* Pavel Machek <[email protected]> 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
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