This bug is likely to be not fixed anytime soon.
https://bugzilla.kernel.org/show_bug.cgi?id=14216
Comment #43 From Zhang Rui 2010-09-27 01:18:54
we have several bug reports that ACPI video driver controls the backlight
correctly, but the backlight fails to change after evaluating the AML
There is a kernel.org bugreport also
https://bugzilla.kernel.org/show_bug.cgi?id=16036
currently I am using
sudo setpci -s 00:02.0 F4.B=80
to change backlight control.
Well, actually I use lirc daemon to intercept fn-keys and call a
following bash script when screen brightness fn-keys are
** Bug watch added: Linux Kernel Bug Tracker #16036
http://bugzilla.kernel.org/show_bug.cgi?id=16036
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[maverick] - Xorg fails to load with nomodeset kernel parameter
https://bugs.launchpad.net/bugs/631412
You received this bug notification because you are a member of Ubuntu-X,
which is
Public bug reported:
Binary package hint: xserver-xorg-video-intel
Some notebooks need the nomodeset acpi_backlight = vendor kernel boot
time option to make screen brigthness adjustable by Fn keys (I have a
Toshiba Satelltie T130). With this option xorg failes to load. Without
this screen is
Xorg.log when nomodeset is set. Bug is always reproducible.
** Attachment added: Xorg.0.log
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/631412/+attachment/1549249/+files/Xorg.0.log
--
[maverick] - Xorg fails to load with nomodeset kernel parameter
** Attachment added: AcpiTables.txt
https://bugs.launchpad.net/bugs/631412/+attachment/1549230/+files/AcpiTables.txt
** Attachment added: AlsaDevices.txt
https://bugs.launchpad.net/bugs/631412/+attachment/1549231/+files/AlsaDevices.txt
** Attachment added: AplayDevices.txt
There is analogous bug with intel videocards also.
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-
intel/+bug/576353
I hoped that it will be fixed in Maverick - nope, this bug is still in
the Maverick also! I would say that now it is even more frequent than in
was in Lucid.
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The same bug here - Toshiba Satellite T130-14T (intel g4500) and Kubuntu 10.04
64 bit.
With a chance of 1 out 5, notebook will stop booting right before kdm start.
Usual splash screen is just shown (kubuntu with 5 stars).
Ctrl-alt-del or power button function normally, so it is possible to
I am also confident that bug had gone after upgrading to kernel 2.6.30
and using intel video drivers (from x-swat ppa) that default to older
acceleration architecture (EXA).
--
High load average, disk read, no apparent reason - 2.6.28-11
https://bugs.launchpad.net/bugs/367377
You received this
I also experience the same bug on notebook with i945 chipset with Ubuntu Jaunty.
Symptoms are the same - at some point system becomes irresponsive, disk
activity is such high that the only option is to power-off the notebook.
As I was experiencing it rather frequently I had open consoles with
I still experience this bug with intel drivers 2.7.99.1-1,
KDE4.2.2(4.2.3), installed from ppa's. There is another bug-report on
the same problem. I wrote details there.
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-
intel/+bug/367377
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[GM45] (Needs -intel 2.7.0) memory leak
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