Re: [dpdk-dev] rte_memcpy.h: additional cflags required with OVS

["Qiu, Michael" <michael.qiu@intel.com>]

On 3/10/2015 8:57 AM, Mcnamara, John wrote:
>> -----Original Message-----
>> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Mcnamara, John
>> Sent: Monday, March 9, 2015 5:51 PM
>> To: Kavanagh, Mark B; dev@dpdk.org
>> Subject: Re: [dpdk-dev] rte_memcpy.h: additional cflags required with OVS
>
>>> In the meantime the following might work for OVS:
>>>
>>>     $ ./configure CFLAGS='-Wno-bad-function-cast -march=native' --with-
>>> dpdk=$DPDK_BUILD
>>>     $ make
>>>
>>>
>
> Hi,
>
> It will also need a patch like the following to netdev-dpdk to account for changes in the RSS flags:
>
> $ git diff
> diff --git a/lib/netdev-dpdk.c b/lib/netdev-dpdk.c
> index 1ba8310..90dd06f 100644
> --- a/lib/netdev-dpdk.c
> +++ b/lib/netdev-dpdk.c
> @@ -97,8 +97,7 @@ static const struct rte_eth_conf port_conf = {
>      .rx_adv_conf = {
>          .rss_conf = {
>              .rss_key = NULL,
> -            .rss_hf = ETH_RSS_IPV4_TCP | ETH_RSS_IPV4 | ETH_RSS_IPV6
> -                    | ETH_RSS_IPV4_UDP | ETH_RSS_IPV6_TCP | ETH_RSS_IPV6_UDP,
> +            .rss_hf = ETH_RSS_IP | ETH_RSS_UDP | ETH_RSS_TCP,
>          },
>      },
>      .txmode = {
>
>  

Yes, otherwise will lead a compile failure.

Thanks,
Michael
>