Description:

after update to 2.6.33
kernel can not get cpu temperature from /proc/acpi/thermal_zone
if it failed,/proc/acpi/thermal_zone become a empty directory
if it success boot,lm_sensor can get cpu temperature form /proc/acpi/thermal_zone/ZT01



Additional info:

* package version(s)

delectate@delectate:~$ uname -a
Linux delectate 2.6.33-ARCH #1 SMP PREEMPT Mon Apr 5 05:57:38 UTC 2010 i686 Intel(R) Core(TM)2 Duo CPU P7350 @ 2.00GHz GenuineIntel GNU/Linux

* config and/or log files etc.

dmesg | grep ACPI

this is important part:

ACPI: ACPI bus type pnp unregistered
ACPI Error (psargs-0359): [\_PR_.CPU0._PPC] Namespace lookup failure, AE_NOT_FOUND
ACPI Error (psparse-0537): Method parse/execution failed [\CPUL] (Node f70165d0), AE_NOT_FOUND
ACPI Error (psparse-0537): Method parse/execution failed [\_TZ_.TZ01.OTHD] (Node f7016480), AE_NOT_FOUND
ACPI Error (psparse-0537): Method parse/execution failed [\_TZ_.TZ01._TMP] (Node f70163c0), AE_NOT_FOUND
ACPI: Video Device [VGA] (multi-head: yes rom: no post: no)

full :http://pastebin.com/wUuWkS8Q

Steps to reproduce:

i recompile dsdt file and use new dsdt to compile a new boot img in /boot

but still doesn't work

i'm so confuse.

laptop's lit,power button,fn button all works well,but just temperature doesn't work