z/OS MVS Programming: Callable Services for High-Level Languages
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FPZ4URZ — Unrendezvous compression request

z/OS MVS Programming: Callable Services for High-Level Languages
SA23-1377-02

Parent topic: System z authorized compression services

Description

The FPZ4URZ service removes the address space level information related to zEDC Express compression services. Any outstanding memory registrations are unregistered.

Table 1. Environment for the FPZ4URZ service
Environmental factor Requirement
Minimum authorization: Supervisor State
Dispatchable unit mode: Task
Cross memory mode: PASN=HASN=SASN
AMODE: 64-bit
Interrupt status: Enabled for I/O and external interrupts
Locks: No locks held
Table 2. Parameters for the FPZ4URZ service
Name Type Input/Output Description
ApplicationId Fixed(32) Input The application type to use. 0x01 is the application type for zEDC.
FPZ4URZ_options Bit(64) Input There are no supported options for the FPZ4URZ service.
Rendezvous token Char(16) Input The rendezvous token.
Return code Fixed(31) Output The return code for the service.
Reason code Fixed(32) Output The reason code for the service.
Table 3. Return and Reason Codes for the FPZ4URZ service
Hexadecimal Return Code Reason Code Meaning and Action
00 0000 Meaning: The call completed successfully.

Action: None.
0C 0207 Meaning: The calling environment is invalid. The caller is either Problem State, non-zero key, or in XMEM mode.

Action: Check the calling program for a probable coding error. Correct the program and rerun it.
0C 0208 Meaning: An invalid rendezvous token was passed.

Action: Check the calling program for a probable coding error. Correct the program and rerun it.
10 0301 Meaning: An internal error has caused recovery to be entered.

Action: Search problem reporting databases for a fix for the problem. If no fix exists, contact the IBM Support Center.
10 0304 Meaning: Compression services were not initialized.

Action: Check the calling program for a probable coding error. Correct the program and rerun it.

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