195 static inline bool __mutex_waiter_is_first(struct mutex *lock, struct mutex_waiter *waiter)  in __mutex_waiter_is_first()  argument
197 	return list_first_entry(&lock->wait_list, struct mutex_waiter, list) == waiter;  in __mutex_waiter_is_first()
205 __mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter,  in __mutex_add_waiter()  argument
208 	debug_mutex_add_waiter(lock, waiter, current);  in __mutex_add_waiter()
210 	list_add_tail(&waiter->list, list);  in __mutex_add_waiter()
211 	if (__mutex_waiter_is_first(lock, waiter))  in __mutex_add_waiter()
216 __mutex_remove_waiter(struct mutex *lock, struct mutex_waiter *waiter)  in __mutex_remove_waiter()  argument
218 	list_del(&waiter->list);  in __mutex_remove_waiter()
222 	debug_mutex_remove_waiter(lock, waiter, current);  in __mutex_remove_waiter()
305 			    struct mutex_waiter *waiter)  in ww_mutex_spin_on_owner()  argument
332 	if (!waiter && (atomic_long_read(&lock->owner) & MUTEX_FLAG_WAITERS))  in ww_mutex_spin_on_owner()
339 	if (waiter && !__mutex_waiter_is_first(lock, waiter))  in ww_mutex_spin_on_owner()
353 			 struct ww_acquire_ctx *ww_ctx, struct mutex_waiter *waiter)  in mutex_spin_on_owner()  argument
378 		if (ww_ctx && !ww_mutex_spin_on_owner(lock, ww_ctx, waiter)) {  in mutex_spin_on_owner()
442 		      struct mutex_waiter *waiter)  in mutex_optimistic_spin()  argument
444 	if (!waiter) {  in mutex_optimistic_spin()
476 		if (!mutex_spin_on_owner(lock, owner, ww_ctx, waiter))  in mutex_optimistic_spin()
488 	if (!waiter)  in mutex_optimistic_spin()
495 	if (!waiter)  in mutex_optimistic_spin()
518 		      struct mutex_waiter *waiter)  in mutex_optimistic_spin()  argument
578 	struct mutex_waiter waiter;  in __mutex_lock_common()  local
633 	debug_mutex_lock_common(lock, &waiter);  in __mutex_lock_common()
634 	waiter.task = current;  in __mutex_lock_common()
636 		waiter.ww_ctx = ww_ctx;  in __mutex_lock_common()
642 		__mutex_add_waiter(lock, &waiter, &lock->wait_list);  in __mutex_lock_common()
648 		ret = __ww_mutex_add_waiter(&waiter, lock, ww_ctx);  in __mutex_lock_common()
678 			ret = __ww_mutex_check_kill(lock, &waiter, ww_ctx);  in __mutex_lock_common()
686 		first = __mutex_waiter_is_first(lock, &waiter);  in __mutex_lock_common()
699 			if (mutex_optimistic_spin(lock, ww_ctx, &waiter))  in __mutex_lock_common()
716 		    !__mutex_waiter_is_first(lock, &waiter))  in __mutex_lock_common()
720 	__mutex_remove_waiter(lock, &waiter);  in __mutex_lock_common()
722 	debug_mutex_free_waiter(&waiter);  in __mutex_lock_common()
738 	__mutex_remove_waiter(lock, &waiter);  in __mutex_lock_common()
742 	debug_mutex_free_waiter(&waiter);  in __mutex_lock_common()
941 		struct mutex_waiter *waiter =  in __mutex_unlock_slowpath()  local
945 		next = waiter->task;  in __mutex_unlock_slowpath()
947 		debug_mutex_wake_waiter(lock, waiter);  in __mutex_unlock_slowpath()