Add a manual page for tmpfs(5).

svn path=/head/; revision=170811

share/man/man5/Makefile

@@ -62,6 +62,7 @@ MAN=	acct.5 \
 	stab.5 \
 	style.Makefile.5 \
 	sysctl.conf.5 \
+	tmpfs.5 \
 	utmp.5
 
 MLINKS=	dir.5 dirent.5

share/man/man5/tmpfs.5

@@ -0,0 +1,84 @@
+.\"
+.\" Copyright (c) 2007 Xin LI
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\" 3. The name of the author may not be used to endorse or promote products
+.\"    derived from this software without specific prior written permission
+.\"
+.\" THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd June 16, 2007
+.Dt TMPFS 5
+.Os
+.Sh NAME
+.Nm tmpfs
+.Nd "tmpfs the efficient memory file system"
+.Sh SYNOPSIS
+To load as a kernel loadable module:
+.Pp
+.Dl "kldload tmpfs"
+.Sh DESCRIPTION
+The
+.Nm
+driver will permit the
+.Fx
+kernel to access
+.Tn tmpfs
+file systems.
+.Sh EXAMPLES
+To mount a
+.Nm
+memory file system:
+.Pp
+.Dl "mount -t tmpfs tmpfs /tmp"
+.Sh SEE ALSO
+.Xr nmount 2 ,
+.Xr unmount 2 ,
+.Xr fstab 5 ,
+.Xr mount 8
+.Sh HISTORY
+The
+.Nm
+driver first appeared in
+.Fx 7.0 .
+.Sh AUTHORS
+.An -nosplit
+The
+.Nm
+kernel implementation was written by
+.An Julio M. Merino Vidal Aq jmmv@NetBSD.org
+as a Google SoC project.
+.Pp
+.An Rohit Jalan
+and others ported it from
+.Nx
+to
+.Fx .
+.Pp
+This manual page was written by
+.An Xin LI Aq delphij@FreeBSD.org .
+.Sh BUGS
+The
+.Nm
+kernel implementation is currently considered as
+an experimental feature.  Some file system mount
+time options are not well supported.