extern struct key_type *key_type_lookup(const char *type);
extern void key_type_put(struct key_type *ktype);
-extern int __key_link(struct key *keyring, struct key *key);
+extern int __key_link_begin(struct key *keyring,
+ const struct key_type *type,
+ const char *description,
+ struct keyring_list **_prealloc);
+extern int __key_link_check_live_key(struct key *keyring, struct key *key);
+extern void __key_link(struct key *keyring, struct key *key,
+ struct keyring_list **_prealloc);
+extern void __key_link_end(struct key *keyring,
+ struct key_type *type,
+ struct keyring_list *prealloc);
extern key_ref_t __keyring_search_one(key_ref_t keyring_ref,
const struct key_type *type,
extern int install_user_keyrings(void);
extern int install_thread_keyring_to_cred(struct cred *);
extern int install_process_keyring_to_cred(struct cred *);
+extern int install_session_keyring_to_cred(struct cred *, struct key *);
extern struct key *request_key_and_link(struct key_type *type,
const char *description,