-extern int __atomic_sub(int, atomic_t *);
-extern int __atomic64_sub(__s64, atomic64_t *);
+extern int atomic_add_ret(int, atomic_t *);
+extern int atomic64_add_ret(int, atomic64_t *);
+extern int atomic_sub_ret(int, atomic_t *);
+extern int atomic64_sub_ret(int, atomic64_t *);