-/* Moving data to/from userspace. */
-EXPORT_SYMBOL(__copy_to_user);
-EXPORT_SYMBOL(__copy_from_user);
+/* Moving data to/from/in userspace. */
+EXPORT_SYMBOL(___copy_to_user);
+EXPORT_SYMBOL(___copy_from_user);
+EXPORT_SYMBOL(___copy_in_user);
+EXPORT_SYMBOL(copy_to_user_fixup);
+EXPORT_SYMBOL(copy_from_user_fixup);
+EXPORT_SYMBOL(copy_in_user_fixup);