extern void defer_rcu(void (*fct)(void *p), void *p);
-/*
- * call_rcu will eventually be implemented with an API similar to the Linux
- * kernel call_rcu(), which will allow its use within RCU read-side C.S.
- * Generate an error if used for now.
- */
-
-#define call_rcu __error_call_rcu_not_implemented_please_use_defer_rcu
-
/*
* Thread registration for reclamation.
*/
-extern void rcu_defer_register_thread(void);
+extern int rcu_defer_register_thread(void);
extern void rcu_defer_unregister_thread(void);
extern void rcu_defer_barrier(void);
extern void rcu_defer_barrier_thread(void);