linux-kernel - Re: [PATCH] drm/i915/execbuffer: Reorder relocations to match new object order

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Date:	Thu, 13 Jan 2011 00:48:03 +0000
From:	Chris Wilson <chris@...is-wilson.co.uk>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Dave Airlie <airlied@...ux.ie>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] drm/i915/execbuffer: Reorder relocations to match new object order

On Wed, 12 Jan 2011 16:27:46 -0800, Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> On Wed, Jan 12, 2011 at 4:13 PM, Chris Wilson <chris@...is-wilson.co.uk> wrote:
> >
> > This is what I'm running with at the moment. It only appears to affect the
> > slow path which hopefully explains why it is relatively infrequent...
> 
> I think you're still missing some case.
> 
> This improves the video case a lot - I can't see any artifacts there -
> but I still get occasional corruption when moving between the "share"
> and "rate" buttons, and they end up drawing incorrectly.

Now we're probably drifting into other bug territory... ;-)

I'll look again in the morning. Usually running the conformance test
suites in parallel is enough to exercise the worst-case behaviour.
-Chris
 
-- 
Chris Wilson, Intel Open Source Technology Centre
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