188 	union futex_key key;
218 	union futex_key key;
221 	union futex_key *requeue_pi_key;
362 static struct futex_hash_bucket *hash_futex(union futex_key *key)  in hash_futex()
378 static inline int match_futex(union futex_key *key1, union futex_key *key2)  in match_futex()
487 static int get_futex_key(u32 __user *uaddr, bool fshared, union futex_key *key,  in get_futex_key()
697 					union futex_key *key)  in futex_top_waiter()
830 	union futex_key key = FUTEX_KEY_INIT;  in exit_pi_state_list()
1196 static int attach_to_pi_owner(u32 __user *uaddr, u32 uval, union futex_key *key,  in attach_to_pi_owner()
1288 			   union futex_key *key, struct futex_pi_state **ps,  in lookup_pi_state()
1348 				union futex_key *key,  in futex_lock_pi_atomic()
1588 	union futex_key key = FUTEX_KEY_INIT;  in futex_wake()
1683 	union futex_key key1 = FUTEX_KEY_INIT, key2 = FUTEX_KEY_INIT;  in futex_wake_op()
1774 		   struct futex_hash_bucket *hb2, union futex_key *key2)  in requeue_futex()
1806 void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key,  in requeue_pi_wake_futex()
1849 			   struct futex_hash_bucket *hb2, union futex_key *key1,  in futex_proxy_trylock_atomic()
1850 			   union futex_key *key2, struct futex_pi_state **ps,  in futex_proxy_trylock_atomic()
1918 	union futex_key key1 = FUTEX_KEY_INIT, key2 = FUTEX_KEY_INIT;  in futex_requeue()
2962 	union futex_key key = FUTEX_KEY_INIT;  in futex_unlock_pi()
3112 				   struct futex_q *q, union futex_key *key2,  in handle_early_requeue_pi_wakeup()
3191 	union futex_key key2 = FUTEX_KEY_INIT;  in futex_wait_requeue_pi()