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clean up import, rcsid

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cgd 1994-06-21 04:24:53 +00:00
parent bafe42ae48
commit 450db3f901
1 changed files with 21 additions and 19 deletions
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24
lib/libc/sys/msync.2
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@ -1,5 +1,5 @@
.\" Copyright (c) 1991 Regents of the University of California. .\" Copyright (c) 1991, 1993
.\" All rights reserved. .\" The Regents of the University of California. All rights reserved.
.\" .\"
.\" Redistribution and use in source and binary forms, with or without .\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions .\" modification, are permitted provided that the following conditions
@ -29,24 +29,22 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE. .\" SUCH DAMAGE.
.\" .\"
.\" from: @(#)msync.2 6.1 (Berkeley) 5/27/91 .\" from: @(#)msync.2 8.1 (Berkeley) 6/9/93
.\" $Id: msync.2,v 1.4 1993/12/15 18:08:17 jtc Exp $ .\" $Id: msync.2,v 1.5 1994/06/21 04:24:53 cgd Exp $
.\" .\"
.Dd May 27, 1991 .Dd June 9, 1993
.Dt MSYNC 2 .Dt MSYNC 2
.Os .Os
.Sh NAME .Sh NAME
.Nm msync .Nm msync
.Nd synchronize a mapped region .Nd synchronize a mapped region
.Sh SYNOPSIS .Sh SYNOPSIS
.Fd #include <sys/types.h>
.Fd #include <sys/mman.h>
.Ft int
.Fn msync "caddr_t addr" "int len" .Fn msync "caddr_t addr" "int len"
.Sh DESCRIPTION .Sh DESCRIPTION
The The
.Fn msync .Fn msync
system call writes any modified pages back to the filesystem and updates system call
writes any modified pages back to the filesystem and updates
the file modification time. the file modification time.
If If
.Fa len .Fa len
@ -67,6 +65,10 @@ are unpredictable except after an
.Fn msync . .Fn msync .
.Sh SEE ALSO .Sh SEE ALSO
.Xr madvise 2 , .Xr madvise 2 ,
.Xr mincore 2 , .Xr munmap 2 ,
.Xr mprotect 2 , .Xr mprotect 2 ,
.Xr munmap 2 .Xr mincore 2
.Sh HISTORY
The
.Fn msync
function first appeared in 4.4BSD.