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From: Daniel Vetter <daniel@ffwll.ch>
To: Ben Widawsky <ben@bwidawsk.net>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>,
	intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: [PATCH] drm/i915: kicking rings considered harmful
Date: Tue, 27 Sep 2011 12:03:22 +0200
Message-ID: <20110927100322.GA2785@phenom.ffwll.local> (raw)
In-Reply-To: <20110926222201.1ca2afcd@bwidawsk.net>

On Mon, Sep 26, 2011 at 10:22:01PM -0700, Ben Widawsky wrote:
> On Mon, 26 Sep 2011 19:59:50 +0200
> Daniel Vetter <daniel.vetter@ffwll.ch> wrote:
> > diff --git a/drivers/gpu/drm/i915/i915_irq.c
> > b/drivers/gpu/drm/i915/i915_irq.c index da5d607..09c11e4 100644
> > --- a/drivers/gpu/drm/i915/i915_irq.c
> > +++ b/drivers/gpu/drm/i915/i915_irq.c
> > @@ -1694,7 +1694,7 @@ void i915_hangcheck_elapsed(unsigned long data)
> >  		if (dev_priv->hangcheck_count++ > 1) {
> >  			DRM_ERROR("Hangcheck timer elapsed... GPU
> > hung\n"); 
> > -			if (!IS_GEN2(dev)) {
> > +			if (!IS_GEN2(dev) && i915_try_reset) {
> >  				/* Is the chip hanging on a
> > WAIT_FOR_EVENT?
> >  				 * If so we can simply poke the
> > RB_WAIT bit
> >  				 * and break the hang. This should
> > work on
> 
> I think you should also be able to accomplish the same thing
> with enable_hangcheck param. I had the same problem with the
> debugger :)

I agree. Iirc you have some patches floating in that area to make the
hangcheck a bit more robust. Can you maybe add this to that series and
(re-)submit?

Cheers, Daniel
-- 
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48

  reply index

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-13  5:38 [2.6.39 regression] hard lock when GNOME starts Andrew Lutomirski
2011-05-13 16:07 ` Andrew Lutomirski
2011-05-13 16:14   ` [PATCH] drm/i915: Revert i915.semaphore=1 default from 47ae63e0 Andy Lutomirski
2011-05-15 23:09     ` Keith Packard
2011-05-19 19:56     ` Keith Packard
2011-05-19 20:50       ` Andrew Lutomirski
2011-05-24 17:10         ` Andrew Lutomirski
2011-05-24 17:46           ` Keith Packard
2011-05-24 20:05           ` Ivan Bulatovic
2011-06-07  7:12         ` Eric Anholt
2011-06-10 14:06           ` Andrew Lutomirski
2011-08-22 16:53             ` Jesse Barnes
2011-08-31 18:24               ` Ben Widawsky
2011-08-31 18:30               ` Andrew Lutomirski
2011-08-31 19:07                 ` Keith Packard
2011-08-31 19:37                   ` Andrew Lutomirski
2011-09-26 17:59                     ` [PATCH] drm/i915: kicking rings considered harmful Daniel Vetter
2011-09-26 19:07                       ` Andrew Lutomirski
2011-09-27  9:57                         ` Daniel Vetter
2011-09-27  5:22                       ` Ben Widawsky
2011-09-27 10:03                         ` Daniel Vetter [this message]
2011-09-27 16:46                           ` Ben Widawsky
2011-09-27 17:31                             ` Chris Wilson
2011-09-27 18:03                               ` Daniel Vetter
2011-09-27 19:38                                 ` Ben Widawsky
2011-09-27 21:54                                   ` Chris Wilson
2011-09-28  1:34                                     ` Ben Widawsky
2011-09-28  8:47                                       ` Chris Wilson
2011-09-28  8:53                                         ` Daniel Vetter
2011-10-03 20:21                                           ` Andrew Lutomirski
2011-10-03 21:02                                             ` Daniel Vetter

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