Quoting Joerg Roedel (2020-08-21 11:23:43)
> On Fri, Aug 21, 2020 at 11:13:36AM +0100, Chris Wilson wrote:
> > We need to store the initial addr, as here addr == end [or earlier on
> > earlier], so range is (start, addr).
> 
> Right, I missed that, thanks for pointing it out.

And with that (start, addr)

Tested-by: Chris Wilson <chris@chris-wilson.co.uk> #x86-32
-Chris