linux-kernel - Re: Intel 965G: i915_dispatch_cmdbuffer failed (2.6.19-rc2)

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Message-ID: <20061024140751.GA686@tau.solarneutrino.net>
Date:	Tue, 24 Oct 2006 10:07:51 -0400
From:	Ryan Richter <ryan@....solarneutrino.net>
To:	Avi Kivity <avi@...o.co.il>
Cc:	Keith Whitwell <keith@...gstengraphics.com>,
	Keith Packard <keithp@...thp.com>,
	dri-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org
Subject: Re: Intel 965G: i915_dispatch_cmdbuffer failed (2.6.19-rc2)

On Tue, Oct 24, 2006 at 02:21:42PM +0200, Avi Kivity wrote:
> Ryan Richter wrote:
> >
> >I had heard something previously about i965_dri.so maybe getting
> >miscompiled, but I hadn't followed up on it until now.  I rebuilt it
> >with an older gcc, and now it's all working great!  Sorry for the wild
> >goose chase.
> >
> 
> It was probably me.  I had the same experience, except that I recompiled 
> using the system compiler.  Possibly it got updated between the distro 
> compilation of the driver and my own.
> 
> So I don't think there's a need to try to reproduce it as it was 
> probably fixed in gcc already.
> 
> https://bugs.freedesktop.org/show_bug.cgi?id=8384

It worked for me when I recompiled with -fno-strict-aliasing (or with an
older gcc - 3.4 rather than 4.1).

-ryan
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