-----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Binyamin Dissen Sent: Wednesday, December 16, 2009 12:54 PM To: [email protected] Subject: Re: PSATOLD = 0 when under "PRB" !?!?
On Wed, 16 Dec 2009 09:56:58 -0500 "Thompson, Steve" <[email protected]> wrote: :>I was looking back in the archives at posts discussing PSATOLD being :>zero. :>The one thing pointed out is, in a dump, when processing by IPCS, one :>could see PSATOLD for a processor being zero. :>The problem is, we are examining PSATOLD while running. We are not using :>SRBs directly, so our code is written for PRB mode, and we go to obtain :>PSATOLD to get the current TCB address to find that it is ZERO. :>So the question that I have is, under what conditions can PSATOLD be :>zero? From days gone by, this would seem to be some kind of dispatching :>bug if this is not set prior to dispatching a program that is PRB based. Might an AR be involved? <SNIP> No, we are not in AR mode. We do not do x-mem in this code except for what IBM does under the covers. Regards, Steve Thompson ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
