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            <b><a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED --- - [7 Series] [Backlight] Incorrectly driver set backlight"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=63931#c12">Comment # 12</a>
              on <a class="bz_bug_link 
          bz_status_REOPENED "
   title="REOPENED --- - [7 Series] [Backlight] Incorrectly driver set backlight"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=63931">bug 63931</a>
              from <span class="vcard"><a class="email" href="mailto:i.gnatenko.brain@gmail.com" title="Igor <i.gnatenko.brain@gmail.com>"> <span class="fn">Igor</span></a>
</span></b>
        <pre>I tested again..
# echo 95 > /sys/class/backlight/acpi_video0/brightness
But in real life brightness of my monitor not change..
$ cat /sys/class/backlight/acpi_video0/brightness
95
$ xbacklight
100
$ cat /sys/class/backlight/acpi_video0/brightness
100
This happens with all the values ​​that are specified in the above attachment.</pre>
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