On 9/22/21 12:57 PM, Maxime Coquelin wrote: > Provide the capability to update the hash key, hash types > and RETA table on the fly (without needing to stop/start > the device). However, the key length and the number of RETA > entries are fixed to 40B and 128 entries respectively. This > is done in order to simplify the design, but may be > revisited later as the Virtio spec provides this > flexibility. > > Note that only VIRTIO_NET_F_RSS support is implemented, > VIRTIO_NET_F_HASH_REPORT, which would enable reporting the > packet RSS hash calculated by the device into mbuf.rss, is > not yet supported. > > Regarding the default RSS configuration, it has been > chosen to use the default Intel ixgbe key as default key, > and default RETA is a simple modulo between the hash and > the number of Rx queues. > > Signed-off-by: Maxime Coquelin <maxime.coque...@redhat.com>
RSS may be configured on rte_eth_dev_configure() stage using eth_conf->rx_adv_conf.rss_conf. It looks like the patch does not handle it.
