38 	u64 timer;  in get_vtimer()  local
40 	asm volatile("stpt %0" : "=Q" (timer));  in get_vtimer()
41 	return timer;  in get_vtimer()
46 	u64 timer;  in set_vtimer()  local
51 		: "=Q" (timer) : "Q" (expires));  in set_vtimer()
52 	S390_lowcore.system_timer += S390_lowcore.last_update_timer - timer;  in set_vtimer()
127 	u64 timer, clock, user, guest, system, hardirq, softirq;  in do_account_vtime()  local
129 	timer = S390_lowcore.last_update_timer;  in do_account_vtime()
139 	timer -= S390_lowcore.last_update_timer;  in do_account_vtime()
142 		S390_lowcore.hardirq_timer += timer;  in do_account_vtime()
144 		S390_lowcore.system_timer += timer;  in do_account_vtime()
225 	u64 timer = S390_lowcore.last_update_timer;  in vtime_delta()  local
229 	return timer - S390_lowcore.last_update_timer;  in vtime_delta()
271 static void list_add_sorted(struct vtimer_list *timer, struct list_head *head)  in list_add_sorted()  argument
276 		if (tmp->expires > timer->expires) {  in list_add_sorted()
277 			list_add_tail(&timer->entry, &tmp->entry);  in list_add_sorted()
281 	list_add_tail(&timer->entry, head);  in list_add_sorted()
289 	struct vtimer_list *timer, *tmp;  in virt_timer_expire()  local
296 	list_for_each_entry_safe(timer, tmp, &virt_timer_list, entry) {  in virt_timer_expire()
297 		if (timer->expires < elapsed)  in virt_timer_expire()
299 			list_move_tail(&timer->entry, &cb_list);  in virt_timer_expire()
301 			timer->expires -= elapsed;  in virt_timer_expire()
304 		timer = list_first_entry(&virt_timer_list,  in virt_timer_expire()
306 		atomic64_set(&virt_timer_current, timer->expires);  in virt_timer_expire()
312 	list_for_each_entry_safe(timer, tmp, &cb_list, entry) {  in virt_timer_expire()
313 		list_del_init(&timer->entry);  in virt_timer_expire()
314 		timer->function(timer->data);  in virt_timer_expire()
315 		if (timer->interval) {  in virt_timer_expire()
317 			timer->expires = timer->interval +  in virt_timer_expire()
320 			list_add_sorted(timer, &virt_timer_list);  in virt_timer_expire()
326 void init_virt_timer(struct vtimer_list *timer)  in init_virt_timer()  argument
328 	timer->function = NULL;  in init_virt_timer()
329 	INIT_LIST_HEAD(&timer->entry);  in init_virt_timer()
333 static inline int vtimer_pending(struct vtimer_list *timer)  in vtimer_pending()  argument
335 	return !list_empty(&timer->entry);  in vtimer_pending()
338 static void internal_add_vtimer(struct vtimer_list *timer)  in internal_add_vtimer()  argument
342 		atomic64_set(&virt_timer_current, timer->expires);  in internal_add_vtimer()
344 		list_add(&timer->entry, &virt_timer_list);  in internal_add_vtimer()
347 		timer->expires += atomic64_read(&virt_timer_elapsed);  in internal_add_vtimer()
348 		if (likely((s64) timer->expires <  in internal_add_vtimer()
351 			atomic64_set(&virt_timer_current, timer->expires);  in internal_add_vtimer()
353 		list_add_sorted(timer, &virt_timer_list);  in internal_add_vtimer()
357 static void __add_vtimer(struct vtimer_list *timer, int periodic)  in __add_vtimer()  argument
361 	timer->interval = periodic ? timer->expires : 0;  in __add_vtimer()
363 	internal_add_vtimer(timer);  in __add_vtimer()
370 void add_virt_timer(struct vtimer_list *timer)  in add_virt_timer()  argument
372 	__add_vtimer(timer, 0);  in add_virt_timer()
379 void add_virt_timer_periodic(struct vtimer_list *timer)  in add_virt_timer_periodic()  argument
381 	__add_vtimer(timer, 1);  in add_virt_timer_periodic()
385 static int __mod_vtimer(struct vtimer_list *timer, u64 expires, int periodic)  in __mod_vtimer()  argument
390 	BUG_ON(!timer->function);  in __mod_vtimer()
392 	if (timer->expires == expires && vtimer_pending(timer))  in __mod_vtimer()
395 	rc = vtimer_pending(timer);  in __mod_vtimer()
397 		list_del_init(&timer->entry);  in __mod_vtimer()
398 	timer->interval = periodic ? expires : 0;  in __mod_vtimer()
399 	timer->expires = expires;  in __mod_vtimer()
400 	internal_add_vtimer(timer);  in __mod_vtimer()
408 int mod_virt_timer(struct vtimer_list *timer, u64 expires)  in mod_virt_timer()  argument
410 	return __mod_vtimer(timer, expires, 0);  in mod_virt_timer()
417 int mod_virt_timer_periodic(struct vtimer_list *timer, u64 expires)  in mod_virt_timer_periodic()  argument
419 	return __mod_vtimer(timer, expires, 1);  in mod_virt_timer_periodic()
428 int del_virt_timer(struct vtimer_list *timer)  in del_virt_timer()  argument
432 	if (!vtimer_pending(timer))  in del_virt_timer()
435 	list_del_init(&timer->entry);  in del_virt_timer()