[dpdk-dev] [v4]net/hinic: fix coredump when the scondary process using the hinic port.

[Ferruh Yigit]

On 11/12/2020 2:11 AM, Wangxiaoyun (Cloud) wrote:
> Hi Ferruh,
> 
> Align with Qingqing Li, this path will not apply to dpdk master now, some 
> dev_ops may
> casue fail when run in secondary proc, so need to modify it later and add tests 
> for other
> dev_ops.
> 

So will there be a new version in next release?

Please feel free to put comments in the mail list, it helps recording the status 
and people looking for it later.


> Thanks
> 
> 在 2020/10/31 18:10, Qingqing Li 写道:
>> fix coredump when secondary process using the hinic port. the
>> reason is that during the stage of secondary process port initialization, it 
>> lack the initialization of "eth_dev->dev_ops".
>>
>> Signed-off-by: Qingqing Li <liqingqing3 at huawei.com>
>> ---
>> v4: adapt to the latest version.
>> ---
>> v3: update the signed-off information.
>> ---
>> v2:  solve the coding style issue.
>> Signed-off-by: liqingqing <liqingqing3 at huawei.com>
>> ---
>>   drivers/net/hinic/hinic_pmd_ethdev.c | 20 ++++++++++++--------
>>   1 file changed, 12 insertions(+), 8 deletions(-)
>>
>> diff --git a/drivers/net/hinic/hinic_pmd_ethdev.c 
>> b/drivers/net/hinic/hinic_pmd_ethdev.c
>> index b694fd83c..526dafdad 100644
>> --- a/drivers/net/hinic/hinic_pmd_ethdev.c
>> +++ b/drivers/net/hinic/hinic_pmd_ethdev.c
>> @@ -3100,14 +3100,6 @@ static int hinic_func_init(struct rte_eth_dev *eth_dev)
>>
>>       pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
>>
>> -    /* EAL is SECONDARY and eth_dev is already created */
>> -    if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
>> -        PMD_DRV_LOG(INFO, "Initialize %s in secondary process",
>> -                eth_dev->data->name);
>> -
>> -        return 0;
>> -    }
>> -
>>       eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
>>
>>       nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(eth_dev);
>> @@ -3241,6 +3233,18 @@ static int hinic_dev_init(struct rte_eth_dev *eth_dev)
>>       eth_dev->rx_pkt_burst = hinic_recv_pkts;
>>       eth_dev->tx_pkt_burst = hinic_xmit_pkts;
>>
>> +    /* EAL is SECONDARY and eth_dev is already created */
>> +    if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
>> +        PMD_DRV_LOG(INFO, "Initialize %s in secondary process", 
>> eth_dev->data->name);
>> +
>> +        struct hinic_nic_dev *nic_dev = 
>> HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(eth_dev);
>> +        if (HINIC_IS_VF(nic_dev->hwdev))
>> +            eth_dev->dev_ops = &hinic_pmd_vf_ops;
>> +        else
>> +            eth_dev->dev_ops = &hinic_pmd_ops;
>> +        return 0;
>> +    }
>> +
>>       return hinic_func_init(eth_dev);
>>   }
>>