Module Name: src
Committed By: christos
Date: Fri Jul 18 12:39:18 UTC 2014
Modified Files:
src/lib/libc/sys: minherit.2
Log Message:
Document MAP_INHERIT_ZERO.
To generate a diff of this commit:
cvs rdiff -u -r1.18 -r1.19 src/lib/libc/sys/minherit.2
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/lib/libc/sys/minherit.2
diff -u src/lib/libc/sys/minherit.2:1.18 src/lib/libc/sys/minherit.2:1.19
--- src/lib/libc/sys/minherit.2:1.18 Fri Oct 13 16:52:57 2006
+++ src/lib/libc/sys/minherit.2 Fri Jul 18 08:39:17 2014
@@ -1,4 +1,4 @@
-.\" $NetBSD: minherit.2,v 1.18 2006/10/13 20:52:57 wiz Exp $
+.\" $NetBSD: minherit.2,v 1.19 2014/07/18 12:39:17 christos Exp $
.\"
.\" Copyright (c) 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@@ -29,7 +29,7 @@
.\"
.\" @(#)minherit.2 8.1 (Berkeley) 6/9/93
.\"
-.Dd October 7, 2006
+.Dd July 18, 2014
.Dt MINHERIT 2
.Os
.Sh NAME
@@ -51,8 +51,9 @@ fork-time inheritance characteristic
which can be set to
.Dv MAP_INHERIT_NONE ,
.Dv MAP_INHERIT_COPY ,
+.Dv MAP_INHERIT_SHARE ,
or
-.Dv MAP_INHERIT_SHARE .
+.Dv MAP_INHERIT_ZERO .
Also possible is
.Dv MAP_INHERIT_DEFAULT ,
which defaults to
@@ -71,6 +72,10 @@ Pages or regions marked
are shared between the address spaces, while pages or regions marked
.Dv MAP_INHERIT_NONE
will be unmapped in the child.
+Finally pages or regions marked
+.Dv MAP_INHERIT_ZERO
+will still be present at the child, but will be initialized to
+.Dv 0 .
.Sh RETURN VALUES
.Rv -std minherit
.Sh ERRORS
