Programming Interface Information: The Monitor Records are intended Programming Interfaces that allow the customer to write programs to obtain services of z/VM.

#### MRIODDCH

Prolog
Control Block Contents
Cross Reference

#### MRIODDCH Prolog

     DSECT NAME - IODDCH
     FUNCTION - Map a Monitor record.
     LOCATED BY -
            Through the Monitor Control Area
     REFERENCED CONTROL BLOCKS -
            MRRECHDR    Monitor Record Header
     NAME - MRIODDCH
     DESCRIPTIVE NAME - Monitor Event Record
                        Domain  6 - I/O Domain
                        Record 17 - Delete CHPID
     DESCRIPTION - Indicates that a CHPID was removed from the
                   configuration.  This occurs as a result of either
                   the DELETE CHPID command or the MODIFY CU command.

#### MRIODDCH Control Block Contents

    Offsets
    Dec  Hex  Type        Len  Name (Dim)             Description

       0   0  Structure    24  IODDCH                 Start of monitor record
       0   0  Character     0  IODDCH_MRHDR           Record header. See MRRECHDR
                                                      for details.
       0   0  Character    20  MRHDR
       0   0  Unsigned      2  MRHDRLEN
       2   2  Unsigned      2  MRHDRZER
       4   4  Unsigned      1  MRHDRDM
       5   5  Unsigned      1  *
       6   6  Unsigned      2  MRHDRRC
       8   8  Character     8  MRHDRTOD
      16  10  Character     4  *
      20  14  Character     0  MRHDR_END
      20  14  Unsigned      1  IODDCH_CALCHPID        CHPID that was deleted
      21  15  Character     3  *                      Reserved and available for
                                                      IBM use
      24  18  Character     0  IODDCH_END

#### MRIODDCH Cross Reference

                          Hex           Hex
    Name                  Offset Length Value

    IODDCH                     0     24
    IODDCH_CALCHPID           14      1
    IODDCH_END                18      0
    IODDCH_MRHDR               0      0
    MRHDR                      0     20
    MRHDR_END                 14      0
    MRHDRDM                    4      1
    MRHDRLEN                   0      2
    MRHDRRC                    6      2
    MRHDRTOD                   8      8
    MRHDRZER                   2      2

    This information is
    based on z/VM V7R2.0.

    Last updated on 05 August 2020 at 20:43:41.

    Copyright IBM Corporation, 1990, 2020