[v3,1/2] net/iavf: fix default RSS field for IP fragment packets
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Commit Message
Previously, hash value is calculated by src IP address, dst IP address
and IP ID. However, default RSS field only needs src and dst IP address.
This patch removes IP ID from default RSS field for IP fragment packets to
improve default RSS configuration.
Fixes: 9e29a278bc0c ("net/iavf: support default RSS for IP fragment")
Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
---
drivers/net/iavf/iavf_hash.c | 26 ++------------------------
1 file changed, 2 insertions(+), 24 deletions(-)
@@ -624,34 +624,12 @@ iavf_rss_hash_set(struct iavf_adapter *ad, uint64_t rss_hf, bool add)
}
if (rss_hf & ETH_RSS_FRAG_IPV4) {
- struct virtchnl_proto_hdrs hdr = {
- .tunnel_level = TUNNEL_LEVEL_OUTER,
- .count = 3,
- .proto_hdr = {
- proto_hdr_eth,
- proto_hdr_ipv4,
- {
- VIRTCHNL_PROTO_HDR_IPV4_FRAG,
- FIELD_SELECTOR(VIRTCHNL_PROTO_HDR_IPV4_FRAG_PKID),
- {BUFF_NOUSED},
- },
- },
- };
- rss_cfg.proto_hdrs = hdr;
+ rss_cfg.proto_hdrs = outer_ipv4_tmplt;
iavf_add_del_rss_cfg(ad, &rss_cfg, add);
}
if (rss_hf & ETH_RSS_FRAG_IPV6) {
- struct virtchnl_proto_hdrs hdr = {
- .tunnel_level = TUNNEL_LEVEL_OUTER,
- .count = 3,
- .proto_hdr = {
- proto_hdr_eth,
- proto_hdr_ipv6,
- proto_hdr_ipv6_frag,
- },
- };
- rss_cfg.proto_hdrs = hdr;
+ rss_cfg.proto_hdrs = outer_ipv6_tmplt;
iavf_add_del_rss_cfg(ad, &rss_cfg, add);
}