linux-kernel - Re: xrandr fails after resume from hibernation in kernels 4.7.4 and 4.8.0

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Date:   Wed, 5 Oct 2016 07:11:23 -0300
From:   Gaston Gonzalez <gascoar@...il.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        intel-gfx@...ts.freedesktop.org
Subject: Re: xrandr fails after resume from hibernation in kernels 4.7.4 and
 4.8.0

On Wed, Oct 05, 2016 at 07:23:23AM +0200, Greg KH wrote:
> On Tue, Oct 04, 2016 at 08:43:03PM -0300, Gaston Gonzalez wrote:
> > Hi,
> > 
> > After hibernation I get the following error when I tried to connect to monitor
> > through hdmi:
> > 
> > $ xrandr --output LVDS1 --off  --output  HDMI1 --auto
> > xrandr: Configure crtc 1 failed
> > 
> > This does not happen in kernel in kernel v4.6.7 but do happen in kernels v4.7.4
> > and v4.8.0
> 
> Ah, can you use 'git bisect' to track down the offending patch?
> 
> Also, if you let the graphics driver authors know, they are probably the
> best ones to help out with this, not the "generic" stable mailing list.
> 
> thanks,
> 
> greg k-h

Ok, I'll bisect this between v4.6.7 and v4.7.4

Added intel-gfx@...ts.freedesktop.org in CC.

regards,

Gaston