diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 1441c8f6d414c24850fa5ba567d25c233b6fffac..677213ef7f0c3c36a4f1ddd923401b68ba2fa92b 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -235,6 +235,7 @@ struct qede_rx_queue { u64 rx_hw_errors; u64 rx_alloc_errors; + u64 rx_ip_frags; }; union db_prod { diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index c5c658ab0724a3591982647da66ed93035300614..85633cf72d87b5126c9610bc6230c5a4c0cc23a1 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -37,6 +37,7 @@ static const struct { } qede_rqstats_arr[] = { QEDE_RQSTAT(rx_hw_errors), QEDE_RQSTAT(rx_alloc_errors), + QEDE_RQSTAT(rx_ip_frags), }; #define QEDE_NUM_RQSTATS ARRAY_SIZE(qede_rqstats_arr) diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index 19bc631e1f042d29e23733d7a043fc21c9865b26..ae4c53b401b74cc754f051ceb3fefe815d9424ae 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1348,6 +1348,20 @@ static u8 qede_check_csum(u16 flag) return qede_check_tunn_csum(flag); } +static bool qede_pkt_is_ip_fragmented(struct eth_fast_path_rx_reg_cqe *cqe, + u16 flag) +{ + u8 tun_pars_flg = cqe->tunnel_pars_flags.flags; + + if ((tun_pars_flg & (ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_MASK << + ETH_TUNNEL_PARSING_FLAGS_IPV4_FRAGMENT_SHIFT)) || + (flag & (PARSING_AND_ERR_FLAGS_IPV4FRAG_MASK << + PARSING_AND_ERR_FLAGS_IPV4FRAG_SHIFT))) + return true; + + return false; +} + static int qede_rx_int(struct qede_fastpath *fp, int budget) { struct qede_dev *edev = fp->edev; @@ -1426,6 +1440,12 @@ static int qede_rx_int(struct qede_fastpath *fp, int budget) csum_flag = qede_check_csum(parse_flag); if (unlikely(csum_flag == QEDE_CSUM_ERROR)) { + if (qede_pkt_is_ip_fragmented(&cqe->fast_path_regular, + parse_flag)) { + rxq->rx_ip_frags++; + goto alloc_skb; + } + DP_NOTICE(edev, "CQE in CONS = %u has error, flags = %x, dropping incoming packet\n", sw_comp_cons, parse_flag); @@ -1434,6 +1454,7 @@ static int qede_rx_int(struct qede_fastpath *fp, int budget) goto next_cqe; } +alloc_skb: skb = netdev_alloc_skb(edev->ndev, QEDE_RX_HDR_SIZE); if (unlikely(!skb)) { DP_NOTICE(edev,