97 int user_update(struct key *key, struct key_preparsed_payload *prep)  in user_update()  argument
119 	ret = key_payload_reserve(key, datalen);  in user_update()
123 		if (!test_bit(KEY_FLAG_NEGATIVE, &key->flags))  in user_update()
124 			zap = key->payload.data[0];  in user_update()
127 		rcu_assign_keypointer(key, upayload);  in user_update()
128 		key->expiry = 0;  in user_update()
144 void user_revoke(struct key *key)  in user_revoke()  argument
146 	struct user_key_payload *upayload = key->payload.data[0];  in user_revoke()
149 	key_payload_reserve(key, 0);  in user_revoke()
152 		rcu_assign_keypointer(key, NULL);  in user_revoke()
162 void user_destroy(struct key *key)  in user_destroy()  argument
164 	struct user_key_payload *upayload = key->payload.data[0];  in user_destroy()
174 void user_describe(const struct key *key, struct seq_file *m)  in user_describe()  argument
176 	seq_puts(m, key->description);  in user_describe()
177 	if (key_is_instantiated(key))  in user_describe()
178 		seq_printf(m, ": %u", key->datalen);  in user_describe()
187 long user_read(const struct key *key, char __user *buffer, size_t buflen)  in user_read()  argument
192 	upayload = user_key_payload(key);  in user_read()