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AIX Version 4.3 Kernel and Subsystems Technical Reference, Volume 1

rmmap_remove Kernel Service

Purpose

Destroys an effective address to real address translation region.

Syntax

#include <sys/adspace.h>
int rmmap_remove (eaddrp);
void **eaddrp;

Parameters

eaddrp Pointer to the process effective address of the desired mapping region.

Description

Destroys an effective address to real address translation region. If rmmap_remove kernel service is called with the effective address within the region of a previously created I/O mapping segment, the region is destroyed.

Execution Environment

The rmmap_remove kernel service can be called from the process environment only.

Return Values

0 Indicates a successful operation.
EINVAL The provided eaddr does not correspond to a valid I/O mapping segment.
EINVAL This hardware platform does not implement this service.

Implementation Specifics

The rmmap_remove kernel service is part of Base Operating System (BOS) Runtime. This service only functions on PowerPC microprocessors.

This service only functions on PowerPC microprocessors.

Related Information

The rmmap_create Kernel Service.

Memory Kernel Services and Understanding Virtual Memory Mangager Interfaces in AIX Version 4 Kernel Extensions and Device Support Programming Concepts.


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