Re: The difference between Linus's kernel and Alan Cox's kernel

[Alan Cox]

> Why there are two different kernel trees? There is always the official 
> release, provided by Torvalds, and then Alan provides a patch merging Linus's 
> stuff, and adding (?) tons of bug fixes.

Well it started by accident but it turns out good to have a tree that changes
are merged into, tested by those who need the fixes and reviewed by third
parties before they go to Linus.

So the -ac tree is kind of a peer review, testing and distillation process for
patches.