This was when I used R7 R7 had the address of the IOAREA it abended 800 RC 4 
when I got the storage from sp 233 it worked 

This is application code subpool zero shouldn’t give me a problem 

> On Mar 22, 2023, at 2:48 AM, Binyamin Dissen <[email protected]> 
> wrote:
> 
> Because when you supply IOBUFF as the address of the buffer it will overlay
> storage following that label. That includes register save areas, code, etc.
> Any kind of abend may occur.
> 
> Look at your dump very carefully. See if the entire working storage is as
> expected.
> 
> Look at the trace table before the abend and t6he BEA. How did you get there?
> 
> 
> On Tue, 21 Mar 2023 21:26:20 -0400 Joseph Reichman <[email protected]>
> wrote:
> 
> :>This totally crazy I abended 800 RC 4 
> :>Looked at the abend codes says  system EXCPVSR was trying to page fix 
> storage 
> :>
> :>I then got sp 233 says it’s fixed and also key 0 
> :>Worked 
> :>
> :>I don’t get it there is no reason for the IOAREA to be sp 233 subpool 0 
> should be good enough 
> :>
> :>
> :>
> :>> On Mar 21, 2023, at 11:43 AM, Seymour J Metz <[email protected]> wrote:
> :>> 
> :>> ?You have to give READ the address of the buffer, not the address of a 
> pointer to it.
> :>> 
> :>> For 64-bit there is a different DECB format; I believe that's SF64.
> :>> 
> :>> ________________________________________
> :>> From: IBM Mainframe Discussion List <[email protected]> on behalf 
> of Joseph Reichman <[email protected]>
> :>> Sent: Tuesday, March 21, 2023 11:22 AM
> :>> To: [email protected]
> :>> Subject: Re: BSAM READ AMODE 31 RMODE 31
> :>> 
> :>> Still have problems
> :>> 
> :>> With the read
> :>> 
> :>> I tried last night and it worked let me explain
> :>> 
> :>> The address of the IO area I store in a full word
> :>> IOBUFF
> :>> 
> :>> When I did LA R7,IOBUFF
> :>> And then did
> :>> 
> :>> READ ADATADECB,SF,(R6),(R7),’S’,MF=E
> :>> 
> :>> It worked today morning didn’t change code had problems
> :>> 
> :>> When I did L R7,IOBUFF it didn’t
> :>> 
> :>> I know both Binyamin and Charles Mills in their example had Load but it 
> doesn’t make sense
> :>> 
> :>> At +12 is the address of a pointer to the IOAREA if that were the address 
> it self
> :>> 
> :>> What if you had a 64 bit pointer (which bsam supoorts) so it had to be a 
> pointer to where the pointer ( in 64 bit  that would 8 bytes )
> :>> Thanks
> :>> 
> :>> 
> :>>> On Mar 20, 2023, at 3:46 PM, Seymour J Metz <[email protected]> wrote:
> :>>> 
> :>>> ?IMHO it's clearer to just use
> :>>> 
> :>>> READ  PDSDECB,SF,PDSDCB,address _of_READ_buffer,MF=E
> :>>> CHECK PDSDECB
> :>>> 
> :>>> 
> :>>> --
> :>>> Shmuel (Seymour J.) Metz
> :>>> http://mason.gmu.edu/~smetz3
> :>>> 
> :>>> ________________________________________
> :>>> From: IBM Mainframe Discussion List [[email protected]] on behalf 
> of Joseph Reichman [[email protected]]
> :>>> Sent: Monday, March 20, 2023 9:20 AM
> :>>> To: [email protected]
> :>>> Subject: BSAM READ AMODE 31 RMODE 31
> :>>> 
> :>>>          Hi
> :>>> 
> :>>> 
> :>>> 
> :>>> I know Charles Mills answered my question nearly 4 weeks ago but I would
> :>>> just like to corroborate the I/O areas for the read can be 31 bit 
> addressing
> :>>> only the dcb and decb need to be below the line
> :>>> 
> :>>> I am running AMODE 31 RMODE 31
> :>>> 
> :>>> 
> :>>> 
> :>>> The DCB is below the line as well as the DECB
> :>>> 
> :>>> 
> :>>> 
> :>>> My read returns ok
> :>>> 
> :>>> 
> :>>> 
> :>>> After I set a beak point after the CHECK I get As S0D9 ABEND with a SDUMP
> :>>> 
> :>>> 
> :>>> 
> :>>> This the example that Charles sent to me does nt say anything about the
> :>>> IOAREAS or pointers to the IOAREAS
> :>>> 
> :>>> 
> :>>> 
> :>>> LA Rn,PDSDCB
> :>>> 
> :>>> ST Rn,PDSDECB+8 PLACE DCB ADDRESS IN DECB
> :>>> 
> :>>> L Rn,address  of READ buffer
> :>>> 
> :>>> READ PDSDECB,SF,,(Rn),MF=E CHECK PDSDECB
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> This is my read
> :>>> 
> :>>> 
> :>>> 
> :>>> READ  ADATADECB,SF,(R6),IOBUFF,'S',MF=E
> :>>> 
> :>>> 
> :>>> 
> :>>> The  IOBUFF is a full word  pointer to the storage I obtain
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> Here is my code
> :>>> 
> :>>> 
> :>>> 
> :>>>         LA    R0,IODSECTLEN
> :>>> 
