On 05/16/2014 09:37 PM, Santosh Shilimkar wrote:
> On Friday 16 May 2014 03:41 AM, Alex Shi wrote:
>> On 05/16/2014 02:36 AM, Santosh Shilimkar wrote:
>>>>>>> yes.
>>>>>>> My board is panda ES. without this revert, it works.
>>>>>
>>>>> Care to specify what linux version you are testing against?
>>>>>
>>>>> Does it hang in idle always immediately on booting?
>>>>>
>>>>> Or does the serial console first hang with sysrq still
>>>>> working (ctrl-a h in minicom for help) with device
>>>>> eventually locking up hard?
>>>>>
>>> I just posted an updated patch Alex on other thread.
>>> Attaching here again for your reference. Please try
>>> it out and see if the you still get a hang.
>>
>> it does not hang this time.
>>
> This is good news and exactly what I expected.
>
>> but I am not sure it can solve my problem, since RCU stall is not easy
>> to reproduce in short time.
>>
> You may want to run the system longer if you can. I suspect the RCU stall
> was also side effect of missing interrupts.
Sure. it do remove the RCU stall on my panda board.
>
> Regards,
> Santosh
>
--
Thanks
Alex
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