Re: [BUG] GM45 blanks shortly after boot in 2.6.30-git

[Andres Freund]

On 06/25/2009 10:30 AM, Andres Freund wrote:
> Hi,
>
> Somewhere between:
> 03347e2592078a90df818670fddf97a33eec70fb (2.6.30 + 5415 commits)
> and
> c82e6d450fda56cb2d4f68534173d3cd11b32f9f (2.6.30 + 8722 commits)
> my Laptop (Lenovo T500) with an Intel GM45 graphics card blanks display
> during boot (before starting with initramfs) , stops responding to
> anything (i.e. no caps-lock light) and shows no further activity (i.e.
> no hdd activity).
>
> Before the blank I did not see any sign of a backtrace or similar, but
> its hard to say there wasn't any. Unfortunately atm I don't have another
> computer nearby, so I could not get a network console output yet.
>
> If you don't have a quick idea I will either get nearby another computer
> to get a trace or start bisecting.
I have not yet had access to another computer (so no trace yet) but I 
bisected it to this very innocent looking commit:
1e4cffe78e1decd937c7b78410eec87da6b87954 : ACPI: video: convert to 
acpi_get_pci_dev

Hope I added the correct CC's

Andres

PS: bad Headache + no tiredness is a good combination to do bisecting ;-)
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