Re: Linux 2.6.37

["Zephaniah E. Loss-Cutler-Hull" <warp@aehallh.com>]

On Thu, 06 Jan 2011 11:50:02 +0100, Michal Hocko wrote:
> Hi,
> 
> On Tue 04-01-11 17:15:45, Linus Torvalds wrote:
> [...]
> > We did have another revert to fix hopefullythe last "blank screen"
> > regression on intel graphics.
> 
> It seems that there is still a regression for intel graphic cards
> backlight. One report is
> https://bugzilla.kernel.org/show_bug.cgi?id=22672.
> I can reproduce the problem easily by:
> xset dpms force standby; sleep 3s; xset dpms force on
> 
> backlight doesn't get up (there is really dark picture though which
> doesn't get brighter by function keys which work normally) after dpms on
> until I close and open lid.
> 
> The problem wasn't present in 2.6.36

And I have a different regression.

On 2.6.36.2 everything is fine, on 2.6.37 my laptop's display is more or
less blank, backlight on, with a white pattern slowly moving across the
screen like it was a (bad) moving spot light effect.

dmesg output and .configs at
https://bugs.freedesktop.org/show_bug.cgi?id=32903

Zephaniah E. Loss-Cutler-Hull.