(In reply to comment #43)
> (In reply to comment #42)
> > (In reply to comment #41)
> > > (In reply to comment #40)
> > > > I am also seeing the corruption on Mesa 10.0.1.
> > > 
> > > What GPU are you using?
> > 
> > Radeon 4850. Does it work with others?
> 
> Was fixed on 6950 (I'll test it again later today to be sure things are
> still OK). Patches point to evergreen code and above. Marek could tell if it
> applies (or if a similar solution should be made) to R700 (HD4XXX).

Retested with latest mesa on kernel 3.13-rc3 and there is no flickering at all
on Cayman.