freebsd-skq/share/man/man9/VOP_REVOKE.9

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.\" -*- nroff -*-
.\"
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.\" Copyright (c) 2002 Networks Associates Technology, Inc.
.\" All rights reserved.
.\"
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.\" This software was developed for the FreeBSD Project by NAI Labs, the
.\" Security Research Division of Network Associates, Inc. under
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.\" CHATS research program.
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.Dd February 5, 2002
.Os
.Dt VOP_REVOKE 9
.Sh NAME
.Nm VOP_REVOKE
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.Nd "revoke access to a device and its aliases"
.Sh SYNOPSIS
.In sys/param.h
.In sys/vnode.h
.Ft int
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.Fn VOP_REVOKE "struct vnode *vp" "int flags"
.Sh DESCRIPTION
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.Fn VOP_REVOKE
will administratively revoke access to the device specified by
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.Fa vp ,
as well as any aliases created via
.Xr make_dev_alias 9 .
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Further file operations on any of these devices by processes
which have them open will nominally fail.
The
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.Fa flags
must be set to
.Dv REVOKEALL
to signify that all access will be revoked; any other value is invalid.
.Sh LOCKS
The
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.Fa vp
must be unlocked on entry, and will remain unlocked upon return.
.Sh SEE ALSO
.Xr make_dev_alias 9 ,
.Xr vnode 9
.Sh AUTHORS
This man page was written by
.An Brian Fundakowski Feldman .