Sweet galloping unicorns!
After doing an apt-get upgrade today, the screen brightness bug seems to
have resolved itself.
Marking as resolved.
** Changed in: linux (Ubuntu)
Status: Confirmed => Fix Released
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Miles Lane, thank you for your comment. So your hardware and problem may be
tracked, could you please file a new report with Ubuntu by executing the
following in a terminal while booted into the default Ubuntu kernel (not a
mainline one) via:
ubuntu-bug linux
For more on this, please read the o
Also, I also do not see the brightness slider control in the "Brightness
and Lock" control panel section. This is with today's updated Vivid.
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https://bugs.launchpad.net/bugs/1392101
Tit
I am testing the Linus GIT development kernel. Currently, my kernel build is
3.18.0-rc5+.
With this kernel, I get the following:
root@Wobbly:~# echo 938 > /sys/class/backlight/intel_backlight/brightness
bash: echo: write error: Invalid argument
root@Wobbly:~# echo 937 >
/sys/class/backlight/int
Florian Boucault, thank you for your comment. So your hardware and problem may
be tracked, could you please file a new report with Ubuntu by executing the
following in a terminal while booted into the default Ubuntu kernel (not a
mainline one) via:
ubuntu-bug linux
For more on this, please read
I have exactly the same issue on my Macbook11,1 starting a couple of
weeks ago with Vivid. It does not seem to be a kernel issue and the /sys
brightness interfaces are present and working fine.
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** Tags removed: needs-bisect
** Tags added: needs-reassignment
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https://bugs.launchpad.net/bugs/1392101
Title:
Brightness controls not working on intel igfx
To manage notifications ab
I'm not so certian it is a kernel error now after some digging deeper.
I've tried all of the following kernels:
3.11.10-03111015-generic
3.12.20-031220-generic
3.14.2-031402-generic
3.14.23-031423-generic
3.16.0-10-generic
3.16.0-14-generic
3.16.0-18-generic
3.16.0-23-generic
3.16.0-24-generic
3.1
Martin H, the next step is to fully commit bisect from kernel 3.16 to
3.18-rc4 in order to identify the last good kernel commit, followed
immediately by the first bad one. This will allow for a more expedited
analysis of the root cause of your issue. Could you please do this
following https://wiki
One other point of note, is after the "Turn off screen when inactive
for:" duration specified in the brightness & lock settings has ellapsed,
instead of turning off the screen, it goes black (without turning off),
and the mouse cursor is still visible. Yet, the hotkey for screen on/off
does still s
** Tags removed: kernel-bug-exists-upstream-3.18.0-031800rc4-generic
** Tags added: kernel-bug-exists-upstream-3.18-rc4
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Title:
Brightness contro
Not a problem
uname -a
Linux GreenBanana 3.18.0-031800rc4-generic #201411091835 SMP Sun Nov 9 23:36:36
UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
The problem still is happening, (no hotkey controls, no brightness
slider in control center)
Once change I noticed with latest kernel is ...
/sys/class/
Martin H, thank you for reporting this and helping make Ubuntu better.
Could you please test the latest upstream kernel available from the very
top line at the top of the page (the release names are irrelevant for
testing, and please do not test the daily folder) following
https://wiki.ubuntu.com/K
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