More kernel vfs docco.

Xref vfs_mount(9) from vfs_mount(9)

Submitted by: Chad David <davidc@acns.ab.ca>
PR: docs/32431

1 files changed, 78 insertions, 0 deletions

diff --git a/share/man/man9/VFS_SET.9 b/share/man/man9/VFS_SET.9
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+.\"
+.\" 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.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd December 2, 2001
+.Dt VFS_SET 9
+.Os
+.Sh NAME
+.Nm VFS_SET
+.Nd "setup loadable filesystem vfsconf"
+.Sh SYNOPSIS
+.In sys/param.h
+.In sys/mount.h
+.Ft void
+.Fn VFS_SET "struct vfsops *vfsops" "char *fsname" "int flags"
+.Sh DESCRIPTION
+.Fn VFS_SET
+creates a vfsconf structure for the loadable module with the given vfsops, name and
+flags, and declares it by calling
+.Fn DECLARE_MODULE
+using
+.Fn vfs_modevent
+as the event handler.
+.Sh PSEUDO CODE
+.Bd -literal
+	/*
+	 * fill in the ones we use, and use the vfs_std for the rest.
+	 */
+	static struct vfsops myfs_vfsops = {
+	        myfs_mount,
+	        vfs_stdstart,
+	        myfs_unmount,
+	        myfs_root,
+	        vfs_stdquotactl,
+	        myfs_statfs,
+	        vfs_stdsync,
+	        vfs_stdvget,
+	        vfs_stdfhtovp,
+	        vfs_stdcheckexp,
+	        vfs_stdvptofh,
+	        vfs_stdinit,
+	        vfs_stduninit,
+	        vfs_stdextattrctl,
+	};
+
+	VFS_SET(myfs_vfsops, skelfs, 0);
+.Ed
+.Sh SEE ALSO
+.Xr vfsconf 9 ,
+.Xr vfs_modevent 9 ,
+.Xr DECLARE_MODULE 9
+.Sh AUTHORS
+This man page was written by
+.An Chad David Aq davidc@acns.ab.ca .