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[2001:14bb:51:e1dd:1cd1:d2e:7b13:dc30]) by smtp.gmail.com with ESMTPSA id a8sm603684ljq.77.2020.11.13.01.07.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 Nov 2020 01:07:54 -0800 (PST) From: Lev Stipakov X-Google-Original-From: Lev Stipakov To: Steffen Klassert , Herbert Xu , "David S. Miller" , Jakub Kicinski , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Heiner Kallweit Cc: Lev Stipakov Subject: [PATCH v2 3/3] net: xfrm: use core API for updating/providing stats Date: Fri, 13 Nov 2020 11:07:34 +0200 Message-Id: <20201113090734.117349-1-lev@openvpn.net> X-Mailer: git-send-email 2.25.1 In-Reply-To: <59b6c94d-e0de-e4f5-d02e-e799694f6dc8@gmail.com> References: <59b6c94d-e0de-e4f5-d02e-e799694f6dc8@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Commit d3fd65484c781 ("net: core: add dev_sw_netstats_tx_add") has added function "dev_sw_netstats_tx_add()" to update net device per-cpu TX stats. Use this function instead of own code. While on it, remove xfrmi_get_stats64() and replace it with dev_get_tstats64(). Signed-off-by: Lev Stipakov Reviewed-by: Heiner Kallweit --- v2: replace xfrmi_get_stats64() vs dev_get_tstats64() net/xfrm/xfrm_interface.c | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-) diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c index 9b8e292a7c6a..697cdcfbb5e1 100644 --- a/net/xfrm/xfrm_interface.c +++ b/net/xfrm/xfrm_interface.c @@ -319,12 +319,7 @@ xfrmi_xmit2(struct sk_buff *skb, struct net_device *dev, struct flowi *fl) err = dst_output(xi->net, skb->sk, skb); if (net_xmit_eval(err) == 0) { - struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats); - - u64_stats_update_begin(&tstats->syncp); - tstats->tx_bytes += length; - tstats->tx_packets++; - u64_stats_update_end(&tstats->syncp); + dev_sw_netstats_tx_add(dev, 1, length); } else { stats->tx_errors++; stats->tx_aborted_errors++; @@ -538,15 +533,6 @@ static int xfrmi_update(struct xfrm_if *xi, struct xfrm_if_parms *p) return err; } -static void xfrmi_get_stats64(struct net_device *dev, - struct rtnl_link_stats64 *s) -{ - dev_fetch_sw_netstats(s, dev->tstats); - - s->rx_dropped = dev->stats.rx_dropped; - s->tx_dropped = dev->stats.tx_dropped; -} - static int xfrmi_get_iflink(const struct net_device *dev) { struct xfrm_if *xi = netdev_priv(dev); @@ -554,12 +540,11 @@ static int xfrmi_get_iflink(const struct net_device *dev) return xi->p.link; } - static const struct net_device_ops xfrmi_netdev_ops = { .ndo_init = xfrmi_dev_init, .ndo_uninit = xfrmi_dev_uninit, .ndo_start_xmit = xfrmi_xmit, - .ndo_get_stats64 = xfrmi_get_stats64, + .ndo_get_stats64 = dev_get_tstats64, .ndo_get_iflink = xfrmi_get_iflink, };