Our IKJEFF10 (TSO submit exit) exists in LINKLIST. As I recall, in the
past, I have simply replaced the module in the proper library and did an F
LLA,REFRESH to  start using the new version. Again, IIRC, this exit is
invoked by the TMP using a simple LINK (or something like LINK)
instruction. It may be necessary to have your TSO users logoff and back on
to pick up the new copy of the exit.


On Thu, May 1, 2014 at 7:25 PM, Jon Perryman <[email protected]> wrote:

> TSO exits are not designed to be dynamic but you can do things to make it
> work dynamically. I don't use these exits so I can't say specifically what
> will work. Here is what I would try. Be sure to consider overhead when
> implementing your exits.
>
> 1. Try placing the  the exit into LPA and use SETPROG to replace it as
> needed. Each user may need to logoff/logon to get the new version of the
> exit.
>
> 2. If that does not work, then CSVDYNEX was designed specifically to
> implement / call exits. This method would require you create a stub submit
> exit that simply calls CSVDYNEX REQUEST=CALL passing the R0/R1 that was
> received by the stub. This method has more overhead and could possibly be
> high overhead for very large jobs. To reduce the overhead, you could have
> use REQUEST=CALL at JOB (and first time) and have it return the address you
> actually want to call. Your stub exit would then save this address in the
> exit parms for subsequent calls and call this address from the stub.
>
> There are other methods available but try these before you use them. Those
> methods were specifically disabled by IBM for a reason (e.g. security
> exposures). If you must use insecure methods, then only use them for
> development purposes on a standalone system.
>
> Jon Perryman
>
>
> >________________________________
> > From: Dno <[email protected]>
> >
> >
> >
> >Can it be done? Install a new version, back off if necessary without an
> IPL?
> >
>
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-- 
There is nothing more pleasant than traveling and meeting new people!
Genghis Khan

Maranatha! <><
John McKown

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