On 5/3/2020 2:06 PM, Florian Fainelli wrote:
> Le 2020-05-01 à 10:58, Allen a écrit :
>>>>
>>>> It maps to "eth0". Please let me know if you need further details.
>>>
>>> I suppose I should have been clearer, what network device driver created
>>> eth0?
>>>
>>
>> This was seen on a VM.
>> eth0 [52:54:00:c1:cd:65]: virtio_net (up)
>
> I have reproduced it here with virtio_net and am now looking into this,
> at first glance it does not look like we are properly holding the device
> reference count for the case where DSA was probed via platform device
> configuration.
There is a DSA master reference counting issue, but with dsa-loop, the
DSA master is already properly reference counted thanks to the
dev_get_by_name() call, I will keep digging.
--
Florian
