v4.19.13 snapshot.
diff --git a/net/nsh/Kconfig b/net/nsh/Kconfig
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+menuconfig NET_NSH
+	tristate "Network Service Header (NSH) protocol"
+	default n
+	---help---
+	  Network Service Header is an implementation of Service Function
+	  Chaining (RFC 7665). The current implementation in Linux supports
+	  only MD type 1 and only with the openvswitch module.
+
+	  If unsure, say N.