Re: [BUG] rc1 and rc2: Laptop unusable: on boot,screen black instead of native resolution

[Martin Kepplinger]

Am 2014-06-23 03:10, schrieb Zhang, Rui:
> 
> 
>> -----Original Message-----
>> From: Martin Kepplinger [mailto:martink@xxxxxxxxx]
>> Sent: Sunday, June 22, 2014 10:25 PM
>> To: Zhang, Rui
>> Cc: rjw@xxxxxxxxxxxxx; lenb@xxxxxxxxxx; linux-acpi@xxxxxxxxxxxxxxx;
>> linux-kernel@xxxxxxxxxxxxxxx
>> Subject: [BUG] rc1 and rc2: Laptop unusable: on boot,screen black
>> instead of native resolution
>> Importance: High
>>
>> Since 3.16-rc1 my laptop's just goes black while booting, instead of
>> switching to native screen resolution and showing me the starting
>> system there. It's an Acer TravelMate B113 with i915 driver and
>> acer_wmi. It stays black and is unusable.
>>
>> Do you have other people complain about that? Bisecting didn't lead to
>> a good result. I could be wrong but I somehow suspect the mistake to be
>> somewhere in commit 99678ed73a50d2df8b5f3c801e29e9b7a3e5aa85
>>
> In order to confirm if the problem is introduced by the above commit,
> why not checkout the kernel just before and after this commit and see if the problem exists?
> 
> Thanks,
> rui
> 
So maybe I was wrong. d27050641e9bc056446deb0814e7ba1aa7911f5a is still
good and aaeb2554337217dfa4eac2fcc90da7be540b9a73 is the fist bad one.
This is a big v4l merge. I added the linux-media list in cc now.

What could be the problem here?

> 
>> There is nothing unusual in the kernel log.
>>
>> This is quite unusual for an -rc2. Hence my question. I'm happy to test
>> changes.
>>
>>                                      martin
>> --
>> Martin Kepplinger
>> e-mail        martink AT posteo DOT at
>> chat (XMPP)   martink AT jabber DOT at

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