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On Fri, Mar 16, 2012 at 2:14 PM, Grant <emailgrant@×××××.com> wrote: |
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> Does anyone know which kernel option would be responsible for |
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> /sys/class/backlight/intel_backlight? I've disabled some backlight |
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> stuff in the kernel but the directory still appears. I get screen |
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> backlight control on my laptop if I do: |
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> |
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> echo 0 > /sys/class/backlight/intel_backlight/brightness |
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> |
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> but if xlockmore blanks my screen, I have to issue the above again |
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> before screen backlight control works again. I also have acpi_video0 |
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> in /sys/class/backlight and I think removing intel_backlight might fix |
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> the problem. |
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> |
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> I could try deleting the directory. Is that safe? Are the files and |
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> folders in /sys generated dynamically at boot? |
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|
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The /sys directory is like /proc; it's a virtual directory which |
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serves as interface to several kernel knobs. I don't think you can |
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remove any dir from it, and if you do, next boot it will show up |
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again. |
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|
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Regards. |
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-- |
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Canek Peláez Valdés |
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Posgrado en Ciencia e Ingeniería de la Computación |
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Universidad Nacional Autónoma de México |