Re: 4.8-rc1: it is now common that machine needs re-run of xrandr after resume

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On Wed, 14 Sep 2016, Pavel Machek <pavel@xxxxxx> wrote:
> Hi!
>
>> I have
>> 
>> 00:02.0 VGA compatible controller: Intel Corporation 4 Series Chipset
>> Integrated Graphics Controller (rev 03)
>> 
>> In previous kernels, resume worked ok. With 4.8-rc1, I quite often (1
>> in 10 resumes?) get in state where primary monitor (DVI) is dead (in
>> powersave) and all windows move to secondary monitor (VGA). Running
>> "xrandr" fixes that.
>> 
>> I'll update to newer rc and see if it happens again, but if you have
>> any ideas, now would be good time.
>
> Ok. With -rc6, X are completely broken. I got notification "could not
> restore CRTC config for screen 63" or something like that, and window
> manager just does not start.

Ugh. Can you bisect from v4.7, assuming it worked? That's probably the
fastest way to resolve this.

BR,
Jani.

>
> X log is attached as delme, kernel log as delme2. Nothing too
> suspicious :-(.
>
> 									Pavel

-- 
Jani Nikula, Intel Open Source Technology Center
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