linux-kernel - Re: [git pull] drm main pull for 3.4-rc1

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Message-ID: <20120327100128.GF4276@phenom.ffwll.local>
Date:	Tue, 27 Mar 2012 12:01:28 +0200
From:	Daniel Vetter <daniel@...ll.ch>
To:	Tony Vroon <tony@...x.net>
Cc:	Dave Airlie <airlied@...ux.ie>,
	DRI mailing list <dri-devel@...ts.freedesktop.org>,
	linux-kernel@...r.kernel.org, Matt Turner <mattst88@...il.com>
Subject: Re: [git pull] drm main pull for 3.4-rc1

On Mon, Mar 26, 2012 at 03:36:53PM +0100, Tony Vroon wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> On 26/03/12 15:32, Daniel Vetter wrote:
> > Ok, this is ugly. Do you have any special module options for i915
> > set (like i915_enable_rc6)?
> 
> None set:
> adrastea ~ # cat /proc/cmdline
> BOOT_IMAGE=3.3.0-04074-g53 rw root=0
> 
> > Also, can you check whether disabling vt-d does work around the
> > issue?
> 
> Will try. More to follow shortly.
> 
> > Last but not least, can you please bisect where this regression got
> > introduced so we have an idea why it breaks?
> 
> I do not know how to turn these 3.3.0-04074-g5375871 type indicators

If you replace 3.3.0 with v3.3.3 this is exactly what git can parse as a
commit ref. into useful git bisect arguments. Another thing for you to try
is booting with i915.i915_enable_ppgtt=0 (and vt-d enabled of course).

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