linux-kernel - Re: 3.1-rc5 is the worst

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Message-ID: <CAC9WiBgaaCydvzmNgxyqYnuzH-32hhexu7TNJUai1VEnowDcCQ@mail.gmail.com>
Date:	Sat, 10 Sep 2011 21:42:39 +0200
From:	Francis Moreau <francis.moro@...il.com>
To:	Keith Packard <keithp@...thp.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: 3.1-rc5 is the worst

On Sat, Sep 10, 2011 at 5:11 PM, Keith Packard <keithp@...thp.com> wrote:
> On Sat, 10 Sep 2011 11:57:06 +0200, Francis Moreau <francis.moro@...il.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.

of course I'm having hard time to reproduce now :)

Any idea how can I force the screen to sleep ?

Setting the timer to 1 min with the gnome interface doesn't work....

Thanks
-- 
Francis
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