64 lines
2.2 KiB
Groff
64 lines
2.2 KiB
Groff
.\" -*- nroff -*-
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.\"
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.\" Copyright (c) 1996 Doug Rabson
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.\"
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.\" All rights reserved.
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.\"
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.\" This program is free software.
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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 DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" %FreeBSD: src/share/man/man9/VOP_LEASE.9,v 1.10 2003/10/23 03:14:21 hmp Exp %
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.\"
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.\" $FreeBSD$
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.Dd September 24, 1999
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.Os
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.Dt VOP_LEASE 9
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.Sh 名称
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.Nm VOP_LEASE
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.Nd ユーザ証明と操作のタイプの特有の組に対する vnode の正当性の確認
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.Sh 書式
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.In sys/param.h
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.In sys/mount.h
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.Ft int
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.Fn VOP_LEASE "struct vnode *vp" "struct thread *td" "struct ucred *cred" "int type"
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.Sh 解説
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このエントリポイントは、現在実装されていません。
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この着想は、ユーザ証明と操作の型の特有の組のための vnode を確認するための
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ものです。
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サポートされている、2 つの操作の型は
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.Dv LEASE_READ
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および
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.Dv LEASE_WRITE
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です。
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.Sh 戻り値
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現在、この関数は全ての場合に 0 を返します。
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.\" .Sh エラー
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.Sh 関連項目
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.Xr VOP_READ 9 ,
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.Xr VOP_WRITE 9
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.Sh ロック
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入る時、vnode は排他的にロックされていなければならず、
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戻り時まで排他的にロックされ続けているべきです。
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.Sh 作者
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このマニュアルページは
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.An Matt Dillon
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が書きました。
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