SKRBK - 32-bit CP - V4R4.0

Programming Interface Information: This information is NOT intended to be used as Programming Interfaces of z/VM.

#### SKRBK

Prolog

Control Block Contents
SKRBK DSECT

Storage Layout

Cross Reference (Contains links to field and bit definitions)

#### SKRBK Prolog

     NAME       : HCPSKRBK
     DESCRIPTION: STORAGE KEY RECORD BLOCK
     DSECT      : SKRBK
     FUNCTION   : HCPSKRBK HOLDS THE STORAGE KEY OF THE CORRESPONDING PAGE
                  IN STORAGE IF THE PAGE WAS DUMPED. ONE STORAGE KEY RECORD
                  CAN HOLD THE KEYS FOR 16 MEGS OF STORAGE.
     LOCATED BY : FOLLOWS THE DUMP SYMPTOM RECORD (HCPDSRBK), THE DUMP
                  FILE INFORMATION RECORD (DFIR), AND THE BIT MAP RECORDS
                  IN THE DUMP SENT TO TAPE OR TO SYSTEM DUMP FILE (DASD).
     CREATED BY : THE SOFT ABEND PROCESSOR. THIS BLOCK IS NOT OBTAINED
                  FROM FREE STORAGE.
     DELETED BY : NOT APPLICABLE
     SERIALIZED : THE SOFT ABEND LOCK (HCPABNLK)

#### SKRBK Control Block Content

#### SKRBK DSECT

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      SKRBK          STORAGE KEY RECORD BLOCK
    0000    0 Bitstring    1 SKRBKLST (0)   START OF VARIABLE LENGTH DATA
    0000    0 Bitstring    1 SKRENTRY       STORAGE KEY ENTRY
              .... ...1      SKRMSINC       X'01' TEST FOR INCONSISTENT DATA
              1111 111.      SKRMSKIN       X'FE' MASK INCONSISTENT BIT OFF
    0001    1 Bitstring    1 SKRNEXT (0)    NEXT STORAGE KEY ENTRY

#### SKRBK Storage Layout

    *** SKRBK - STORAGE KEY RECORD BLOCK
    *
    *
    *** SKRBK - STORAGE KEY RECORD BLOCK

    *** Overlay for SKRBKLST in SKRBK
    *
    *     +------+
    *   0 |:ENTRY|
    *     +------+
    *
    *** Overlay for SKRBKLST in SKRBK

#### SKRBK Cross Reference

    Symbol         Dspl Value
    -------------- ---- -----
    SKRBKLST       0000
    SKRENTRY       0000
    SKRMSINC       0000 01
    SKRMSKIN       0000 FE
    SKRNEXT        0001

This information is based on z/VM V4R4.0. Last updated on 29 Jul 2003 at 16:17:30 EDT.
Copyright IBM Corporation, 1990, 2003