Linux kernel design patterns - part 3

"Like every pattern, this pattern needs a name, and our working title is "midlayer mistake". This makes it sounds more like an anti-pattern, as it appears to describe something that should be avoided. While that is valid, it is also very strongly a pattern with firm prescriptive guides. When you start seeing a "midlayer" you know you are in the target area for this pattern and it is time to see if this pattern applies and wants to guide you in a different direction. Read more...