Re: Modern automounters and umount

[Mark Allums <mark@allums.email>]

On 2/21/20 9:23 AM, Jonathan Dowland wrote:
> On Fri, Feb 21, 2020 at 08:53:50AM -0500, Stefan Monnier wrote:
> > Indeed.  And FWIW, you should/might be able to avoid the `sudo` by
> > asking udisks2 to do the unmount
>
> Yep. It requires you to specify the device, rather than the filesystem
> mount point:
>
>     $ udisksctl unmount -b /dev/sdb1
>
> But does not require superuser, if udisks2 mounted it on your user's
> behalf in the first place.
Explain this, then:

george@martha:~$ udisksctl unmount -b /dev/sdb1
Unmounted /dev/sdb1.
george@martha:~$ sudo e2fsck -c -c -k -p -f -C 0 /dev/sdb1
/dev/sdb1 is in use.
e2fsck: Cannot continue, aborting.

Thnx,

Mark