Re: [dpdk-dev] [PATCH] net/af_packet: initialize link interrupt callback queue

[Ferruh Yigit <ferruh.yigit@intel.com>]

On 12/20/2016 8:57 PM, Chas Williams wrote:
> On Tue, 2016-12-20 at 14:20 +0000, Ferruh Yigit wrote:
>> On 12/17/2016 6:03 PM, Chas Williams wrote:
>>> This patch initializes the eth_dev->link_intr_cbs queue which is
>>> used when af_packet is passed into rte_eth_ev_callback_register().
>>
>> Why do you want to register callback to af_packet PMD, it won't be
>> calling them?
> 
> Because I have a some other code that basically treats all the PMD's
> the same way.  Do I really need to write an exception for that code
> that says "if this is driver such and such don't call this API routine?"

No, you shouldn't.
Thanks for the clarification.

> 
>>>
>>> Fixes: 4dc294158cac ("ethdev: support optional Rx and Tx callbacks")
>>>
>>> Signed-off-by: Chas Williams <3chas3@gmail.com>
>>
>> Please cc the maintainers...
> 
> OK
> 
>>
>> CC: John W. Linville <linville@tuxdriver.com>
>>
>>> ---
>>>  drivers/net/af_packet/rte_eth_af_packet.c | 1 +
>>>  1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/net/af_packet/rte_eth_af_packet.c b/drivers/net/af_packet/rte_eth_af_packet.c
>>> index a1e13ff..ea5070a 100644
>>> --- a/drivers/net/af_packet/rte_eth_af_packet.c
>>> +++ b/drivers/net/af_packet/rte_eth_af_packet.c
>>> @@ -708,6 +708,7 @@ rte_pmd_init_internals(const char *name,
>>>  	(*eth_dev)->data->drv_name = pmd_af_packet_drv.driver.name;
>>>  	(*eth_dev)->data->kdrv = RTE_KDRV_NONE;
>>>  	(*eth_dev)->data->numa_node = numa_node;
>>> +	TAILQ_INIT(&((*eth_dev)->link_intr_cbs));
>>>  
>>>  	return 0;
>>>  
>>>
>>
>>