linux-kernel - [2.6.22-rc4-mm1] ACPI Exception (processor

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Message-ID: <4667B970.7000506@gmail.com>
Date:	Thu, 07 Jun 2007 09:53:20 +0200
From:	Maciej Rutecki <maciej.rutecki@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	lenb@...nel.org
Subject: [2.6.22-rc4-mm1] ACPI Exception (processor_throttling)

ACPI Exception (processor_throttling-0084): AE_NOT_FOUND, Evaluating
_PTC [20070126]
ACPI Exception (processor_throttling-0147): AE_NOT_FOUND, Evaluating
_TSS [20070126]

On 2.6.20.9 I don't have this exceptions.

Other problem:

2.6.22rc4-mm1:
rutek:/home/maciek# cat /proc/acpi/processor/CPU0/throttling
Naruszenie ochrony pamięci (segmentation fault)

compared to 2.6.20.9:
maciek@...ek:~$ cat /proc/acpi/processor/CPU0/throttling
state count:             8
active state:            T0
states:
   *T0:                  00%
    T1:                  12%
    T2:                  25%
    T3:                  37%
    T4:                  50%
    T5:                  62%
    T6:                  75%
    T7:                  87%


Other info (2.6.22-rc4-mm1):
rutek:/home/maciek# ls /proc/acpi/processor/CPU0/
info  limit  power  throttling
rutek:/home/maciek# cat /proc/acpi/processor/CPU0/info
processor id:            0
acpi id:                 1
bus mastering control:   yes
power management:        yes
throttling control:      yes
limit interface:         yes
rutek:/home/maciek# cat /proc/acpi/processor/CPU0/limit
active limit:            P0:T0
user limit:              P0:T0
thermal limit:           P0:T0
rutek:/home/maciek# cat /proc/acpi/processor/CPU0/power
active state:            C0
max_cstate:              C8
bus master activity:     00000000
maximum allowed latency: 8000 usec
states:
    C1:                  type[C1] promotion[--] demotion[--]
latency[001] usage[00000000] duration[00000000000000000000]
    C2:                  type[C2] promotion[--] demotion[--]
latency[001] usage[00000000] duration[00000000000000000000]

For CPU1 is similar.

config, dmesg, acpidump:
http://www.unixy.pl/maciek/download/kernel/2.6.22-rc4-mm1/

-- 
Maciej Rutecki
http://www.maciek.unixy.pl


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