On 2013-03-29, Laurent Bercot <ska-dietl...@skarnet.org> wrote:
>> Maybe you will find lsof helpful, e.g.
>> 
>> lsof +D /my/mountpoint
>
> lsof, as fuser, are /proc-scanning tools. Scanning /proc to then grep
> the output is inefficient, and also non-atomic.

If you want something that's atomic, then I think 'umount' is your
only option.  If it fails, the fielsystem was busy.  If it succeeds,
then it wasn't busy and is now unmounted.

-- 
Grant Edwards               grant.b.edwards        Yow! I'm young ... I'm
                                  at               HEALTHY ... I can HIKE
                              gmail.com            THRU CAPT GROGAN'S LUMBAR
                                                   REGIONS!

_______________________________________________
busybox mailing list
busybox@busybox.net
http://lists.busybox.net/mailman/listinfo/busybox

Reply via email to