Gentoo Archives: gentoo-user

From: "Randolph Maaßen" <r.maassen60@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] USB permission/owner - change not allowed as root
Date: Mon, 30 Dec 2013 16:37:04
Message-Id: CAOEsN6YunHHs1xWM8iz7+fUgGCvJb1yqqOvuDpSe5RhJtrVirw@mail.gmail.com
In Reply to: Re: [gentoo-user] USB permission/owner - change not allowed as root by Joseph
1 2013/12/30 Joseph <syscon780@×××××.com>:
2 > On 12/30/13 10:38, Alan McKinnon wrote:
3 >
4 > [snip]
5 >
6 >>> I too ran the chown command on my USB flash and got the same
7 >>> response as you did:
8 >>>
9 >>> localhost001 media # chown cru:users flash-drive1/
10 >>> chown: changing ownership of ‘flash-drive1/’: Operation not
11 >>> permitted
12 >>>
13 >>> drwxr-xr-x 7 root root 16384 Dec 31 1969 flash-drive1
14 >>>
15 >>> Don't know what to tell you. interesting....my says Dec 31 1969.
16 >>
17 >>
18 >>
19 >>
20 >> Read the man page for mount, section vfat.
21 >>
22 >>
23 >> You can't change the owner as FAT doesn't have a concept of owner, so
24 >> it's simulated at mount time. You can't change it at runtime.
25 >>
26 >> To change it you have to umount the device and remount it using the
27 >> appropriate option, all in the man page
28 >
29 >
30 > I don't think it has anything to do with FAT.
31 > Everything was working just find on my system before upgrade.
32 >
33 > With the line in fstab:
34 >
35 > /dev/sdb1 /media/stick auto noauto,rw,users
36 > 0 0
37 >
38 > Some USB stick are mounted as root:root and I can not change that even as
39 > root.
40 > When I remove this like from fstab.
41 > The USB stick are mounting correctly as joseph:users owner except they have
42 > different mounting location which I don't like.
43 >
44 > --
45 > Joseph
46 >
47
48 You can specify the user/group that mounts a device with some mount
49 options. I think they are uid=<username>/gid=<groupname> but I'm not
50 sure and unfortunatly not on my Linux box at the moment.
51
52 --
53 Mit freundlichen Grüßen / Best regards
54
55 Randolph Maaßen

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Re: [gentoo-user] USB permission/owner - change not allowed as root Joseph <syscon780@×××××.com>