Ubuntu
linux package

  1. Bug #1098216
  2. Comment #226

Comment 226 for bug 1098216

Revision history for this message
In , igor.raits (igor.raits-linux-kernel-bugs) wrote :

(In reply to comment #99)
> (In reply to comment #98)
> > 1. Need 3.10 kernel
> > 2. /sys/class/backlight/acpi_video0/ shouldn't exist after patching
>
> I think you missed something. The point was to say, using 3.9.7, acpi_video
> *does* work on my x230.
 Provide
# cat /sys/class/backlight/acpi_video0/max_brightness