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freebsd/share/man/man9/vput.9
Doug Rabson fab63cc413 This is the current draft of my filesystem manpages. Some files are
incomplete and some are just placeholders but I wanted to try to get
something at least into 2.2 on the grounds that what I have is a lot
better than nothing.  I also wanted to commit something which documents
the interfaces in 2.2 before I start updating the documentation for 3.0.

This is a definite 2.2 candidate and is also relavent to 2.1 if people
still care about that branch.
1997-03-03 18:01:01 +00:00

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.\" -*- nroff -*-
.\"
.\" Copyright (c) 1996 Doug Rabson
.\"
.\" All rights reserved.
.\"
.\" This program is free software.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
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.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" $Id$
.\"
.Dd July 24, 1996
.Os
.Dt vput 9
.Sh NAME
.Nm vput
.Nd decrement the use count for a vnode and unlock it
.Sh SYNOPSIS
.Fd #include <sys/vnode.h>
.Ft int
.Fn vput "struct vnode *vp"
.Sh DESCRIPTION
Decrement the
.Dv v_usecount
field of a vnode and unlock the vnode.
.Bl -tag -width vp
.It Ar vp
the vnode to decrement
.El
.Pp
This operation is functionally equivalent to calling
.Xr VOP_UNLOCK 9
followed by
.Xr vrele 9 .
.Sh SEE ALSO
.Xr vnode 9 ,
.Xr vref 9 ,
.Xr vrele 9 ,
.Xr VOP_UNLOCK 9
.Sh AUTHORS
This man page was written by Doug Rabson.