40  * @TIMER_DEFERRABLE: A deferrable timer will work normally when the
42  * to service it; instead, the timer will be serviced when the CPU
43  * eventually wakes up with a subsequent non-deferrable timer.
45  * @TIMER_IRQSAFE: An irqsafe timer is executed with IRQ disabled and
53  * @TIMER_PINNED: A pinned timer will not be affected by any timer
55  * on which the timer was enqueued.
57  * Note: Because enqueuing of timers can migrate the timer from one
60  * function is invoked via mod_timer() or add_timer().  If the timer
89  * LOCKDEP and DEBUG timer interfaces.
91 void init_timer_key(struct timer_list *timer,
96 extern void init_timer_on_stack_key(struct timer_list *timer,
101 static inline void init_timer_on_stack_key(struct timer_list *timer,  in init_timer_on_stack_key()  argument
107 	init_timer_key(timer, func, flags, name, key);  in init_timer_on_stack_key()
132  * timer_setup - prepare a timer for first use
133  * @timer: the timer in question
134  * @callback: the function to call when timer expires
137  * Regular timer initialization should use either DEFINE_TIMER() above,
141 #define timer_setup(timer, callback, flags)			\  argument
142 	__init_timer((timer), (callback), (flags))
144 #define timer_setup_on_stack(timer, callback, flags)		\  argument
145 	__init_timer_on_stack((timer), (callback), (flags))
148 extern void destroy_timer_on_stack(struct timer_list *timer);
150 static inline void destroy_timer_on_stack(struct timer_list *timer) { }  in destroy_timer_on_stack()  argument
157  * timer_pending - is a timer pending?
158  * @timer: the timer in question
160  * timer_pending will tell whether a given timer is currently pending,
162  * to this timer, eg. interrupt contexts, or other CPUs on SMP.
164  * return value: 1 if the timer is pending, 0 if not.
166 static inline int timer_pending(const struct timer_list * timer)  in timer_pending()  argument
168 	return !hlist_unhashed_lockless(&timer->entry);  in timer_pending()
171 extern void add_timer_on(struct timer_list *timer, int cpu);
172 extern int del_timer(struct timer_list * timer);
173 extern int mod_timer(struct timer_list *timer, unsigned long expires);
174 extern int mod_timer_pending(struct timer_list *timer, unsigned long expires);
175 extern int timer_reduce(struct timer_list *timer, unsigned long expires);
178  * The jiffies value which is added to now, when there is no timer
179  * in the timer wheel:
183 extern void add_timer(struct timer_list *timer);
185 extern int try_to_del_timer_sync(struct timer_list *timer);
188   extern int del_timer_sync(struct timer_list *timer);