Short story: Google uses Linux to create Android. Google makes some kernel modifications, in their own tree. Google has no time to deal with kernel community to re-architect their stuff so that it can go mainstream. GregKH whines like a baby.
Dude, get a clue. Seriously.
You can go on and continue to waste keynotes at conferences (yea, I'm sure the the organizers are super happy about that) to complain about people "stealing" your code. Waaa Waaa. Someone took my hippy license and took my code and isn't giving it back. Waaa.