1.\" $OpenBSD: getnewvnode.9,v 1.10 2020/01/20 23:23:04 claudio Exp $ 2.\" 3.\" Copyright (C) 2001 Chad David <davidc@acns.ab.ca>. All rights reserved. 4.\" 5.\" Redistribution and use in source and binary forms, with or without 6.\" modification, are permitted provided that the following conditions 7.\" are met: 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice(s), this list of conditions and the following disclaimer as 10.\" the first lines of this file unmodified other than the possible 11.\" addition of one or more copyright notices. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice(s), this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY 17.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 18.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 19.\" DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY 20.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 21.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 22.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 23.\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH 26.\" DAMAGE. 27.\" 28.\" $FreeBSD: src/share/man/man9/getnewvnode.9,v 1.1 2001/12/02 02:13:35 alfred Exp $ 29.\" 30.Dd $Mdocdate: January 20 2020 $ 31.Dt GETNEWVNODE 9 32.Os 33.Sh NAME 34.Nm getnewvnode 35.Nd get a new vnode 36.Sh SYNOPSIS 37.In sys/param.h 38.In sys/vnode.h 39.In sys/mount.h 40.Ft int 41.Fo getnewvnode 42.Fa "enum vtagtype tag" 43.Fa "struct mount *mp" 44.Fa "const struct vops *vops" 45.Fa "struct vnode **vpp" 46.Fc 47.Sh DESCRIPTION 48The 49.Fn getnewvnode 50function initializes a new vnode, assigning it the vnode operations passed in 51.Fa vops . 52It will have its v_tag field set to 53.Fa tag 54and be placed in the mount queue for the mount point represented by 55.Fa mp . 56.Pp 57The vnode is either freshly allocated, taken from the free list or taken from 58the hold list. 59If there are no vnodes on the free list, half the time a vnode 60referencing buffers will be taken from the hold list, otherwise it will be 61freshly allocated. 62.Pp 63The arguments to 64.Fn getnewvnode 65are: 66.Bl -tag -width ".Fa vops" 67.It Fa tag 68The file system type. 69.It Fa mp 70The mount point to add the new vnode to. 71.It Fa vops 72The vnode operations to assign to the new vnode. 73.It Fa vpp 74Points to the new vnode upon successful completion. 75.El 76.Sh RETURN VALUES 77.Fn getnewvnode 78returns 0 on success, or ENFILE if the vnode table is full. 79.Sh AUTHORS 80This man page was originally written by 81.An Chad David Aq Mt davidc@acns.ab.ca 82for 83.Fx . 84