1412 	struct futex_q *top_waiter;  in futex_lock_pi_atomic()  local
1438 	top_waiter = futex_top_waiter(hb, key);  in futex_lock_pi_atomic()
1439 	if (top_waiter)  in futex_lock_pi_atomic()
1440 		return attach_to_pi_state(uaddr, uval, top_waiter->pi_state, ps);  in futex_lock_pi_atomic()
1555 	struct rt_mutex_waiter *top_waiter;  in wake_futex_pi()  local
1562 	top_waiter = rt_mutex_top_waiter(&pi_state->pi_mutex);  in wake_futex_pi()
1563 	if (WARN_ON_ONCE(!top_waiter)) {  in wake_futex_pi()
1576 	new_owner = top_waiter->task;  in wake_futex_pi()
2035 	struct futex_q *top_waiter = NULL;  in futex_proxy_trylock_atomic()  local
2053 	top_waiter = futex_top_waiter(hb1, key1);  in futex_proxy_trylock_atomic()
2056 	if (!top_waiter)  in futex_proxy_trylock_atomic()
2063 	if (!top_waiter->rt_waiter || top_waiter->pi_state)  in futex_proxy_trylock_atomic()
2067 	if (!match_futex(top_waiter->requeue_pi_key, key2))  in futex_proxy_trylock_atomic()
2071 	if (!futex_requeue_pi_prepare(top_waiter, NULL))  in futex_proxy_trylock_atomic()
2082 	ret = futex_lock_pi_atomic(pifutex, hb2, key2, ps, top_waiter->task,  in futex_proxy_trylock_atomic()
2091 		requeue_pi_wake_futex(top_waiter, key2, hb2);  in futex_proxy_trylock_atomic()
2094 		futex_requeue_pi_complete(top_waiter, ret);  in futex_proxy_trylock_atomic()
3194 	struct futex_q *top_waiter;  in futex_unlock_pi()  local
3221 	top_waiter = futex_top_waiter(hb, &key);  in futex_unlock_pi()
3222 	if (top_waiter) {  in futex_unlock_pi()
3223 		struct futex_pi_state *pi_state = top_waiter->pi_state;  in futex_unlock_pi()