You are absolutely right I’ll fix pronto > On Mar 23, 2023, at 11:38 AM, Michael Stein <m...@zlvfc.com> wrote: > > On Thu, Mar 23, 2023 at 08:56:43AM -0400, Joseph Reichman wrote: >> Here is the code if you page down the email you will see "Here is the >> DCB//DECB/DCBE and exlst code" > > Another partial source which ignores that you are authorized. > > When you are authorized (especially key zero/system key/supervisor) > the system calls have different behavior. > > subpools for example: > > https://www.ibm.com/docs/en/zos/2.1.0?topic=summary-storage-subpools > > 6. Subpools 0-127, 131, and 132 are the only valid subpools for > unauthorized programs. A request by an unauthorized program for a > subpool other than 0-127, 131, or 132 causes abnormal termination > of the program. > >> As I said when get the I/O area from sp=0 I abend 800 rc 4 from sp=233 which >> is fixed its okay > > https://www.ibm.com/docs/en/zos/2.1.0?topic=codes-800 > > 800 > Explanation > During processing of an I/O request, execute channel program (EXCP) > processing encountered an error. Most instances of the X'800' ABEND code > have a reason code that explains the error. After the pages for a buffer > were fixed, an LRA instruction for a page in the buffer got a nonzero > condition code. This means that page is not valid. > > 04 > A program issued SVC 114, the EXCPVR macro, but an error occurred during > page-fix or page-unfix processing. A page-fix error can occur if the EXCP > processor tries to fix pages that are not assigned to the caller's ASID. > > So you convinced BSAM to use some authorized path for the I/O and > tried to use as buffers storage it couldn't use for I/O... > > Try BSAM without authorization first and don't include any extra options > you haven't researched, especially ones requiring authorization. > > The default for QSAM is that the open routine gets the buffers and > you don't deal with buffers, you just get records. > > The default for BSAM is that you supply the buffers. The buffers > can come from: > > a. you request storage from the system via getmain or storage etc.. > > b. you have the access method buffer management routines get > buffers which you then ask for buffers. > > SC23-6852-03 z-OS DFSMS Macro Instructions for Data Sets V2R2 2015 > dgt3d510.pdf > > The BUILD macro is used to construct a buffer pool in an area provided > by the problem program. The buffer pool can be used by more than one > data set through separate data control blocks. For BDAM, BISAM, BPAM > and BSAM your program can obtain individual buffers from the buffer > pool using the GETBUF macro, and return them to the buffer pool using > a FREEBUF macro. For QISAM and QSAM, OPEN obtains buffers from and > CLOSE returns buffers to the buffer pool. See z/OS DFSMS Using Data > Sets for an explanation of the interaction of the DCB, BUILD, and > GETBUF macros in each access method, and the buffer size requirements. > > c. storage in your program (obviously not reentrant). > > I've never taken path (b), only (a) or (c). > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
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