Preface
This publication summarizes the assists for
Virtual-MachineFacility/370 (VM/370) and gives
a detailed description of the virtual-machine assist
and theshadow-table,..bypass assist.
This publication is intended for system
programmers. The reader should be familiar with
the general machine functions ofSystem/370, as
described in IBM System!370 Principles of Operation, GA22-7000, and with the VM!370 system. The reader may also wish to refer to IBM
Virtual Machine Facility!370: System Logic and
Problem Determination Guide,SY20-0885, and to
IBM Virtual Machine Facility!370: Data Areas
and Control Block Logic,SY20-0884. First Edition (May 1980)
Changes are periodically made to the information herein; before using this
pUblication in connection with the operation of IBM equipment, refer to the
IBM System/360 Bibliography,GC20-0360, IBM System/3 70 and 4300 Processors Bibliography, GC2D-000l, for editions that are applicable and
current.
It is possible that this material may contain reference to, or information
about, IBM products (machines and programs), programming, or services
that are not announced in your country.Such references or information
must not be construed to mean that IBM intends to announce such IBM
products, programming, or services in your country.
Publications are not stocked at the address given below; requests for IBM
publications should be made to your IBM representative or to the IBM
branch office serving your locality.
A form for reader's comments is provided at the back of this publication. If
the form has been removed, comments may be addressed to IBM Corpora
tion,Product Publications, Department B98, PO Box 390, Poughkeepsie, NY, U.S.A. 12602. IBM may use or distribute any of the information you supply
in any way it believes appropriate without incurring any obligation whatever.You may, of course, continue to use the information you supply.
© Copyright International Business Machines Corporation1980
This publication summarizes the assists for
Virtual-Machine
a detailed description of the virtual-machine assist
and the
This publication is intended for system
programmers. The reader should be familiar with
the general machine functions of
described in IBM System!
Virtual Machine Facility!
Problem Determination Guide,
IBM Virtual Machine Facility!
and Control Block Logic,
Changes are periodically made to the information herein; before using this
pUblication in connection with the operation of IBM equipment, refer to the
IBM System/360 Bibliography,
current.
It is possible that this material may contain reference to, or information
about, IBM products (machines and programs), programming, or services
that are not announced in your country.
must not be construed to mean that IBM intends to announce such IBM
products, programming, or services in your country.
Publications are not stocked at the address given below; requests for IBM
publications should be made to your IBM representative or to the IBM
branch office serving your locality.
A form for reader's comments is provided at the back of this publication. If
the form has been removed, comments may be addressed to IBM Corpora
tion,
in any way it believes appropriate without incurring any obligation whatever.
© Copyright International Business Machines Corporation