Revert "[POWERPC] <various>"

[Olaf Hering]

On Mon, Apr 30, Simon Arlott wrote:

> There are a few powerpc patches plus reverts in the recent push to 
> torvalds/linux-2.6 - shouldn't this be avoided whenever possible because it 
> could cause problems for people trying to use git bisect?

The reverts do not cause compile failures (I hope).
You may lose IDE if you happen to debug something on Pegasos.
I'm sure the real bisect breakers are elsewhere.