xref: /freebsd/share/man/man9/vfs_mountedfrom.9 (revision e1e636193db45630c7881246d25902e57c43d24e)
1.\" Copyright (C) 2008 Chad David <davidc@acns.ab.ca>.
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\"    notice(s), this list of conditions and the following disclaimer as
9.\"    the first lines of this file unmodified other than the possible
10.\"    addition of one or more copyright notices.
11.\" 2. Redistributions in binary form must reproduce the above copyright
12.\"    notice(s), this list of conditions and the following disclaimer in the
13.\"    documentation and/or other materials provided with the distribution.
14.\"
15.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY
16.\" EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18.\" DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
19.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20.\" (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21.\" SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22.\" CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
25.\" DAMAGE.
26.\"
27.Dd February 25, 2008
28.Dt VFS_MOUNTEDFROM 9
29.Os
30.Sh NAME
31.Nm vfs_mountedfrom
32.Nd "sets the mounted from name for a mount"
33.Sh SYNOPSIS
34.In sys/param.h
35.In sys/mount.h
36.Ft void
37.Fn vfs_mountedfrom "struct mount *mp" "const char *from"
38.Sh DESCRIPTION
39The
40.Fn vfs_mountedfrom
41function sets the mounted from name for a mount.
42This value is used by
43.Fn statfs 2
44to fill in
45.Va f_mntfromname .
46.Pp
47In most cases
48.Va from
49is the device that contains the file system, but in the case of a pseudo
50file system it could be a descriptive name like "devfs" or "procfs".
51.Sh AUTHORS
52This manual page was written by
53.An Chad David Aq Mt davidc@acns.ab.ca .
54