diff --git a/sys/netipx/ipx_input.c b/sys/netipx/ipx_input.c
index b751ea4c965..eb892c2a8cf 100644
--- a/sys/netipx/ipx_input.c
+++ b/sys/netipx/ipx_input.c
@@ -427,6 +427,10 @@ register struct route *ro;
 	}
 }
 
+/*
+ * XXXRW: This code should be run in its own netisr dispatch to avoid a call
+ * back into the socket code from the IPX output path.
+ */
 void
 ipx_watch_output(m, ifp)
 struct mbuf *m;