svn commit: r206601 - stable/7/lib/libc/sys
John Baldwin
jhb at FreeBSD.org
Wed Apr 14 15:20:30 UTC 2010
Author: jhb
Date: Wed Apr 14 15:20:30 2010
New Revision: 206601
URL: http://svn.freebsd.org/changeset/base/206601
Log:
MFC 184226:
Add a statement about the non-portability of non-page-aligned offsets.
Modified:
stable/7/lib/libc/sys/mmap.2
Directory Properties:
stable/7/lib/libc/ (props changed)
stable/7/lib/libc/stdtime/ (props changed)
Modified: stable/7/lib/libc/sys/mmap.2
==============================================================================
--- stable/7/lib/libc/sys/mmap.2 Wed Apr 14 15:03:58 2010 (r206600)
+++ stable/7/lib/libc/sys/mmap.2 Wed Apr 14 15:20:30 2010 (r206601)
@@ -28,7 +28,7 @@
.\" @(#)mmap.2 8.4 (Berkeley) 5/11/95
.\" $FreeBSD$
.\"
-.Dd April 21, 2006
+.Dd October 24, 2008
.Dt MMAP 2
.Os
.Sh NAME
@@ -252,6 +252,11 @@ In the future we may define an additiona
in which
the file descriptor argument specifies a file or device to which swapping
should be done.
+.Sh NOTES
+Although this implementation does not impose any alignment restrictions on
+the
+.Fa offset
+argument, a portable program must only use page-aligned values.
.Sh RETURN VALUES
Upon successful completion,
.Fn mmap
@@ -307,13 +312,6 @@ was negative.
was specified and the
.Fa fd
argument was not -1.
-The
-.Fa offset
-argument
-was not page-aligned.
-(See
-.Sx BUGS
-below.)
.It Bq Er ENODEV
.Dv MAP_ANON
has not been specified and
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