diff options
author | Kumar Amber <kumar.amber@intel.com> | 2022-04-12 19:23:08 +0530 |
---|---|---|
committer | Ian Stokes <ian.stokes@intel.com> | 2022-05-04 14:24:04 +0100 |
commit | af864cedb0c893bad0c54b7f7f6a73627965b358 (patch) | |
tree | 679178c51ae2bdb85c62f5f92d5248a098bda013 /lib/flow.c | |
parent | dc808227612dead404415d9566c6455a2d8d305e (diff) | |
download | openvswitch-af864cedb0c893bad0c54b7f7f6a73627965b358.tar.gz |
dpif-netdev/mfex: Add ipv4 profile based hashing.
For packets which don't already have a hash calculated,
miniflow_hash_5tuple() calculates the hash of a packet
using the previously built miniflow.
This commit adds IPv4 profile specific hashing which
uses fixed offsets into the packet to improve hashing
performance.
Signed-off-by: Harry van Haaren <harry.van.haaren@intel.com>
Co-authored-by: Harry van Haaren <harry.van.haaren@intel.com>
Signed-off-by: Ilya Maximets <i.maximets@ovn.org>
Co-authored-by: Ilya Maximets <i.maximets@ovn.org>
Signed-off-by: Kumar Amber <kumar.amber@intel.com>
Acked-by: Cian Ferriter <cian.ferriter@intel.com>
Acked-by: David Marchand <david.marchand@redhat.com>
Signed-off-by: Ian Stokes <ian.stokes@intel.com>
Diffstat (limited to 'lib/flow.c')
-rw-r--r-- | lib/flow.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/flow.c b/lib/flow.c index dd523c889..8ab9df3fc 100644 --- a/lib/flow.c +++ b/lib/flow.c @@ -1017,6 +1017,9 @@ miniflow_extract(struct dp_packet *packet, struct miniflow *dst) miniflow_push_be16(mf, tp_dst, tcp->tcp_dst); miniflow_push_be16(mf, ct_tp_src, ct_tp_src); miniflow_push_be16(mf, ct_tp_dst, ct_tp_dst); + if (dl_type == htons(ETH_TYPE_IP)) { + dp_packet_update_rss_hash_ipv4_tcp_udp(packet); + } } } } else if (OVS_LIKELY(nw_proto == IPPROTO_UDP)) { @@ -1027,6 +1030,9 @@ miniflow_extract(struct dp_packet *packet, struct miniflow *dst) miniflow_push_be16(mf, tp_dst, udp->udp_dst); miniflow_push_be16(mf, ct_tp_src, ct_tp_src); miniflow_push_be16(mf, ct_tp_dst, ct_tp_dst); + if (dl_type == htons(ETH_TYPE_IP)) { + dp_packet_update_rss_hash_ipv4_tcp_udp(packet); + } } } else if (OVS_LIKELY(nw_proto == IPPROTO_SCTP)) { if (OVS_LIKELY(size >= SCTP_HEADER_LEN)) { |