v4.19.13 snapshot.
diff --git a/fs/exportfs/Makefile b/fs/exportfs/Makefile
new file mode 100644
index 0000000..d7c5d4d
--- /dev/null
+++ b/fs/exportfs/Makefile
@@ -0,0 +1,6 @@
+#
+# Makefile for the filesystem export support routines.
+
+obj-$(CONFIG_EXPORTFS) += exportfs.o
+
+exportfs-objs := expfs.o