linux-kernel - Re: [git pull request] ACPI & driver patches for Linux-2.6.32-rc0

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Message-ID: <4AC15582.8090601@mandriva.org>
Date:	Tue, 29 Sep 2009 03:32:02 +0300
From:	Thomas Backlund <tmb@...driva.org>
To:	Alexey Starikovskiy <astarikovskiy@...e.de>
CC:	Len Brown <lenb@...nel.org>, Lin Ming <ming.m.lin@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>
Subject: Re: [git pull request] ACPI & driver patches for Linux-2.6.32-rc0

Alexey Starikovskiy wrote:
> Thomas Backlund пишет:
>> Thomas Backlund wrote:
>>> Alexey Starikovskiy wrote:
>>>> Thomas Backlund пишет:
>>>>> Now this is a Acer TravelMate 5720G laptop with the latest 1.35 bios.
>>>>> Distro is Mandriva Linux Cooker, and arch is x86_64
>>>>>
>>>>> Attached is output of "grep ACPI /var/log/dmesg"
>>>>> dmesg-acpi-20090903
>>>>> - all acpi patches as of 2.6.32-rc1
>>>> This one does not have errors you've mentioned earlier, could you 
>>>> find dmesg with them?
>>> Ah, sorry about that...
>>> I should have done dmesg|grep ACPI to get the errors... it would have 
>>> shown this too:
>>> tg3 0000:02:00.0: wake-up capability disabled by ACPI
>>> ACPI Exception: AE_TIME, Returned by Handler for [EmbeddedControl] 
>>> (20090903/evregion-424)
>>> ACPI Error (psparse-0537): Method parse/execution failed 
>>> [\_SB_.PCI0.LPCB.EC0_.GBST] (Node ffff88013f81c5e0), AE_TIME
>>> ACPI Error (psparse-0537): Method parse/execution failed 
>>> [\_SB_.PCI0.LPCB.EC0_.BAT0._BST] (Node ffff88013f81c720), AE_TIME
>>> ACPI Exception: AE_TIME, Evaluating _BST (20090903/battery-393)
>>>
>>>
>>>
>>>>> dmesg-acpi-20090903-ec-2.6.31
>>>>> - all acpi patches as of 2.6.32-rc1
>>>>> - ec.c from 2.6.31.1
>>>>>
>>>>>
>>>>> Should I start bisecting, or do you have any other suggestion?
>>>> There is only one patch which touch ec.c, 
>>>> 2a84cb9852f52c0cd1c48bca41a8792d44ad06cc. You may try to revert it, 
>>>> and see.
>>>>
>>> Isn't that what pretty much what I did when I built a kernel with the 
>>> 2.6.31.1 ec.c ?
>>>
>>> Anyway, after I applied your patch you just posted on acpi-devel:
>>> ACPI: EC: Rewrite DMI checks
>>>
>>> to the 2.6.32-rc1 tree the:
>>>
>>>> -ACPI Error (psargs-0359): [\_PR_.CPU0.CSTX] Namespace lookup 
>>>> failure, AE_NOT_FOUND
>>>> -ACPI Error (psparse-0537): Method parse/execution failed 
>>>> [\_SB_.PCI0.LPCB.EC0_._Q2F] (Node ffff88013f81c1a0), AE_NOT_FOUND
>>> does not show up at boot anymore, and so far I haven't seen the other 
>>> errors either...
>>>
>>> I'll post a follow-up if they show up again...
>>>
>> Bah...
>> I spoke too soon:
>>
> Could you please turn on timing information in printk ? 
> Please also uncomment "#define DEBUG" in ec.c
> 

That generated a big log......

This is now grep ACPI /var/log/syslog from the 2.6.32-rc1 + the above 
"ACPI: EC: Rewrite DMI checks"

As it's big, I posted it here:
http://tmb.mine.nu/acpi-ec-bug/acpi-ec-debug.bz2

--
Thomas
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