> :>>>         STORAGE OBTAIN,LENGTH=(R0),ADDR=(R6),LOC=BELOW,SP=0
> :>>> 
> :>>>         LR    R9,R6
> :>>> 
> :>>>         USING IHADCB,R9
> :>>> 
> :>>>         USING IODSECT,R6
> :>>> 
> :>>> *
> :>>> 
> :>>> *
> :>>> 
> :>>>         LA    R7,SYSADATA
> :>>> 
> :>>>         MVC   0(IODSECTLEN,R6),0(R7)
> :>>> 
> :>>> *
> :>>> 
> :>>>         LA    R7,SYSDCBE-SYSADATA(,R6)
> :>>> 
> :>>>         ST    R7,DCBDCBE
> :>>> 
> :>>>         LA    R7,EX24LST-SYSADATA(,R6)
> :>>> 
> :>>>         STCM  R7,B'0111',DCBEXLSA
> :>>> 
> :>>>         LA    R7,ABND24-SYSADATA(,R6)
> :>>> 
> :>>>         STCM  R7,B'0111',ABND24ADR-SYSADATA(R6)
> :>>> 
> :>>>         LA    R7,ABENDRTN
> :>>> 
> :>>>         ST    R7,ABEND31-SYSADATA(,R6)
> :>>> 
> :>>> *
> :>>> 
> :>>> T                  L     R0,=F'31996'
> :>>> 
> :>>> *
> :>>> 
> :>>>         STORAGE OBTAIN,LENGTH=(R0),ADDR=(R7),LOC=RES,SP=0
> :>>> 
> :>>> *        LA    R7,IOAREA
> :>>> 
> :>>> *        ST    R7,IOPTR
> :>>> 
> :>>> *
> :>>> 
> :>>>         ST    R7,IOBUFF
> :>>> 
> :>>>         MVC   OPEN_LST(OPEN_LEN),OPEN_CON
> :>>> 
> :>>>         OPEN  ((R6),INPUT),MF=(E,OPEN_LST),MODE=31
> :>>> 
> :>>> *
> :>>> 
> :>>>         TM    DCBOFLGS,DCBOFOPN
> :>>> 
> :>>>         BZ    EXITDEBG
> :>>> 
> :>>>         USING ASMADATA,R7
> :>>> 
> :>>>         L     R10,IOBUFF
> :>>> 
> :>>> PROCADATA DS   0H
> :>>> 
> :>>>         READ  ADATADECB,SF,(R6),IOBUFF,'S',MF=E
> :>>> 
> :>>> *
> :>>> 
> :>>>         CHECK ADATADECB
> :>>> 
> :>>> *
> :>>> 
> :>>> OPEN_CON OPEN (*-*,INPUT),MF=L,MODE=31
> :>>> 
> :>>> SYSADATA DCB DDNAME=SYSADATA,RECFM=VB,MACRF=RP,DSORG=PS,DCBE=SYSDCBE,EXX
> :>>> 
> :>>>              LST=EX24LST
> :>>> 
> :>>> 
> :>>> 
> :>>>         IHADECB DSECT=NO
> :>>> 
> :>>> DECBLEN  EQU   *-DECB
> :>>> 
> :>>> SYSDCBE  DCBE EODAD=FIN,GETSIZE=YES,LOC=ANY,RMODE31=BUFF,SYNAD=SYNAD,VEX
> :>>> 
> :>>>              RSION=1
> :>>> 
> :>>> EX24LST        DS  0F
> :>>> 
> :>>> ADATAEXLST     DC  AL1(EXLDCBAB+X'80')
> :>>> 
> :>>> ABND24ADR      DS  AL3
> :>>> 
> :>>> ABND24         DS  0H
> :>>> 
> :>>>              L   R15,ABEND31-SYSADATA(,R15)
> :>>> 
> :>>>              BSM 0,R15
> :>>> 
> :>>> ABEND31        DS  XL4
> :>>> 
> :>>> STROGE24       EQU *-EX24LST
> :>>> 
> :>>> *
> :>>> 
> :>>> IODSECT   DSECT
> :>>> 
> :>>> ADATADCB  DS    CL(DCBLNGBS)
> :>>> 
> :>>> ADATADECB DS    CL(DECBLEN)
> :>>> 
> :>>> ADATADCBE DS    CL(DCBELENV1)
> :>>> 
> :>>>         DS    0F
> :>>> 
> :>>> INST31    DS    CL(STROGE24)
> :>>> 
> :>>> IODSECTLEN EQU  *-IODSECT
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> 
> :>>> ----------------------------------------------------------------------
> :>>> For IBM-MAIN subscribe / signoff / archive access instructions,
> :>>> send email to [email protected] with the message: INFO IBM-MAIN
> :>>> 
> :>>> ----------------------------------------------------------------------
> :>>> For IBM-MAIN subscribe / signoff / archive access instructions,
> :>>> send email to [email protected] with the message: INFO IBM-MAIN
> :>> 
> :>> ----------------------------------------------------------------------
> :>> For IBM-MAIN subscribe / signoff / archive access instructions,
> :>> send email to [email protected] with the message: INFO IBM-MAIN
> :>> 
> :>> 
> :>> ----------------------------------------------------------------------
> :>> For IBM-MAIN subscribe / signoff / archive access instructions,
> :>> send email to [email protected] with the message: INFO IBM-MAIN
> :>
> :>----------------------------------------------------------------------
> :>For IBM-MAIN subscribe / signoff / archive access instructions,
> :>send email to [email protected] with the message: INFO IBM-MAIN
> 
> --
> Binyamin Dissen <[email protected]>
> http://www.dissensoftware.com
> 
> Director, Dissen Software, Bar & Grill - Israel
> 
> ----------------------------------------------------------------------
> For IBM-MAIN subscribe / signoff / archive access instructions,
> send email to [email protected] with the message: INFO IBM-MAIN

----------------------------------------------------------------------
For IBM-MAIN subscribe / signoff / archive access instructions,
send email to [email protected] with the message: INFO IBM-MAIN

Reply via email to