On Tue, Nov 23, 2010 at 09:02:57PM -0500, Alex Deucher wrote:
quoted text
> On Tue, Nov 23, 2010 at 8:45 PM, Rafael J. Wysocki <rjw@sisk.pl> wrote:
> > On Wednesday, November 24, 2010, Alex Deucher wrote:
> >> Are you sure you've got the right commit?
> >
> > Well, as I said, I reverted that particular commit and things started to work.
> >
> >> That shouldn't change the calculation that's failing at all.  I'd guess it's
> >> probably one of these:
> >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=d33ef5...
> >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=f30df2...
> >
> > I don't know.  Perhaps there are some interactions between the two and the
> > reverted one.  I can try reverting these tomorrow if you want me to.
> 
> Can you try just reverting this patch:
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=d33ef5...
> 
> I think the real issue is a bug in the 3D driver (probably a flush at
> the wrong time) that one of these commits exposing.

I ran into the same problem and bisected, commit d33ef52 got the blame.
It's a Radeon HD 4850 in my case, apart from that the problem was
exactly the same.

-- 
Andreas Bombe
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