--- cvsroot/AnyEvent-MP/MP.pm	2009/09/07 18:33:44	1.81
+++ cvsroot/AnyEvent-MP/MP.pm	2009/09/07 18:42:09	1.82
@@ -623,7 +623,9 @@
 exists or it runs out of package names.
 
 The init function is then called with the newly-created port as context
-object (C<$SELF>) and the C<@initdata> values as arguments.
+object (C<$SELF>) and the C<@initdata> values as arguments. It I<must>
+call one of the C<rcv> functions to set callbacks on C<$SELF>, otherwise
+the port might not get created.
 
 A common idiom is to pass a local port, immediately monitor the spawned
 port, and in the remote init function, immediately monitor the passed
@@ -657,6 +659,7 @@
    my $port = shift;
    my $init = shift;
 
+   # rcv will create the actual port
    local $SELF = "$NODE#$port";
    eval {
       &{ load_func $init }