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> This might have been discussed a few years ago, but things have changed.
> I'm talking about patches like this one (I'm not the author):
>
http://developer.osdl.org/dev/fumount/#kernel1
>
> The current situation requires a way to forcibly unmount removable
> media. Consider the following (real) scenario. Someone has a box with
> hald + dbus + ivman to support "supermounting" the CDROM drive. He has
> to install a 2 CD application using Wine for example, but the setup
> application prevents normal unmounting of the first one. Then he goes on
> and pushes the button to eject the CD, lazy-unmounting the media. The
> kernel goes mad and all attempts to load the second CD fail (the kernel
> hasn't got rid of the first fs).
>
> If there was anything like a real forced unmounting, things would have
> worked well, as on MS Windows itself.
>
> As far as I can see, there is no other sane way to solve such problems.
> So, what's keeping such patches from making their way into the
> mainstream kernel? All (but maybe I haven't searched enough) arguments
> against such a feature that I've seen by now just say "it's not needed",
> "it's not worth it" and so on, and many of them refer to network mounts.
>
> P.S.: I'm not saying lazy unmounting should be replaced. They both make
> sense, depending on the scenario.
