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note that MAP_SHARED or MAP_PRIVATE must be specified.

This commit is contained in:
mrg 1997-12-15 04:00:08 +00:00
parent 6ed7fbe892
commit 701bf906ba
1 changed files with 7 additions and 3 deletions
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10
lib/libc/sys/mmap.2
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@ -1,4 +1,4 @@
.\" $NetBSD: mmap.2,v 1.9 1997/10/16 23:21:52 christos Exp $
.\" $NetBSD: mmap.2,v 1.10 1997/12/15 04:00:08 mrg Exp $
.\"
.\" Copyright (c) 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@ -95,6 +95,11 @@ The
parameter specifies the type of the mapped object, mapping options and
whether modifications made to the mapped copy of the page are private
to the process or are to be shared with other references.
Note that either
.Dv MAP_SHARED
or
.Dv MAP_PRIVATE
must be specified.
Sharing, mapping type and options are specified in the
.Fa flags
argument by
@ -110,8 +115,7 @@ regions is used only for
naming, and may be specified as \-1 if no name is associated with the
region.
.It Dv MAP_FILE
Mapped from a regular file or character-special device memory. (This is
the default mapping type, and need not be specified.)
Mapped from a regular file or character-special device memory.
.It Dv MAP_FIXED
Do not permit the system to select a different address than the one
specified.