67056e3d08
Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D20524
71 lines
2.6 KiB
Groff
71 lines
2.6 KiB
Groff
.\" -*- nroff -*-
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.\"
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.\" Copyright (c) 2002 Networks Associates Technology, Inc.
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.\" All rights reserved.
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.\"
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.\" This software was developed for the FreeBSD Project by NAI Labs, the
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.\" Security Research Division of Network Associates, Inc. under
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.\" DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
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.\" CHATS research program.
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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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.\" 3. The names of the authors may not be used to endorse or promote
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.\" products derived from this software without specific prior written
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.\" permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $FreeBSD$
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.\"
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.Dd June 20, 2019
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.Dt VOP_REVOKE 9
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.Os
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.Sh NAME
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.Nm VOP_REVOKE
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.Nd "revoke access to a device and its aliases"
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.Sh SYNOPSIS
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.In sys/param.h
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.In sys/vnode.h
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.Ft int
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.Fn VOP_REVOKE "struct vnode *vp" "int flags"
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.Sh DESCRIPTION
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.Fn VOP_REVOKE
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will administratively revoke access to the device specified by
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.Fa vp ,
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as well as any aliases created via
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.Xr make_dev_alias 9 .
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Further file operations on any of these devices by processes
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which have them open will nominally fail.
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The
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.Fa flags
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must be set to
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.Dv REVOKEALL
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to signify that all access will be revoked; any other value is invalid.
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.Sh LOCKS
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The
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.Fa vp
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must be exclusively locked on entry, and will remain locked upon return.
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.Sh SEE ALSO
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.Xr make_dev_alias 9 ,
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.Xr vnode 9
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.Sh AUTHORS
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This manual page was written by
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.An Brian Fundakowski Feldman .
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