Re: unify pagetable accessors patch causes double fault II

[Jeremy Fitzhardinge]

Ingo Molnar wrote:
> would be nice to have some debugging apparatus for bugs like this. 
> Perhaps artificially add a large pfn, then convert/unconvert, then 
> subtract it and expect the whole transformation to be an identity 
> mapping? This way we could simulate most of the effects of >4GB RAM, 
> right?

Yeah, good idea.  I'll code something up to run at pagetable init time 
or something.

   J

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/