[dpdk-dev] [PATCH v5] ethdev: add flow API to expand RSS flows
Ferruh Yigit
ferruh.yigit at intel.com
Fri Jun 29 18:23:33 CEST 2018
On 6/28/2018 5:09 PM, Adrien Mazarguil wrote:
> On Thu, Jun 28, 2018 at 06:01:21PM +0200, Nelio Laranjeiro wrote:
>> Introduce an helper for PMD to expand easily flows items list with RSS
>> action into multiple flow items lists with priority information.
>>
>> For instance a user items list being "eth / end" with rss action types
>> "ipv4-udp ipv6-udp end" needs to be expanded into three items lists:
>>
>> - eth
>> - eth / ipv4 / udp
>> - eth / ipv6 / udp
>>
>> to match the user request. Some drivers are unable to reach such
>> request without this expansion, this API is there to help those.
>> Only PMD should use such API for their internal cooking, the application
>> will still handle a single flow.
>>
>> Signed-off-by: Nelio Laranjeiro <nelio.laranjeiro at 6wind.com>
>>
>> ---
>>
>> Changes in v5:
>>
>> - Replace the struct rte_flow_expand_rss field by a flexible array,
>> - Address all nits.
>
> Acked-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
>
> With just a couple of tiny nits, not sure they're worth a v6. See below.
>
> <snip>
>> +/** Node object of input graph for rte_flow_expand_rss(). */
>> +struct rte_flow_expand_node {
>> + const int *const next;
>> + /**< List of next node indexes. Index 0 is interpreted as a
>> + * terminator. */
>> + const enum rte_flow_item_type type;
>> + /**< Pattern item type of current node. */
>> + uint64_t rss_types;
>> + /**< RSS types bit-field associated with this node (see ETH_RSS_*
>> + * definitions).*/
>> +};
>
> Multi-line comments should have opening and closing tokens on dedicated
> lines.
>
> <snip>
>> + * @param[in] graph.
>
> Extra "."
Extra "." is causing doc warning, will fix it while merging. Also will fix above
multi-line doxygen comment syntax while merging.
>
More information about the dev
mailing list