[Bug 68471] Display extremely dark on Dell XPS 13 since 3.10 Kernel in EFI mode

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=68471

--- Comment #8 from Aaron Lu <aaron.lu at intel.com> ---
Please attach acpidump:
# acpidump > acpidump.txt

>From the two logs in comment #4 and #5, it seems the backlight control is
broken in v3.13 while works well in v3.9. BTW, I suppose the two tests are done
with UEFI mode?

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