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Cannot change folder permissions

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BlackHorseman's Avatar
Member with 451 posts.
 
Join Date: Apr 2002
06-Jul-2009, 02:46 AM #1
Cannot change folder permissions
Hello,

I have several partitions with NTFS & FAT32 that are mounted through /etc/fstab to folders within /mnt. I can't change permissions or ownership on those folders, not using sudo, not ever as super user (using su). In verbose mode it tells me that the command has been executed - "changed ownership of 'myfolder' to myuser" etc. - but in reality nothing is changed.

I've managed to take ownership of /mnt itself, though, and then, as super user, I tried again to change ownership of one of the mountpoints in /mnt to my user (which is member of admin and of root), and then I got the 'operation not permitted' message. Tried chmod again, trying to set permissions to 770 (on that folder/mountpoint inside /mnt), but they got set to 750 instead.

Am I hallucinating?

D.

Edit: I unmounted it, then I was able to make the permissions change (in fact the change of owner took effect automatically, as though my previous command had been cached or something like that). Then I re-mounted it - and I'm back at the beginning. root shows again as owner, the permission changes I made undone.
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Last edited by BlackHorseman; 06-Jul-2009 at 03:52 AM..
lotuseclat79's Avatar
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Location: -71.45091, 42.27841
06-Jul-2009, 11:30 AM #2
Hi BlackHorseman,

You may be experiencing driver restrictions. Try booting up your Windows system that you had mounted, and change permissions there as admin.

-- Tom
BlackHorseman's Avatar
Member with 451 posts.
 
Join Date: Apr 2002
06-Jul-2009, 12:23 PM #3
I'd have to restore the MBR on the Win HD for that - tricky procedure I'm trying to avoid at the moment.
No way around this?
And how should I adjust the permissions? Just make the entire partition accessible to everybody?
BlackHorseman's Avatar
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Join Date: Apr 2002
06-Jul-2009, 04:05 PM #4
I think I'll just convert the partition to ext3, after I BU all I need from there.
Seems to be the most sensible solution at the moment.

Thanks,
D.
lotuseclat79's Avatar
Distinguished Member with 21,345 posts.
 
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Location: -71.45091, 42.27841
07-Jul-2009, 11:43 PM #5
Quote:
Originally Posted by BlackHorseman View Post
I think I'll just convert the partition to ext3, after I BU all I need from there.
Seems to be the most sensible solution at the moment.

Thanks,
D.
Make sure you save off any data you want to retain before you convert the partitions.

-- Tom
BlackHorseman's Avatar
Member with 451 posts.
 
Join Date: Apr 2002
08-Jul-2009, 03:17 AM #6
Sure. I'm not much for live conversions. I'd rather backup & format.
It's a FAT32, btw, maybe that was the source for the permission issues, dunno.
I only got off the boat that brought me from Windaz two weeks ago!
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