"In the previous installments of this article, I showed how to
export a /proc interface from kernel space, and then how to get
information to the kernel by writing to a /proc entry."
"This time, I'll give an example of something which could be
"Some of the code in this article has changed somewhat to
the previous articles, but the functionality remains the same.
I had mail after part 1 of this article from Jeff Garzik who
pointed out some interesting ideas. I'll be expanding his points
(and those from some other people who gave feedback) in a future
part of this article which will detail overhauling an existing
driver. For now we will concentrate on writing a driver from
scratch (Well, not really as this code is based heavily on the
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