On Wed, 10 Dec 2025 17:32:12 +0100 Rob van der Heij
<[email protected]> wrote:

:>If this were facebook, the response would be: if you have to ask this, go
:>find another hobby and get a professional to do it. I'm sure MVS will also
:>need you to respect amode and interrupts.

He isn't talking about frontending. SVC screening only affect the TCB tree of
the specific job.

Of course, key 0 is dangerous.

:>Op wo 10 dec 2025, 17:27 schreef Jonathan Scott <
:>[email protected]>:
:>
:>> From memory, I think the current SVC number for the screening routine is
:>> the last byte of the interrupt code in the prefix of the previous RB level
:>> (chained back from RBLINK in the current RB), at offset -1 from the RB
:>> start.
:>>
:>> Jonathan Scott
:>>
:>>
:>>

--
Binyamin Dissen <[email protected]>
http://www.dissensoftware.com

Director, Dissen Software, Bar & Grill - Israel

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