53 rt_mutex_set_owner(struct rt_mutex *lock, struct task_struct *owner)  in rt_mutex_set_owner()  argument
55 	unsigned long val = (unsigned long)owner;  in rt_mutex_set_owner()
60 	WRITE_ONCE(lock->owner, (struct task_struct *)val);  in rt_mutex_set_owner()
65 	lock->owner = (struct task_struct *)  in clear_rt_mutex_waiters()
66 			((unsigned long)lock->owner & ~RT_MUTEX_HAS_WAITERS);  in clear_rt_mutex_waiters()
71 	unsigned long owner, *p = (unsigned long *) &lock->owner;  in fixup_rt_mutex_waiters()  local
134 	owner = READ_ONCE(*p);  in fixup_rt_mutex_waiters()
135 	if (owner & RT_MUTEX_HAS_WAITERS)  in fixup_rt_mutex_waiters()
136 		WRITE_ONCE(*p, owner & ~RT_MUTEX_HAS_WAITERS);  in fixup_rt_mutex_waiters()
144 # define rt_mutex_cmpxchg_acquire(l,c,n) (cmpxchg_acquire(&l->owner, c, n) == c)
145 # define rt_mutex_cmpxchg_release(l,c,n) (cmpxchg_release(&l->owner, c, n) == c)
154 	unsigned long owner, *p = (unsigned long *) &lock->owner;  in mark_rt_mutex_waiters()  local
157 		owner = *p;  in mark_rt_mutex_waiters()
158 	} while (cmpxchg_relaxed(p, owner,  in mark_rt_mutex_waiters()
159 				 owner | RT_MUTEX_HAS_WAITERS) != owner);  in mark_rt_mutex_waiters()
172 	struct task_struct *owner = rt_mutex_owner(lock);  in unlock_rt_mutex_safe()  local
200 	return rt_mutex_cmpxchg_release(lock, owner, NULL);  in unlock_rt_mutex_safe()
209 	lock->owner = (struct task_struct *)  in mark_rt_mutex_waiters()
210 			((unsigned long)lock->owner | RT_MUTEX_HAS_WAITERS);  in mark_rt_mutex_waiters()
220 	lock->owner = NULL;  in unlock_rt_mutex_safe()
931 	struct task_struct *owner = rt_mutex_owner(lock);  in task_blocks_on_rt_mutex()  local
947 	if (owner == task)  in task_blocks_on_rt_mutex()
965 	if (!owner)  in task_blocks_on_rt_mutex()
968 	raw_spin_lock(&owner->pi_lock);  in task_blocks_on_rt_mutex()
970 		rt_mutex_dequeue_pi(owner, top_waiter);  in task_blocks_on_rt_mutex()
971 		rt_mutex_enqueue_pi(owner, waiter);  in task_blocks_on_rt_mutex()
973 		rt_mutex_adjust_prio(owner);  in task_blocks_on_rt_mutex()
974 		if (owner->pi_blocked_on)  in task_blocks_on_rt_mutex()
981 	next_lock = task_blocked_on_lock(owner);  in task_blocks_on_rt_mutex()
983 	raw_spin_unlock(&owner->pi_lock);  in task_blocks_on_rt_mutex()
997 	get_task_struct(owner);  in task_blocks_on_rt_mutex()
1001 	res = rt_mutex_adjust_prio_chain(owner, chwalk, lock,  in task_blocks_on_rt_mutex()
1042 	lock->owner = (void *) RT_MUTEX_HAS_WAITERS;  in mark_wakeup_next_waiter()
1069 	struct task_struct *owner = rt_mutex_owner(lock);  in remove_waiter()  local
1083 	if (!owner || !is_top_waiter)  in remove_waiter()
1086 	raw_spin_lock(&owner->pi_lock);  in remove_waiter()
1088 	rt_mutex_dequeue_pi(owner, waiter);  in remove_waiter()
1091 		rt_mutex_enqueue_pi(owner, rt_mutex_top_waiter(lock));  in remove_waiter()
1093 	rt_mutex_adjust_prio(owner);  in remove_waiter()
1096 	next_lock = task_blocked_on_lock(owner);  in remove_waiter()
1098 	raw_spin_unlock(&owner->pi_lock);  in remove_waiter()
1108 	get_task_struct(owner);  in remove_waiter()
1112 	rt_mutex_adjust_prio_chain(owner, RT_MUTEX_MIN_CHAINWALK, lock,  in remove_waiter()
1618 		lock->owner = NULL;  in __rt_mutex_futex_unlock()
1676 	lock->owner = NULL;  in __rt_mutex_init()