kernel/object/futex_context.cpp

37     // current_value, and if so it sleeps awaiting a FutexWake() on value_ptr.
38     // Those two steps must together be atomic with respect to FutexWake().
39     // If a FutexWake() operation could occur between them, a userland mutex
63         // All the work necessary for removing us from the hash table was done by FutexWake()
72     // queue, because FutexWake() probably didn't do that.
79     // were *also* woken by FutexWake() (which removed the thread from the
83     // the property that if FutexWake() is called with wake_count=1 and
89     // example, suppose a FutexWake() call from pthread_mutex_unlock()
95     // woken -- the wakeup from the FutexWake() call would have got lost.
99 zx_status_t FutexContext::FutexWake(user_in_ptr<const int> value_ptr,