Re: [PATCH net-next v5 5/6] flow_offload: support get flow_block immediately

[wenxu]

在 2019/8/3 8:21, Jakub Kicinski 写道:
> On Sat, 3 Aug 2019 07:19:31 +0800, wenxu wrote:
>>> Or:
>>>
>>> device unregister:
>>>   - nft block destroy
>>>     - UNBIND cb
>>>       - free driver's block state
>>>   - driver notifier callback
>>>     - free driver's state
>>>
>>> No?  
>> For the second case maybe can't unbind cb? because the nft block is
>> destroied. There is no way to find the block(chain) in nft.
> But before the block is destroyed doesn't nft send an UNBIND event to
> the drivers, always?
you are correct, it will be send an UBIND event when the block is destroyed