NAME

bp_mapout - deallocate virtual address space

SYNOPSIS

#include <sys/types.h>

#include <sys/buf.h>

void bp_mapout(struct buf * bp);

ARGUMENTS

bp

Pointer to the buffer header structure.

INTERFACE LEVEL

Architecture independent level 1 (DDI/DKI).

DESCRIPTION

bp_mapout( ) deallocates system virtual address space allocated by a previous call to bp_mapin(9F).

CONTEXT

bp_mapout( ) can be called from user context only.

SEE ALSO

bp_mapin(9F), buf(9S)

Writing Device Drivers