From patchwork Thu Jul 25 09:53:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Nguyen X-Patchwork-Id: 1137052 X-Patchwork-Delegate: jeffrey.t.kirsher@intel.com Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=osuosl.org (client-ip=140.211.166.136; helo=silver.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 45vgYC0xFsz9sDB for ; Fri, 26 Jul 2019 04:22:23 +1000 (AEST) Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 7A1582267B; Thu, 25 Jul 2019 18:22:21 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id QEPBOedvooFZ; Thu, 25 Jul 2019 18:22:19 +0000 (UTC) Received: from ash.osuosl.org (ash.osuosl.org [140.211.166.34]) by silver.osuosl.org (Postfix) with ESMTP id 8420222640; Thu, 25 Jul 2019 18:22:19 +0000 (UTC) X-Original-To: intel-wired-lan@lists.osuosl.org Delivered-To: intel-wired-lan@lists.osuosl.org Received: from fraxinus.osuosl.org (smtp4.osuosl.org [140.211.166.137]) by ash.osuosl.org (Postfix) with ESMTP id B8BA61BF2C8 for ; Thu, 25 Jul 2019 18:22:18 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by fraxinus.osuosl.org (Postfix) with ESMTP id B5F11865AB for ; Thu, 25 Jul 2019 18:22:18 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from fraxinus.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id grj9sY8lKPaA for ; Thu, 25 Jul 2019 18:22:18 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by fraxinus.osuosl.org (Postfix) with ESMTPS id 079CA86559 for ; Thu, 25 Jul 2019 18:22:17 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 Jul 2019 11:22:17 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,307,1559545200"; d="scan'208";a="193897589" Received: from unknown (HELO localhost.jf.intel.com) ([10.166.244.174]) by fmsmga004.fm.intel.com with ESMTP; 25 Jul 2019 11:22:17 -0700 From: Tony Nguyen To: intel-wired-lan@lists.osuosl.org Date: Thu, 25 Jul 2019 02:53:50 -0700 Message-Id: <20190725095401.24590-1-anthony.l.nguyen@intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Subject: [Intel-wired-lan] [PATCH S25 01/12] ice: update ethtool stats on-demand X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" From: Bruce Allan Users expect ethtool statistics to be updated on-demand when invoking 'ethtool -S ' instead of providing a snapshot of statistics taken once a second (the frequency of the watchdog task where stats are currently updated). Update stats every time 'ethtool -S ' is run. Also, fix an indentation style issue and an unnecessary local variable initialization in ice_get_ethtool_stats() discovered while investigating the subject issue. Signed-off-by: Bruce Allan Tested-by: Andrew Bowers --- drivers/net/ethernet/intel/ice/ice.h | 2 ++ drivers/net/ethernet/intel/ice/ice_ethtool.c | 7 +++++-- drivers/net/ethernet/intel/ice/ice_main.c | 6 ++---- 3 files changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 0e233b7c40bc..2165366e9250 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -450,6 +450,8 @@ int ice_vsi_setup_tx_rings(struct ice_vsi *vsi); int ice_vsi_setup_rx_rings(struct ice_vsi *vsi); void ice_set_ethtool_ops(struct net_device *netdev); int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx); +void ice_update_vsi_stats(struct ice_vsi *vsi); +void ice_update_pf_stats(struct ice_pf *pf); int ice_up(struct ice_vsi *vsi); int ice_down(struct ice_vsi *vsi); int ice_vsi_cfg(struct ice_vsi *vsi); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index b60bcbcf9bf2..4b2494e7fa78 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -1319,14 +1319,17 @@ ice_get_ethtool_stats(struct net_device *netdev, struct ice_vsi *vsi = np->vsi; struct ice_pf *pf = vsi->back; struct ice_ring *ring; - unsigned int j = 0; + unsigned int j; int i = 0; char *p; + ice_update_pf_stats(pf); + ice_update_vsi_stats(vsi); + for (j = 0; j < ICE_VSI_STATS_LEN; j++) { p = (char *)vsi + ice_gstrings_vsi_stats[j].stat_offset; data[i++] = (ice_gstrings_vsi_stats[j].sizeof_stat == - sizeof(u64)) ? *(u64 *)p : *(u32 *)p; + sizeof(u64)) ? *(u64 *)p : *(u32 *)p; } /* populate per queue stats */ diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 833f0efc93f9..17358a10866d 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -34,8 +34,6 @@ static const struct net_device_ops ice_netdev_ops; static void ice_rebuild(struct ice_pf *pf); static void ice_vsi_release_all(struct ice_pf *pf); -static void ice_update_vsi_stats(struct ice_vsi *vsi); -static void ice_update_pf_stats(struct ice_pf *pf); /** * ice_get_tx_pending - returns number of Tx descriptors not processed @@ -3290,7 +3288,7 @@ static void ice_update_vsi_ring_stats(struct ice_vsi *vsi) * ice_update_vsi_stats - Update VSI stats counters * @vsi: the VSI to be updated */ -static void ice_update_vsi_stats(struct ice_vsi *vsi) +void ice_update_vsi_stats(struct ice_vsi *vsi) { struct rtnl_link_stats64 *cur_ns = &vsi->net_stats; struct ice_eth_stats *cur_es = &vsi->eth_stats; @@ -3326,7 +3324,7 @@ static void ice_update_vsi_stats(struct ice_vsi *vsi) * ice_update_pf_stats - Update PF port stats counters * @pf: PF whose stats needs to be updated */ -static void ice_update_pf_stats(struct ice_pf *pf) +void ice_update_pf_stats(struct ice_pf *pf) { struct ice_hw_port_stats *prev_ps, *cur_ps; struct ice_hw *hw = &pf->hw;