Have we helped Miklos understand his data exception? Is this exception related to running an SRB in PSW key 8 or is there another explanation for it?
-----Original Message----- From: IBM Mainframe Assembler List [mailto:[email protected]] On Behalf Of Miklos Szigetvari Sent: Friday, June 25, 2010 2:35 AM To: [email protected] Subject: Re: Data exception in SRB routine On 6/24/2010 7:37 PM, Binyamin Dissen wrote: > On Thu, 24 Jun 2010 11:53:40 -0500 Chris Craddock<[email protected]> > wrote: > > :>> > :>> Got a data exception with reason code 7 for an STD instruction in an > :>> SRB routine : > :>> 00000000 *PGM 007 078C2000 D43615B6 00040007 00000000 > :>> The instruction STD FR10,... > :>> As far as I see , the control reg 0 , bit 45 (AFP control) is on . > :>> (It is a z9 S07) > > :>An SRB routine running in PSW key 8?!? WTF? > > Nothing at all wrong with that. It knows that the areas that it needs to > modify are in key8. > > It is a quite bad practice to run in key0 when it is not needed. All sorts of > bad overlays can happen. > > -- > Binyamin Dissen<[email protected]> > http://www.dissensoftware.com > > Director, Dissen Software, Bar& Grill - Israel > > > Should you use the mailblocks package and expect a response from me, > you should preauthorize the dissensoftware.com domain. > > I very rarely bother responding to challenge/response systems, > especially those from irresponsible companies. > > Hi It is running in user key, I don't see the reason for data exception in this case
