On Thu, Apr 28, 2016 at 10:23:00AM +0200, Daniel Vetter wrote:
> On Wed, Apr 27, 2016 at 09:02:01AM +0100, Chris Wilson wrote:
> > Faced with sporadic machine hangs on gen7, that mimic the issue of
> > concurrent writes to the same cacheline and seem to start with
> > commit 9b9ed309 (drm/i915: Remove forcewake dance from seqno/irq
> > barrier on legacy gen6+), let us restore the spinlock around the mmio
> > read.
> >
> > Fixes: 9b9ed3093613288247a27a55a6dd07f1222150f1
>
> 4.7 is frozen, need to re-run dim fixes for this one:
>
> $ dim fixes 9b9ed3093613288247a27a55a6dd07f1222150f1
> Fixes: 9b9ed3093613 ("drm/i915: Remove forcewake dance from seqno/irq barrier
> on legacy gen6+")
> Cc: [email protected]
Sigh, missed.
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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