* Ingo Molnar <mingo@elte.hu> wrote:

quoted text
> that fixed the build failure on 32-bit, but there's another one i just 
> hit on 64-bit x86:
> 
> drivers/built-in.o: In function `acpi_video_bus_put_devices':
> video.c:(.text+0x5540d): undefined reference to `thermal_cooling_device_unregister'
> drivers/built-in.o: In function `acpi_video_bus_add':
> video.c:(.text+0x56994): undefined reference to `thermal_cooling_device_register'
> 
> which is due to:
> 
>   commit 702ed512de9c8a67a69a981c73b7337c2131f198
>   Date:   Thu Jan 17 15:51:22 2008 +0800
> 
>       ACPI: register ACPI Video LCD as generic thermal cooling device
> 
> the commit couldnt be reverted cleanly, i've done a manual fixup of 
> the revert (find the patch below).

(config for that build breakage attached, in case you were wondering 
about how to trigger it.)

	Ingo