In some cases (for instance with kernel threads) it may be desireable to use on-stack deferrable timers to get their power saving benefits. Add interfaces to support this for the IPS driver.
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| @@ -577,6 +577,19 @@ static void __init_timer(struct timer_list *timer, · 576 unmodified lines | |||
| 577 | lockdep_init_map(&timer->lockdep_map, name, key, 0); | 577 | lockdep_init_map(&timer->lockdep_map, name, key, 0); |
| 578 | } | 578 | } |
| 579 | 579 | ||
| 580 | void setup_deferrable_timer_on_stack_key(struct timer_list *timer, | ||
| 581 | const char *name, | ||
| 582 | struct lock_class_key *key, | ||
| 583 | void (*function)(unsigned long), | ||
| 584 | unsigned long data) | ||
| 585 | { | ||
| 586 | timer->function = function; | ||
| 587 | timer->data = data; | ||
| 588 | init_timer_on_stack_key(timer, name, key); | ||
| 589 | timer_set_deferrable(timer); | ||
| 590 | } | ||
| 591 | EXPORT_SYMBOL_GPL(setup_deferrable_timer_on_stack_key); | ||
| 592 | |||
| 580 | /** | 593 | /** |
| 581 | * init_timer_key - initialize a timer | 594 | * init_timer_key - initialize a timer |
| 582 | * @timer: the timer to be initialized | 595 | * @timer: the timer to be initialized |