From 081f7eae242eac9d3d9769d355764622cfa6c4c9 Mon Sep 17 00:00:00 2001 From: Nelio Laranjeiro Date: Thu, 3 Mar 2016 15:27:14 +0100 Subject: [PATCH] mlx5: process offload flags only when requested Improve performance by processing offloads only when requested by the application. Signed-off-by: Nelio Laranjeiro --- drivers/net/mlx5/mlx5_rxtx.c | 29 ++++++++++++++++------------- 1 file changed, 16 insertions(+), 13 deletions(-) diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c index 63ddc535b5..c84ec8cf38 100644 --- a/drivers/net/mlx5/mlx5_rxtx.c +++ b/drivers/net/mlx5/mlx5_rxtx.c @@ -853,14 +853,16 @@ mlx5_rx_burst_sp(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) NB_SEGS(pkt_buf) = j; PORT(pkt_buf) = rxq->port_id; PKT_LEN(pkt_buf) = pkt_buf_len; - pkt_buf->packet_type = rxq_cq_to_pkt_type(flags); - pkt_buf->ol_flags = rxq_cq_to_ol_flags(rxq, flags); + if (rxq->csum | rxq->csum_l2tun | rxq->vlan_strip) { + pkt_buf->packet_type = rxq_cq_to_pkt_type(flags); + pkt_buf->ol_flags = rxq_cq_to_ol_flags(rxq, flags); #ifdef HAVE_EXP_DEVICE_ATTR_VLAN_OFFLOADS - if (flags & IBV_EXP_CQ_RX_CVLAN_STRIPPED_V1) { - pkt_buf->ol_flags |= PKT_RX_VLAN_PKT; - pkt_buf->vlan_tci = vlan_tci; - } + if (flags & IBV_EXP_CQ_RX_CVLAN_STRIPPED_V1) { + pkt_buf->ol_flags |= PKT_RX_VLAN_PKT; + pkt_buf->vlan_tci = vlan_tci; + } #endif /* HAVE_EXP_DEVICE_ATTR_VLAN_OFFLOADS */ + } /* Return packet. */ *(pkts++) = pkt_buf; @@ -1006,15 +1008,16 @@ mlx5_rx_burst(void *dpdk_rxq, struct rte_mbuf **pkts, uint16_t pkts_n) NEXT(seg) = NULL; PKT_LEN(seg) = len; DATA_LEN(seg) = len; - seg->packet_type = rxq_cq_to_pkt_type(flags); - seg->ol_flags = rxq_cq_to_ol_flags(rxq, flags); + if (rxq->csum | rxq->csum_l2tun | rxq->vlan_strip) { + seg->packet_type = rxq_cq_to_pkt_type(flags); + seg->ol_flags = rxq_cq_to_ol_flags(rxq, flags); #ifdef HAVE_EXP_DEVICE_ATTR_VLAN_OFFLOADS - if (flags & IBV_EXP_CQ_RX_CVLAN_STRIPPED_V1) { - seg->ol_flags |= PKT_RX_VLAN_PKT; - seg->vlan_tci = vlan_tci; - } + if (flags & IBV_EXP_CQ_RX_CVLAN_STRIPPED_V1) { + seg->ol_flags |= PKT_RX_VLAN_PKT; + seg->vlan_tci = vlan_tci; + } #endif /* HAVE_EXP_DEVICE_ATTR_VLAN_OFFLOADS */ - + } /* Return packet. */ *(pkts++) = seg; ++pkts_ret; -- 2.20.1