74 lines
2.4 KiB
Groff
74 lines
2.4 KiB
Groff
.\" $NetBSD: vio9p.4,v 1.4 2021/10/21 13:21:53 andvar Exp $
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.\"
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.\" Copyright (c) 2019 Internet Initiative Japan, Inc.
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.Dd October 24, 2019
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.Dt VIO9P 4
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.Os
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.Sh NAME
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.Nm vio9p
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.Nd VirtIO 9p front-end driver
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.Sh SYNOPSIS
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.Cd "vio9p* at virtio?"
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.Sh DESCRIPTION
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In conjunction with
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.Xr mount_9p 8 ,
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the
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.Nm
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driver enables a
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.Nx
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system running as a VM guest to mount an exported file system
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by the host via virtio-9p.
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It exports a 9p end-point of virtio-9p via a character device file for
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.Xr mount_9p 8 .
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.Pp
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Each exported file system is assigned a character device and accessible via
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.Pa /dev/vio9p0 ,
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.Pa /dev/vio9p1
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and so on, respectively, in exporting order by the host.
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.Sh FILES
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.Bl -tag -width XdevXvio9pX -compact
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.It Pa /dev/vio9p?
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.El
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.Sh EXAMPLES
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The following command mounts the first exported file system by the host at
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.Pa /mnt/9p :
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.Bd -literal -offset indent
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# mount_9p -cu /dev/vio9p0 /mnt/9p
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.Ed
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.Sh SEE ALSO
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.Xr virtio 4 ,
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.Xr mount_9p 8
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.Sh HISTORY
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The
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.Nm
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driver first appeared in
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.Nx 10.0 .
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.Sh AUTHORS
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The
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.Nm
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driver was written by
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.An Ryota Ozaki Aq Mt ozaki-r@iij.ad.jp .
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