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

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Message-ID: <20160913210437.GA4097@amd>
Date:   Tue, 13 Sep 2016 23:04:37 +0200
From:   Pavel Machek <pavel@....cz>
To:     kernel list <linux-kernel@...r.kernel.org>,
        daniel.vetter@...el.com, jani.nikula@...ux.intel.com,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Subject: Re: 4.8-rc1: it is now common that machine needs re-run of xrandr
 after resume

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.

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

									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

View attachment "delme" of type "text/plain" (30818 bytes)

Download attachment "delme2.gz" of type "application/gzip" (15122 bytes)