How could we get rid of saved_max_pfn for calgary iommu?

[Muli Ben-Yehuda]

On Thu, Mar 06, 2014 at 07:46:44AM -0700, Jon Mason wrote:

> > I don't know of anyone still using it, but it's not
> > impossible. Calgary and CalIOC2 machines would now be ~5-8 years
> > old.
> 
> It is getting a bit crufty in arch/x86.  Would it be better to move
> it to drivers/iommu?

Not sure I see the potential benefit... I think for Calgary it's
either leave it in arch/x86 or rip it out.

Cheers,
Muli