i915 freakout with latest 3.7 git

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On Sat, 8 Dec 2012 15:30:53 +0100, Heinz Diehl <htd at fritha.org> wrote:
> On 08.12.2012, Chris Wilson wrote: 
> 
> > One thing you can try is SNA, which packs its
> > batches differently with the advantage that more auxiliary state is
> > included in the error-state. It also packs all the kernels into a
> > single buffer which will reduce the frequency at which it is paged
> > out/in. So if you can reproduce with SNA (use Option "AccelMethod"
> > "SNA" in a device section of your xorg.conf snippet) I expect the
> > error-state to be quite different and hopefully shed some more light on
> > the issue.
> 
> I tried this with latest 3.7-rc8 git, but no matter how hard I try, I
> can't get the gpu to hang (with i915.915_enable_rc6=0). Will use this 
> as my default kernel the next few days and see if the hang occurs by
> chance.

Can you confirm one thing: are you able to reproduce the hangs at all on
3.7-rc8, using your original setup?
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre


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