diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 5c0014d..8787f77 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1422,6 +1422,7 @@
 				struct nfs_open_context *ctx,
 				int open_flags,
 				struct iattr *iattr);
+	int (*have_delegation)(struct inode *, fmode_t);
 	struct nfs_client *
 		(*init_client) (struct nfs_client *, const struct rpc_timeout *,
 				const char *, rpc_authflavor_t);