* Pavel Machek <pavel@ucw.cz> wrote:

> > Linux never uses that register. The only user is suspend 
> > save/restore, but that' bogus because it wasn't ever initialized by 
> > Linux in the first place. It could be probably all safely removed.
> 
> It probably is safe to remove... but we currently support '2.8.95 
> kernel loads/resumes 2.6.24 image'... which would break if 2.8 uses 
> cr8.
> 
> So please keep it if it is not a big problem.

hm, so __save_processor_state() is in essence an ABI? Could you please 
also send a patch that documents this prominently, in the structure 
itself?

	Ingo