linux-kernel - Re: Fan runs full speed after S3 sometimes (regression)

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Date:	Wed, 08 Sep 2010 15:27:00 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	Pavel Machek <pavel@....cz>
CC:	linux-acpi@...r.kernel.org,
	Linux-pm mailing list <linux-pm@...ts.linux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Fan runs full speed after S3 sometimes (regression)

Hi.

On 08/21/2010 07:05 PM, Pavel Machek wrote:
>>>>> I don't know how to debug that. Bisection is out of question -- it
>>>>> happens once in 10 or 20 cases. There are no fan entries in /sys.
>>>
>>> Well, doing 20 suspends in a row from a script should not be too bad.
>>
>> 20 is just a guess. I haven't seen it for pretty few days until the day
>> before yesterday. And it looks like CPU1 is brought up a half way. When
>> the fan was at full speed I tried:
>> echo 0 > /sys/devices/system/cpu/cpu1/online
>> and whole system freezed. Otherwise this commands succeeds.
> 
> Ok, so this looks like the kernel problem, on the other hand. Two
> different problems?

Actually, I haven't seen it after an upgrade to the next -mm kernel.
Consider it as closed as WORKSFORME for now.

thanks anyway,
-- 
js
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