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Re: wifi driver or USB might leads suspend/resume failure on thinkpad X1 carbon

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On Mon, Mar 10, 2014 at 6:50 PM, Emmanuel Grumbach <egrumbach@xxxxxxxxx> wrote:
>>>>> Hi,
>>>>>
>>>>> On Mon, Mar 10, 2014 at 7:05 AM, Shuduo Sang <sangshuduo@xxxxxxxxx> wrote:
>>>>>> Hi,
>>>>>>
>>>>>> Sorry for cross posting. I'm suffering an issue my Thinkpad X1 Carbon
>>>>>> can't resume after suspend recently. I tried many ways including
>>>>>> latest vanilla kernel, latest stable 3.13 and 3.11 kernel but it still
>>>>>> happens. I found it will not happen when I turn off WIFI device or USB
>>>>>> 3.0 in BIOS. So I suspect something need fix in either wifi driver or
>>>>>> USB side. Since Windows 7 works good so I suppose no hardware issue.
>>>>>> Anyone has some ideas to fix it or debug it?
>>>>>>
>>>>>> Thanks,
>>>>>> Shuduo
>>>>>>
>>>>>
>>>>> If you disable WiFi only (without touching USB 3.0 in BIOS), it works?
>>>>> How do you disable WiFi? Rfkill or removing iwlwifi?
>>>>>
>>>>
>>>> I have disabled WIFI device in BIOS, then its suspend/resume works.
>>>>
>>>
>>> Do you have any logs to share?
>>> I supposed you tested 3.13.6 right?
>>
>> Attach dmesg output. If any other log you need, I can capture too.
>> Actually I tried 3.14-rc6, 3.13.6 and 3.11.10.
>
> This looks healthy.
>
>     Suspending console(s) (use no_console_suspend to debug)
>
> can you use no_console_suspend?

Yes, this log is already output from the kernel I compile with
no_console_suspend.
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