101 int user_update(struct key *key, struct key_preparsed_payload *prep)  in user_update()  argument
107 	ret = key_payload_reserve(key, prep->datalen);  in user_update()
112 	key->expiry = prep->expiry;  in user_update()
113 	if (key_is_positive(key))  in user_update()
114 		zap = dereference_key_locked(key);  in user_update()
115 	rcu_assign_keypointer(key, prep->payload.data[0]);  in user_update()
128 void user_revoke(struct key *key)  in user_revoke()  argument
130 	struct user_key_payload *upayload = user_key_payload_locked(key);  in user_revoke()
133 	key_payload_reserve(key, 0);  in user_revoke()
136 		rcu_assign_keypointer(key, NULL);  in user_revoke()
146 void user_destroy(struct key *key)  in user_destroy()  argument
148 	struct user_key_payload *upayload = key->payload.data[0];  in user_destroy()
158 void user_describe(const struct key *key, struct seq_file *m)  in user_describe()  argument
160 	seq_puts(m, key->description);  in user_describe()
161 	if (key_is_positive(key))  in user_describe()
162 		seq_printf(m, ": %u", key->datalen);  in user_describe()
171 long user_read(const struct key *key, char __user *buffer, size_t buflen)  in user_read()  argument
176 	upayload = user_key_payload_locked(key);  in user_read()