From: Daniel Vetter <daniel@ffwll.ch>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org,
Pekka Enberg <penberg@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [Intel-gfx] [PATCH] drm/i915: Disable all outputs early, before KMS takeover
Date: Fri, 1 Apr 2011 13:44:30 +0200 [thread overview]
Message-ID: <20110401114429.GA3526@viiv.ffwll.ch> (raw)
In-Reply-To: <1301395589-8121-1-git-send-email-chris@chris-wilson.co.uk>
On Tue, Mar 29, 2011 at 11:46:29AM +0100, Chris Wilson wrote:
> If the outputs are active and continuing to access the GATT when we
> teardown the PTEs, then there is a potential for us to hang the GPU.
> The hang tends to be a PGTBL_ER with either an invalid host access or
> an invalid display plane fetch.
This patch seems to fix resume flakiness (that recently developed
complete reliability in hanging the gpu) on my i855gm. Captured
error_states look as described here. Latest -staging merged into latest
-linus is now again fully reliable at s/r.
Tested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
--
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48
next prev parent reply other threads:[~2011-04-01 11:44 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-24 11:34 [git pull] drm fixes for -rc1 Dave Airlie
2011-03-28 18:43 ` Pekka Enberg
2011-03-28 18:53 ` Pekka Enberg
2011-03-28 19:09 ` Chris Wilson
2011-03-29 7:11 ` Pekka Enberg
2011-03-29 7:49 ` Chris Wilson
2011-03-29 10:46 ` [PATCH] drm/i915: Disable all outputs early, before KMS takeover Chris Wilson
2011-03-29 12:23 ` [PATCH] drm/i915: Move the irq wait queue initialisation into the ring init Chris Wilson
2011-03-29 13:05 ` Pekka Enberg
2011-03-29 13:22 ` Chris Wilson
2011-03-29 13:39 ` Pekka Enberg
2011-03-29 14:22 ` Pekka Enberg
2011-03-29 14:32 ` Chris Wilson
2011-03-29 15:21 ` Pekka Enberg
2011-04-01 11:44 ` Daniel Vetter [this message]
2011-04-01 11:51 ` [Intel-gfx] [PATCH] drm/i915: Disable all outputs early, before KMS takeover Pekka Enberg
2011-04-05 10:21 ` Tomas Winkler
2011-04-05 10:30 ` Chris Wilson
2011-04-05 10:37 ` Pekka Enberg
2011-04-05 11:55 ` Tomas Winkler
2011-04-05 14:11 ` Pekka Enberg
2011-04-05 14:27 ` Chris Wilson
2011-04-05 14:31 ` Pekka Enberg
2011-04-05 14:34 ` Chris Wilson
2011-04-05 15:11 ` Pekka Enberg
2011-04-05 15:32 ` Chris Wilson
2011-04-05 15:44 ` Pekka Enberg
2011-04-05 14:42 ` [Intel-gfx] " Linus Torvalds
2011-04-05 15:01 ` Keith Packard
2011-04-05 15:12 ` Chris Wilson
2011-04-05 15:35 ` Pekka Enberg
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