From: Wenjun Wu Date: Tue, 17 Aug 2021 08:45:02 +0000 (+0800) Subject: net/ice: fix default RSS hash for IP fragments X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b3d95f1817288ca228f09b9164d6d3ff6249b175;p=dpdk.git net/ice: fix default RSS hash for IP fragments 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: 4027fffe86f4 ("net/ice: support default RSS for IP fragment packet") Cc: stable@dpdk.org Signed-off-by: Wenjun Wu Acked-by: Qi Zhang --- diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c index 0683296584..8d62b84805 100644 --- a/drivers/net/ice/ice_ethdev.c +++ b/drivers/net/ice/ice_ethdev.c @@ -2981,7 +2981,7 @@ ice_rss_hash_set(struct ice_pf *pf, uint64_t rss_hf) if (rss_hf & ETH_RSS_FRAG_IPV4) { cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_FRAG; - cfg.hash_flds = ICE_FLOW_HASH_IPV4 | BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_ID); + cfg.hash_flds = ICE_FLOW_HASH_IPV4; ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg); if (ret) PMD_DRV_LOG(ERR, "%s IPV4_FRAG rss flow fail %d", @@ -2990,7 +2990,7 @@ ice_rss_hash_set(struct ice_pf *pf, uint64_t rss_hf) if (rss_hf & ETH_RSS_FRAG_IPV6) { cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_FRAG; - cfg.hash_flds = ICE_FLOW_HASH_IPV6 | BIT_ULL(ICE_FLOW_FIELD_IDX_IPV6_ID); + cfg.hash_flds = ICE_FLOW_HASH_IPV6; ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg); if (ret) PMD_DRV_LOG(ERR, "%s IPV6_FRAG rss flow fail %d",