.\" Copyright (c) 2014 The FreeBSD Foundation
.\" All rights reserved.
.\"
.\" This software was developed by Edward Tomasz Napierala under sponsorship
.\" from the FreeBSD Foundation.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" $FreeBSD: head/share/man/man5/autofs.5 271043 2014-09-03 17:15:12Z gjb $
.\"
.Dd September 3, 2014
.Dt AUTOFS 5
.Os
.Sh NAME
.Nm autofs
.Nd "automounter filesystem"
.Sh SYNOPSIS
To compile this driver into the kernel,
place the following line in the
kernel configuration file:
.Bd -ragged -offset indent
.Cd "options AUTOFS"
.Ed
.Pp
Alternatively, to load the driver as a
module at boot time, place the following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
autofs_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
driver is the kernel component of the automounter infrastructure.
Its job is to pass mount requests to the
.Xr automountd 8
daemon, and pause the processes trying to access the automounted filesystem
until the mount is completed.
It is mounted by the
.Xr automount 8 .
.Sh OPTIONS
These options are available when
mounting
.Nm
file systems:
.Bl -tag -width indent
.It Cm master_options
Mount options for all filesystems specified in the map entry.
.It Cm master_prefix
Filesystem mountpoint prefix.
.El
.Sh EXAMPLES
To unmount all mounted
.Nm
filesystems:
.Pp
.Dl "umount -At autofs"
.Pp
To mount
.Nm
filesystems specified in
.Xr auto_master 5 :
.Pp
.Dl "automount"
.Sh SEE ALSO
.Xr auto_master 5 ,
.Xr automount 8 ,
.Xr automountd 8 ,
.Xr autounmountd 8
.Sh HISTORY
The
.Nm
driver first appeared in
.Fx 10.1 .
.Sh AUTHORS
The
.Nm
was developed by
.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org
under sponsorship from the FreeBSD Foundation.