From owner-svn-src-stable@freebsd.org Mon Aug 14 13:28:42 2017 Return-Path: Delivered-To: svn-src-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2C02CDC7396; Mon, 14 Aug 2017 13:28:42 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 0273481726; Mon, 14 Aug 2017 13:28:41 +0000 (UTC) (envelope-from hselasky@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v7EDSfNk073662; Mon, 14 Aug 2017 13:28:41 GMT (envelope-from hselasky@FreeBSD.org) Received: (from hselasky@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v7EDSfgV073661; Mon, 14 Aug 2017 13:28:41 GMT (envelope-from hselasky@FreeBSD.org) Message-Id: <201708141328.v7EDSfgV073661@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: hselasky set sender to hselasky@FreeBSD.org using -f From: Hans Petter Selasky Date: Mon, 14 Aug 2017 13:28:41 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r322504 - stable/10/sys/ofed/drivers/net/mlx4 X-SVN-Group: stable-10 X-SVN-Commit-Author: hselasky X-SVN-Commit-Paths: stable/10/sys/ofed/drivers/net/mlx4 X-SVN-Commit-Revision: 322504 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for all the -stable branches of the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Aug 2017 13:28:42 -0000 Author: hselasky Date: Mon Aug 14 13:28:40 2017 New Revision: 322504 URL: https://svnweb.freebsd.org/changeset/base/322504 Log: MFC r322304: Add support for RX and TX statistics when the mlx4en(4) PCI device is in VF or SRIOV mode typically in a virtual machine environment. Approved by: re (kib) Submitted by: Sepherosa Ziehau Sponsored by: Mellanox Technologies Modified: stable/10/sys/ofed/drivers/net/mlx4/en_port.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/ofed/drivers/net/mlx4/en_port.c ============================================================================== --- stable/10/sys/ofed/drivers/net/mlx4/en_port.c Mon Aug 14 13:27:08 2017 (r322503) +++ stable/10/sys/ofed/drivers/net/mlx4/en_port.c Mon Aug 14 13:28:40 2017 (r322504) @@ -124,11 +124,45 @@ out: return err; } +static void mlx4_en_fold_software_stats(struct net_device *dev) +{ + struct mlx4_en_priv *priv = netdev_priv(dev); + struct mlx4_en_dev *mdev = priv->mdev; + u64 packets, bytes; + int i; + + if (!priv->port_up || mlx4_is_master(mdev->dev)) + return; + + packets = 0; + bytes = 0; + for (i = 0; i < priv->rx_ring_num; i++) { + const struct mlx4_en_rx_ring *ring = priv->rx_ring[i]; + + packets += READ_ONCE(ring->packets); + bytes += READ_ONCE(ring->bytes); + } + priv->pkstats.rx_packets = packets; + priv->pkstats.rx_bytes = bytes; + + packets = 0; + bytes = 0; + for (i = 0; i < priv->tx_ring_num; i++) { + const struct mlx4_en_tx_ring *ring = priv->tx_ring[i]; + + packets += READ_ONCE(ring->packets); + bytes += READ_ONCE(ring->bytes); + } + priv->pkstats.tx_packets = packets; + priv->pkstats.tx_bytes = bytes; +} + int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u8 port, u8 reset) { struct mlx4_en_stat_out_mbox *mlx4_en_stats; struct mlx4_en_stat_out_flow_control_mbox *flowstats; - struct mlx4_en_priv *priv = netdev_priv(mdev->pndev[port]); + struct net_device *dev = mdev->pndev[port]; + struct mlx4_en_priv *priv = netdev_priv(dev); struct mlx4_en_vport_stats *vport_stats = &priv->vport_stats; struct mlx4_cmd_mailbox *mailbox = NULL; struct mlx4_cmd_mailbox *mailbox_flow = NULL; @@ -138,7 +172,6 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u int do_if_stat = 1; unsigned long period = (unsigned long) (jiffies - priv->last_ifq_jiffies); struct mlx4_en_vport_stats tmp_vport_stats; - struct net_device *dev; if (jiffies_to_msecs(period) < EN_IFQ_MIN_INTERVAL || priv->counter_index == 0xff) @@ -523,8 +556,12 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u be64_to_cpu(flowstats[i].tx_pause_transition); } - memset(&tmp_vport_stats, 0, sizeof(tmp_vport_stats)); + mlx4_en_fold_software_stats(dev); + spin_unlock(&priv->stats_lock); + + memset(&tmp_vport_stats, 0, sizeof(tmp_vport_stats)); + err = mlx4_get_vport_ethtool_stats(mdev->dev, port, &tmp_vport_stats, reset); spin_lock(&priv->stats_lock); @@ -547,19 +584,37 @@ int mlx4_en_DUMP_ETH_STATS(struct mlx4_en_dev *mdev, u vport_stats->tx_errors = tmp_vport_stats.tx_errors; } - if (!mlx4_is_mfunc(mdev->dev)) { - /* netdevice stats format */ - dev = mdev->pndev[port]; - dev->if_ipackets = priv->pkstats.rx_packets; - dev->if_opackets = priv->pkstats.tx_packets; - dev->if_ibytes = priv->pkstats.rx_bytes; - dev->if_obytes = priv->pkstats.tx_bytes; - dev->if_ierrors = priv->pkstats.rx_errors; - dev->if_iqdrops = priv->pkstats.rx_dropped; - dev->if_imcasts = priv->pkstats.rx_multicast_packets; - dev->if_omcasts = priv->pkstats.tx_multicast_packets; - dev->if_collisions = 0; +#if __FreeBSD_version >= 1100000 + if (reset == 0) { + if_inc_counter(dev, IFCOUNTER_IPACKETS, + priv->pkstats.rx_packets - priv->pkstats_last.rx_packets); + if_inc_counter(dev, IFCOUNTER_OPACKETS, + priv->pkstats.tx_packets - priv->pkstats_last.tx_packets); + if_inc_counter(dev, IFCOUNTER_IBYTES, + priv->pkstats.rx_bytes - priv->pkstats_last.rx_bytes); + if_inc_counter(dev, IFCOUNTER_OBYTES, + priv->pkstats.tx_bytes - priv->pkstats_last.tx_bytes); + if_inc_counter(dev, IFCOUNTER_IERRORS, + priv->pkstats.rx_errors - priv->pkstats_last.rx_errors); + if_inc_counter(dev, IFCOUNTER_IQDROPS, + priv->pkstats.rx_dropped - priv->pkstats_last.rx_dropped); + if_inc_counter(dev, IFCOUNTER_IMCASTS, + priv->pkstats.rx_multicast_packets - priv->pkstats_last.rx_multicast_packets); + if_inc_counter(dev, IFCOUNTER_OMCASTS, + priv->pkstats.tx_multicast_packets - priv->pkstats_last.tx_multicast_packets); } + priv->pkstats_last = priv->pkstats; +#else + dev->if_ipackets = priv->pkstats.rx_packets; + dev->if_opackets = priv->pkstats.tx_packets; + dev->if_ibytes = priv->pkstats.rx_bytes; + dev->if_obytes = priv->pkstats.tx_bytes; + dev->if_ierrors = priv->pkstats.rx_errors; + dev->if_iqdrops = priv->pkstats.rx_dropped; + dev->if_imcasts = priv->pkstats.rx_multicast_packets; + dev->if_omcasts = priv->pkstats.tx_multicast_packets; + dev->if_collisions = 0; +#endif spin_unlock(&priv->stats_lock);