Re: [dpdk-dev] [PATCH v1 3/3] ixgbe: Unify the rx_pkt_bulk callback initialization

[Vlad Zolotarov <vladz@cloudius-systems.com>]

On 03/09/15 15:39, Mcnamara, John wrote:
>> -----Original Message-----
>> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Vlad Zolotarov
>> Sent: Monday, March 9, 2015 10:13 AM
>> To: dev@dpdk.org
>> Subject: [dpdk-dev] [PATCH v1 3/3] ixgbe: Unify the rx_pkt_bulk callback
>> initialization
>>
>> @@ -3641,23 +3676,17 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev)
>>   		buf_size = (uint16_t) ((srrctl & IXGBE_SRRCTL_BSIZEPKT_MASK)
>> <<
>>   				       IXGBE_SRRCTL_BSIZEPKT_SHIFT);
>>
>> -		if (dev->data->dev_conf.rxmode.enable_scatter ||
>> -		    /* It adds dual VLAN length for supporting dual VLAN */
>> -		    (dev->data->dev_conf.rxmode.max_rx_pkt_len +
>> -				2 * IXGBE_VLAN_TAG_SIZE) > buf_size){
>> -			if (!dev->data->scattered_rx)
>> -				PMD_INIT_LOG(DEBUG, "forcing scatter mode");
>> +		/* It adds dual VLAN length for supporting dual VLAN */
>> +		if (dev->data->dev_conf.rxmode.max_rx_pkt_len +
>> +					    2 * IXGBE_VLAN_TAG_SIZE > buf_size)
>>   			dev->data->scattered_rx = 1;
>> -#ifdef RTE_IXGBE_INC_VECTOR
>> -			if (rte_is_power_of_2(rxq->nb_rx_desc))
>> -				dev->rx_pkt_burst =
>> -					ixgbe_recv_scattered_pkts_vec;
>> -			else
>> -#endif
>> -				dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
>> -		}
>>   	}
>>
>> +	if (rx_conf->enable_scatter)
>> +		dev->data->scattered_rx = 1;
> Hi,
>
> There is a compilation issue here when this patch is applied to the current master (with previous 2 patches applied as well):
>
> make T=x86_64-native-linuxapp-gcc install CC=gcc
> ...
> == Build lib/librte_pmd_ixgbe
>    CC ixgbe_rxtx.o
> /home/user/dpdk/lib/librte_pmd_ixgbe/ixgbe_rxtx.c: In function 'ixgbe_dev_rx_init':
> /home/user/dpdk/lib/librte_pmd_ixgbe/ixgbe_rxtx.c:3689:6: error: 'rx_conf' undeclared (first use in this function)
> /home/user/dpdk/lib/librte_pmd_ixgbe/ixgbe_rxtx.c:3689:6: note: each undeclared identifier is reported only once for each function it appears in
> make[5]: *** [ixgbe_rxtx.o] Error 1
>
> This is using the default DPDK linuxapp config.

v2 is out. Again, my apologize. ;)

>
> John
>