Good.
> > Can you test 2.5 to see if this is fixed there for you or not?
>
> I can test it yes, but 2.5 may be a bit too unstable for our
> production use ATM.
I understand.
> Anyway I'll test out a 2.5 kernel when I'm back in the office
> tomorrow, I can devote some time to tracking down the problem if you
> can give me some pointers on where to start. I'd like to be able to
> feel confident that this will work reliably under 2.4, otherwise I
> guess I need to look for alternate solutions.
The problem is in the race on close() in the usb-serial.c code. In 2.5
that logic has been rewritten to (hopefully) get rid of the race. That
is what will need to be backported, once people test that this fixes the
issue.
thanks,
greg k-h
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