Re: [dpdk-dev] [PATCH v2 08/15] ethdev: add hash function to RSS flow API action

2018-04-09 Thread Adrien Mazarguil
On Fri, Apr 06, 2018 at 06:41:35PM +0300, Andrew Rybchenko wrote: > On 04/06/2018 04:25 PM, Adrien Mazarguil wrote: > > By definition, RSS involves some kind of hash algorithm, usually Toeplitz. > > > > Until now it could not be modified on a flow rule basis and PMDs had to > > always assume RTE_E

Re: [dpdk-dev] [PATCH v2 08/15] ethdev: add hash function to RSS flow API action

2018-04-06 Thread Andrew Rybchenko
On 04/06/2018 04:25 PM, Adrien Mazarguil wrote: By definition, RSS involves some kind of hash algorithm, usually Toeplitz. Until now it could not be modified on a flow rule basis and PMDs had to always assume RTE_ETH_HASH_FUNCTION_DEFAULT, which remains the default behavior when unspecified (0).

[dpdk-dev] [PATCH v2 08/15] ethdev: add hash function to RSS flow API action

2018-04-06 Thread Adrien Mazarguil
By definition, RSS involves some kind of hash algorithm, usually Toeplitz. Until now it could not be modified on a flow rule basis and PMDs had to always assume RTE_ETH_HASH_FUNCTION_DEFAULT, which remains the default behavior when unspecified (0). This breaks ABI compatibility for the following