[dpdk-dev] [PATCH v5 12/14] librte_ethdev: add ESP and AH flow types to RSS

Andrew Rybchenko arybchenko at solarflare.com
Wed Jan 15 10:13:41 CET 2020


On 1/14/20 9:45 PM, Ferruh Yigit wrote:
> On 1/14/2020 1:55 PM, Bernard Iremonger wrote:
>> Add macros for the following protocols in the DDP esp-ah profile:
>> ESP
>> AH
>>
>> Add the following RSS macro for IPsec:
>> ETH_RSS_IPSEC
>>
>> Signed-off-by: Bernard Iremonger <bernard.iremonger at intel.com>
> 
> +Ori and other ethdev maintainers.
> 
> Ori, can you please check this patch?
> 
>> ---
>>  lib/librte_ethdev/rte_ethdev.h | 14 +++++++++++++-
>>  1 file changed, 13 insertions(+), 1 deletion(-)
>>
>> diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h
>> index 18a9def..208ec90 100644
>> --- a/lib/librte_ethdev/rte_ethdev.h
>> +++ b/lib/librte_ethdev/rte_ethdev.h
>> @@ -484,7 +484,9 @@ struct rte_eth_rss_conf {
>>  #define RTE_ETH_FLOW_NVGRE              21 /**< NVGRE protocol based flow */
>>  #define RTE_ETH_FLOW_VXLAN_GPE          22 /**< VXLAN-GPE protocol based flow */
>>  #define RTE_ETH_FLOW_GTPU               23 /**< GTPU protocol based flow */
>> -#define RTE_ETH_FLOW_MAX                24
>> +#define RTE_ETH_FLOW_AH                 24 /**< AH protocol based flow */
>> +#define RTE_ETH_FLOW_ESP                25 /**< ESP protocol based flow */
>> +#define RTE_ETH_FLOW_MAX                26

Isn't changing RTE_ETH_FLOW_MAX value breaking ABI?
Is v20.11 target release of the patch?

>>  
>>  /*
>>   * Below macros are defined for RSS offload types, they can be used to
>> @@ -511,6 +513,12 @@ struct rte_eth_rss_conf {
>>  #define ETH_RSS_GENEVE             (1ULL << 20)
>>  #define ETH_RSS_NVGRE              (1ULL << 21)
>>  #define ETH_RSS_GTPU               (1ULL << 23)
>> +#define ETH_RSS_AH                 (1ULL << 24)
>> +#define ETH_RSS_ESP                (1ULL << 25)
>> +
>> +
>> +
>> +
>>  
>>  /*
>>   * We use the following macros to combine with above ETH_RSS_* for
>> @@ -571,6 +579,10 @@ rte_eth_rss_hf_refine(uint64_t rss_hf)
>>  	ETH_RSS_NONFRAG_IPV4_SCTP | \
>>  	ETH_RSS_NONFRAG_IPV6_SCTP)
>>  
>> +#define ETH_RSS_IPSEC ( \
>> +	ETH_RSS_AH | \
>> +	ETH_RSS_ESP)
>> +
>>  #define ETH_RSS_TUNNEL ( \
>>  	ETH_RSS_VXLAN  | \
>>  	ETH_RSS_GENEVE | \
>>



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