Re: AER: Malformed TLP recovery deadlock with NVMe drives

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On 5/7/2018 5:46 PM, okaya@xxxxxxxxxxxxxx wrote:
[snip]
>> If it were easy, somebody would have patched it by now ;)
> 
> Can you file a bugzilla CC me, keith and bjorn and attach all of your
> logs?

Sure. Which bugzilla?


> Let's debug this there.

Debugging over email not fun enough?

Alex


>>> With this patch, you shouldn't
>>> see link down and up interrupts during reset but i do see them in the
>>> log.
>>
>> You will see the messages from the link up/down events regardless if
>> any
>> action is actually taken.
>>
>>> Can you also share a fail case log with this patch and a diff of your
>>> hacks so that we know where prints are coming from.
>>
>> Of course. Example of failing case [3], and is identical to the fail
>> log
>> without any patches. Although prints have the function name, the diff
>> is
>> in [4].
>>
>> Alex
>>
>> [3] http://gtech.myftp.org/~mrnuke/nvme_logs/log-20180507-1509.log
>> [4] http://gtech.myftp.org/~mrnuke/nvme_logs/print_hacks.patch
>>
>>
>>>> [2] http://gtech.myftp.org/~mrnuke/nvme_logs/log-20180507-1429.log
>>>>>> [1] http://gtech.myftp.org/~mrnuke/nvme_logs/log-20180507-1308.log
> 





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