On 07/21/2013 03:10 PM, Toralf Förster wrote:
> On 07/21/2013 10:43 AM, Srivatsa S. Bhat wrote:
>> On 07/17/2013 09:19 PM, Srivatsa S. Bhat wrote:
>>> On 07/17/2013 08:57 PM, Toralf Förster wrote:
>>>> On 07/16/2013 11:32 PM, Rafael J. Wysocki wrote:
>>>>> On Tuesday, July 16, 2013 05:15:14 PM Toralf Förster wrote:
>> [...]
>>>>>> sry - here again with full quote of the email :
>>>>>>
>>>>>> I applied patch [1/8] on top of v3.11-rc1-8-g47188d3 passes two
>>>>>> s2ram/wakeup
>>>>>> cycles fine and crashed the system at the 3rd attempt / one times just at
>>>>>> the 4th (blinking power led, no sysrq, ...).
>>>>>>
>>>>>> Applying patch 1-8 on top of that tree differs in that way that it
>>>>>> crashes now the system even at the 1st attempt or at least at the 2nd
>>>>>>
>>>>>> My hardware is a ThinkPad T420 with latest BIOS and a 32 bit stable
>>>>>> Gentoo Linux - FWIW .config attached.
>>>>>
>>>>> I think you'll need the fixes first, basically [1/8] from this series and
>>>>> this: https://patchwork.kernel.org/patch/2827512/ .
>>>>>
>>>>> Please try to run with these two things applied only and see how that
>>>>> goes.
>>>>>
>>>>> Thanks,
>>>>> Rafael
>>>>>
>>>>>
>>>> That was it.
>>>>
>>>> Applying https://patchwork.kernel.org/patch/2827512/ and then patch
>>>> [1/8] on top of v3.11-rc1-8-g47188d3 works fine and solved the reported
>>>> issue.
>>>>
>>>> Furthermore applying patches 2-8 works too - suspend/wakeup works fine
>>>> and frequencies are scaled right after wakeup at the T420.
>>>>
>>>
>>> Phew! Finally :-)
>>>
>>> Thank you for all your testing efforts!
>>>
>>
>> Rafael, Viresh, any thoughts on picking up patches 2-8 from this series
>> for 3.12?
>
> What's about the additional patch Rafael adviced me in this thread:
> https://patchwork.kernel.org/patch/2827512/
> ?
>
> On my ThinkPad T420 I do have to apply this on top of 3.10.1 otherwise I
> do suffer from the hang during s2ram.
>
Rafael already picked it up and in fact its now in the mainline kernel
as commit:
commit e8d05276f236ee6435e78411f62be9714e0b9377
Author: Srivatsa S. Bhat <srivatsa.b...@linux.vnet.ibm.com>
Date: Tue Jul 16 22:46:48 2013 +0200
cpufreq: Revert commit 2f7021a8 to fix CPU hotplug regression
Thanks for following up on that fix, Toralf!
Regards,
Srivatsa S. Bhat
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