[CentOS] UDEV rule allow users to unmount USB stick

Scott Silva wrote:
> on 12-22-2008 4:19 PM Philip Manuel spake the following:
>   
>> I'm trying to understand why a normal user is not allowed to unmount 
>> their USB stick?  I think it is most likely a udev rule.  does anyone know ?
>>
>> Thanks
>>
>> Phil.
>>     
> Is it something simple like a shell or something opened into that directory?
>
>
>   
No if the user uses the umount command they get permission denied, not 
device is busy.