Sorry, I've dropped one important word :(
On Tue, Jun 03, 2014 at 04:01:17PM -0400, Naoya Horiguchi wrote:
...
> > I'd argue that they don't really ever need to actually know at which
> > level they are in the page tables, just if they are at the bottom or
> > not. Note that *NOBODY* sets a pud or pgd entry. That's because the
> > walkers are 100% concerned about leaf nodes (pte's) at this point.
>
> Yes. BTW do you think we should pud_entry() and pgd_entry() immediately?
^remove
> We can do it and it reduces some trivial evaluations, so it's optimized
> a little.
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