diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 2a3533e..5e3ad92 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -251,6 +251,7 @@
 					const char *hostname,
 					const size_t hostname_len,
 					const int create);
+struct nsm_handle *nsm_reboot_lookup(const struct nlm_reboot *info);
 void		  nsm_release(struct nsm_handle *nsm);
 
 /*