) |
tbase_get_deferrable(timer->base));
}
static unsigned long __next_timer_interrupt(tvec_base_t *base)
{
unsigned long timer_jiffies = base->timer_jiffies;
- unsigned long expires = timer_jiffies + (LONG_MAX >> 1);
+ unsigned long expires = timer_jiffies + NEXT_TIMER_MAX_DELTA;
int index, slot, array, found = 0;
struct timer_list *nte;
tvec_t *varray[4];
tsdelta = ktime_to_timespec(hr_delta);
delta = timespec_to_jiffies(&tsdelta);
+
+ /*
+ * Limit the delta to the max value, which is checked in
+ * tick_nohz_stop_sched_tick():
+ */
+ if (delta > NEXT_TIMER_MAX_DELTA)
+ delta = NEXT_TIMER_MAX_DELTA;
+
/*
* Take rounding errors in to account and make sure, that it
* expires in the next tick. Otherwise we go into an endless
prev = &curr->next;
}
- clocksource_resume();
-
write_seqlock_irqsave(&xtime_lock, flags);
if (ti == time_interpolator) {
/* we lost the best time-interpolator: */