FreeBSD-5.3/share/man/man9/pmap_addr_hint.9

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.\" Copyright (c) 2003 Bruce M Simpson <bms@spc.org>
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.\" $FreeBSD: src/share/man/man9/pmap_addr_hint.9,v 1.3 2004/07/06 07:02:31 ru Exp $
.\"
.Dd July 21, 2003
.Dt PMAP_ADDR_HINT 9
.Os
.Sh NAME
.Nm pmap_addr_hint
.Nd get a hint for the best-fit mapping of a VM object
.Sh SYNOPSIS
.In sys/param.h
.In vm/vm.h
.In vm/pmap.h
.Ft vm_offset_t
.Fn pmap_addr_hint "vm_object_t obj" "vm_offset_t addr" "vm_size_t size"
.Sh DESCRIPTION
The
.Fn pmap_addr_hint
function returns a hint for the best address at which to map the object
.Fa obj
at address
.Fa addr
of
.Fa size
bytes.
.Sh IMPLEMENTATION NOTES
This function is typically called on behalf of
.Xr mmap 2 .
.Sh RETURN VALUES
If the implementation can use the address unchanged, it will simply
return
.Fa addr .
.Sh SEE ALSO
.Xr mmap 2 ,
.Xr pmap 9
.Sh AUTHORS
This manual page was written by
.An Bruce M Simpson Aq bms@spc.org .