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Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM. |
PPRLG
Control Block Contents
PPRLG DSECT
Cross Reference (Contains links to field and bit definitions)
PPRLG Prolog
Name : HCPPPRLG
Description: Pending Page Release Log
DSECT : PPRLG
Function : This block contains address pairs that represent
guest real page frames that are in the pending
release state.
Located by : VMDPPRLG points to the PPRLG for that guest.
Created by : HCPFST when B2FF is issued and no log exits.
Deleted by : HCPPPRFR after processing the log. HCPRPB.
PPRLG Control Block Content
PPRLG DSECT
Hex Dec Type/Val Lng Label (dup) Comments ---- ---- --------- ---- -------------- -------- 0000 0 Structure PPRLG Pending Page Release Log 0000 0 Dbl-Word 8 PPRLGENT PPRLG entry 00000008 PPRLGESZ *-PPRLGENT PPRLG entry size in bytes 0008 8 Dbl-Word 8 * (59) 000001E0 PPRLGOFS *-PPRLG Displacement to Last entry 01E0 480 Dbl-Word 8 PPRLE Last entry 000001E8 PPRLGSZ *-PPRLG Log size in bytes 0000003D PPRLGDWD PPRLGSZ/8 Log size in doublewords 0000 0 Signed 4 PPRLO Low page range 0004 4 Signed 4 PPRHI High address of range
PPRLG Storage Layout
*** PPRLG - Pending Page Release Log
*
* +-------------------------------------------------------+
* 0 | PPRLGENT |
* +-------------------------------------------------------+
* 8 |///////////////////////////////////////////////////////|
* =///////////////////////////////////////////////////////=
* |///////////////////////////////////////////////////////|
* +-------------------------------------------------------+
* 1E0 | PPRLE |
* +-------------------------------------------------------+
* 1E8
*
*** PPRLG - Pending Page Release Log
*** Overlay for PPRLGENT in PPRLG
*
* +---------------------------+---------------------------+
* 0 | PPRLO | PPRHI |
* +---------------------------+---------------------------+
* 8
*
*** Overlay for PPRLGENT in PPRLG
PPRLG Cross Reference
Symbol Dspl Value -------------- ---- ----- PPRHI 0004 PPRLE 01E0 PPRLGDWD 01E0 0000003D PPRLGENT 0000 PPRLGESZ 0000 00000008 PPRLGOFS 0008 000001E0 PPRLGSZ 01E0 000001E8 PPRLO 0000
Last updated on 5 Jun 2001 at 16:14:04 EDT.
Copyright IBM Corporation, 1990, 2001