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It is not just root, it is device read access (kre)

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christos 2019-09-18 23:43:23 +00:00
parent c3e808d597
commit dc03ac3f22
1 changed files with 11 additions and 3 deletions
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14
bin/df/df.1
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@ -1,4 +1,4 @@
.\" $NetBSD: df.1,v 1.51 2019/09/18 20:17:46 christos Exp $
.\" $NetBSD: df.1,v 1.52 2019/09/18 23:43:23 christos Exp $
.\"
.\" Copyright (c) 1989, 1990, 1993
.\" The Regents of the University of California. All rights reserved.
@ -178,6 +178,14 @@ The wedge name is prefixed with
.Dq NAME=
as in
.Xr fstab 5 .
The .Fl W
option needs read access on the devices to be able to access
the wedge information.
This is available to users with root privileges, and usually to
members of group operator.
If the wedge information cannot be obtained, for one or more
filesystems, the
.Fl W option is silently ignoresd for those filesystems.
.El
.Sh ENVIRONMENT
.Bl -tag -width BLOCKSIZE
@ -213,7 +221,7 @@ utility appeared in
.Sh BUGS
The
.Fl W
option needs root privileges to run because it needs to open the disk devices
to get the wedge information.
option needs read access to the disk device node to
get the wedge information.
Perhaps this information should be exposed via a different mechanism in the
future.