> This patch avoids calculating the software hash of the packet again
> if the optimized miniflow-extract hit. In cases of scalar miniflow
> extract, the normal hashing calculation is performed.
>
> Signed-off-by: Kumar Amber <[email protected]>
Thanks for looking at this, seems straight forward enough. Think this can be
merged once preceding patches are in place.
Thanks
Ian
> ---
> lib/dpif-netdev-avx512.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/lib/dpif-netdev-avx512.c b/lib/dpif-netdev-avx512.c
> index b7131ba3f..c68b79f6b 100644
> --- a/lib/dpif-netdev-avx512.c
> +++ b/lib/dpif-netdev-avx512.c
> @@ -212,15 +212,15 @@ dp_netdev_input_outer_avx512(struct
> dp_netdev_pmd_thread *pmd,
> if (!mfex_hit) {
> /* Do a scalar miniflow extract into keys. */
> miniflow_extract(packet, &key->mf);
> + key->len = netdev_flow_key_size(miniflow_n_values(&key->mf));
> + key->hash = dpif_netdev_packet_get_rss_hash_orig_pkt(packet,
> + &key->mf);
> }
>
> /* Cache TCP and byte values for all packets. */
> pkt_meta[i].bytes = dp_packet_size(packet);
> pkt_meta[i].tcp_flags = miniflow_get_tcp_flags(&key->mf);
>
> - key->len = netdev_flow_key_size(miniflow_n_values(&key->mf));
> - key->hash = dpif_netdev_packet_get_rss_hash_orig_pkt(packet, &key-
> >mf);
> -
> if (emc_enabled) {
> f = emc_lookup(&cache->emc_cache, key);
>
> --
> 2.25.1
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