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Date: Sun, 11 Sep 2011 20:33:14 +0200
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Subject: Re: 3.1-rc5 is the worst
From: Francis Moreau <francis.moro@gmail.com>
To: Keith Packard <keithp@keithp.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>
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On Sat, Sep 10, 2011 at 5:11 PM, Keith Packard <keithp@keithp.com> wrote:
> On Sat, 10 Sep 2011 11:57:06 +0200, Francis Moreau <francis.moro@gmail.com> wrote:
>
>> 3/ video: Intel Corporation Core Processor Integrated Graphics
>> Controller (rev 18) drived by 'i915': sometime after resuming or after
>> leaving the black screensaver, the screen seems to be frozen and I
>> need to switch to tty1 and switch back to the graphic screen in order
>> to make the screen refreshed again.
>
> Can you try disabling fbc and see if this helps?
>
> i915.i915_enable_fbc=0
>
> We've gotten a few minor regression reports that this fixes; we're
> working on isolating the cause if possible.
>

Ok this seems to fix the issue.

-- 
Francis