Linux 2.6.39-rc3

[Alan Cox]

On Wed, 13 Apr 2011 19:33:40 -0700
Linus Torvalds <torvalds at linux-foundation.org> wrote:

> On Wednesday, April 13, 2011, Linus Torvalds
> <torvalds at linux-foundation.org> wrote:
> > On Wednesday, April 13, 2011, H. Peter Anvin <hpa at zytor.com> wrote:
> >>
> >> Yes.  However, even if we *do* revert (and the time is running short on
> >> not reverting) I would like to understand this particular one, simply
> >> because I think it may very well be a problem that is manifesting itself
> >> in other ways on other systems.
> 
>  sorry, fingerfart. Anyway, I agree 100%.
> 
>  we definitely want to also understand the reason for things not
> working, even if we do revert..

Definitely because if it fails when the "magic" involves the GART base it
starts to sound like something may be hitting the wrong address space or
not flushing properly.