Take a look at this thread. Many mount examples. http://superuser.com/questions/79813/read-and-write-permission-for-fat32-partition-in-ubuntu On Mar 17, 2015 10:16 AM, "E.S. Rosenberg" <[email protected]> wrote:
> Last time I checked vfat doesn't do linux permissions well, instead > you need to mount it with user permissions (though I have to say I > haven't dealt with vfat in years). > > If you can't change the contents of the flash drive it could also be a > pointer to the memory failing... > > HTH, > Eliyahu - אליהו > > 2015-03-17 9:08 GMT+02:00 Shlomo Solomon <[email protected]>: > > Can anyone suggest why I can't seem to change permissions of files on a > > disk-on-key mounted on my PI? > > The chmod command reports success, but nothing has changed. > > BTW - all commands over SSH > > > > Here's the Raspbian version: > > pi@raspberrypi /media/D80C-5ACC/pictures $ uname -a > > Linux raspberrypi 3.18.7-v7+ #755 SMP PREEMPT Thu Feb 12 17:20:48 GMT > > 2015 armv7l GNU/Linux > > > > Here's the relevant line from /etc/fstab on the PI: > > /dev/sda1 /media/D80C-5ACC vfat defaults,noatime 0 1 > > > > > > pi@raspberrypi /media/D80C-5ACC/pictures $ ls -la > > total 52484 > > drwxr-xr-x 2 root root 4096 Mar 10 19:51 . > > drwxr-xr-x 7 root root 4096 Jan 1 1970 .. > > -rwxr-xr-x 1 root root 3387111 Mar 3 08:32 a.jpg > > -rwxr-xr-x 1 root root 3470696 Mar 3 08:31 b.jpg > > -rwxr-xr-x 1 root root 2924927 Mar 3 08:30 c.jpg > > > > << snip snip >> > > > > pi@raspberrypi /media/D80C-5ACC/pictures $ sudo chmod -v -R 777 * > > mode of `a.jpg' changed from 0755 (rwxr-xr-x) to 0777 (rwxrwxrwx) > > mode of `b.jpg' changed from 0755 (rwxr-xr-x) to 0777 (rwxrwxrwx) > > mode of `c.jpg' changed from 0755 (rwxr-xr-x) to 0777 (rwxrwxrwx) > > > > << snip snip >> > > > > pi@raspberrypi /media/D80C-5ACC/pictures $ ls -la > > total 52484 > > drwxr-xr-x 2 root root 4096 Mar 10 19:51 . > > drwxr-xr-x 7 root root 4096 Jan 1 1970 .. > > -rwxr-xr-x 1 root root 3387111 Mar 3 08:32 a.jpg > > -rwxr-xr-x 1 root root 3470696 Mar 3 08:31 b.jpg > > -rwxr-xr-x 1 root root 2924927 Mar 3 08:30 c.jpg > > > > > > > > -- > > Shlomo Solomon > > http://the-solomons.net > > Sent by Claws Mail 3.11.1 - KDE 4.12.15 - LINUX Mageia 4 > > > > > > _______________________________________________ > > Linux-il mailing list > > [email protected] > > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il > > _______________________________________________ > Linux-il mailing list > [email protected] > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >
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