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Diffstat (limited to 'share/man/man9/vhold.9')
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diff --git a/share/man/man9/vhold.9 b/share/man/man9/vhold.9 new file mode 100644 index 00000000000..a57b624fad7 --- /dev/null +++ b/share/man/man9/vhold.9 @@ -0,0 +1,56 @@ +.\" $OpenBSD: vhold.9,v 1.1 2002/02/28 19:22:05 csapuntz Exp $ +.\" +.\" Copyright (C) 2001 Chad David <davidc@acns.ab.ca>. All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice(s), this list of conditions and the following disclaimer as +.\" the first lines of this file unmodified other than the possible +.\" addition of one or more copyright notices. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice(s), this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY +.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +.\" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY +.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +.\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH +.\" DAMAGE. +.\" +.\" $FreeBSD: src/share/man/man9/vhold.9,v 1.2 2001/12/14 09:11:13 ru Exp $ +.\" +.Dd November 21, 2001 +.Dt VHOLD 9 +.Os +.Sh NAME +.Nm vhold +.Nd "acquire a hold on a vnode" +.Sh SYNOPSIS +.Fd #include <sys/param.h> +.Fd #include <sys/vnode.h> +.Ft void +.Fn vhold "struct vnode *vp" +.Sh DESCRIPTION +The +.Fn vhold +function increments the +.Va v_holdcnt +of the given vnode. +If the vnode has already been added to the free list and its v_holdcnt and +v_usecount are both zero, it will be removed from the free list and +added to the vnode hold list. +.Sh SEE ALSO +.Xr vbusy 9 , +.Xr vfree 9 +.Sh AUTHORS +This man page was orignally written by +.An Chad David Aq davidc@acns.ab.ca +for FreeBSD |