Thanks. As the culprit program was not apparent I got around this by writing my 
own version of the REXX storage function and added a profile for it to the 
PROGRAM class. 

-----Original Message-----
From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf 
Of Ed Jaffe
Sent: Thursday, January 24, 2019 5:36 PM
To: [email protected]
Subject: Re: REXX syscalls and the dirty bit

On 1/24/2019 7:25 AM, Steve Austin wrote:
> Hi, I'm using the 'shmat' syscall to attach a shared memory object, but using 
> the REXX storage function to alter it causes the dirty bit to be set. Any 
> idea why this is or how to prevent it?

That means you've loaded a module from a library that isn't program controlled.

If you're a RACF shop, issue the "RLIST PROGRAM *" command to see your current 
definitions.


-- 
Phoenix Software International
Edward E. Jaffe
831 Parkview Drive North
El Segundo, CA 90245
https://www.phoenixsoftware.com/


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