1.\" $OpenBSD: vflush.9,v 1.7 2020/11/14 10:35:58 jmc 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/vflush.9,v 1.2 2001/12/14 09:11:13 ru Exp $ 29.\" 30.Dd $Mdocdate: November 14 2020 $ 31.Dt VFLUSH 9 32.Os 33.Sh NAME 34.Nm vflush 35.Nd flush vnodes for a mount point 36.Sh SYNOPSIS 37.In sys/param.h 38.In sys/vnode.h 39.Ft int 40.Fn vflush "struct mount *mp" "struct vnode *skipvp" "int flags" 41.Sh DESCRIPTION 42The 43.Fn vflush 44function removes any vnodes in the vnode table that belong to the given 45mount structure. 46.Pp 47Its arguments are: 48.Bl -tag -width "rootrefs" 49.It Fa mp 50The mount point whose vnodes should be removed. 51.It Fa skipvp 52If this is given, the vnode it represents will be skipped. 53.It Fa flags 54The flags indicating how vnodes should be handled. 55.Bl -tag -width "WRITECLOSE" 56.It Dv FORCECLOSE 57If set, busy vnodes will be forcibly closed. 58.It Dv SKIPSYSTEM 59If set, vnodes with the 60.Dv VSYSTEM 61flag set will be skipped. 62.It Dv WRITECLOSE 63If set, only regular files currently opened for writing will be removed. 64.El 65.El 66.Sh RETURN VALUES 67A value of 0 is returned if the flush is successful; otherwise, 68.Er EBUSY 69will be returned. 70.Sh SEE ALSO 71.Xr vgone 9 , 72.Xr vgonel 9 , 73.Xr vnode 9 , 74.Xr vrele 9 75.Sh AUTHORS 76This man page was originally written by 77.An Chad David Aq Mt davidc@acns.ab.ca 78for 79.Fx . 80