On 7/22/09, Christopher Piggott <cpiggott@xxxxxxxxx> wrote:
> Holy smokes!
>
> I took ATTR{product}!="something" to mean:
> Find the first attribute named product and match if it is not
> "something".
>
> What you are telling me is that it means is:
> Search through the hierarchy and match if you find any "product"
> attribute that does is not "something"
>
>
> I totally misunderstood what != means. That wasn't clear to me from
> the udev man page at all.
>
> Wow. I have it working now.
>
> Thanks for your help. This wasn't really so much about getting this
> device to work, it was about learning how it works. I feel a little
> better (and a little worse) now.
Heh. Don't feel bad. It might be worth disallowing ATTRS!= etc, I
can't see a safe, legitimate use for it.
I would recommend trying the SYMLINK match instead though. It looks
much simpler and less error-prone to me.
Regards
Alan
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