Table of Contents

DMKCKS Abstract

Statistics

Type ASSEMBLE
Source Lines : 1,663
Fixes Applied : 10
Most Recent Version : Thursday, December 7, 1978
Last Fix ID : [HRC075DK]

Synopsis

Module 

       DMKCKS

Function 

       CHECKPOINT ANY ALTERATIONS IN THE SPOOL FILE SETUP SO THAT
       THE RECOVERY ROUTINE CAN GET THEM IF WARM START FAILS.

Attributes 

       SERIALLY REUSABLE, PAGEABLE, CALLED VIA SVC

Calls to Other Routines 

       DMKLOCKQ - LOCK THE DMKCKSPL ROUTINE OR WAIT IF
                  ALREADY LOCKED
       DMKSCNRU - FIND REAL DEVICE BLOCK OF IPL DEVICE
       DMKPTRAN - GET THE MAP IN CORE
       DMKPTRUL - UNLOCK THE MAP PAGE
       DMKLOCKD - UNLOCK THE DMKCKSPL ROUTINE
       DMKPGTVG - GET VIRTUAL ADDRESS FOR SLOT BUFFER
       DMKRPAGT - READ INTO CORE A SLOT PAGE
       DMKRPAPT - WRITE A SLOT PAGE TO DASD
       DMKPGTVR - RELEASE THE VIRTUAL PAGE FOR THE SLOT BUFFER