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(p200300ea8f2328007051031d251fedd6.dip0.t-ipconnect.de. [2003:ea:8f23:2800:7051:31d:251f:edd6]) by smtp.googlemail.com with ESMTPSA id n15sm2157030wrq.48.2020.11.07.12.48.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 07 Nov 2020 12:48:17 -0800 (PST) From: Heiner Kallweit Subject: [PATCH net-next v3 00/10] net: add and use dev_get_tstats64 To: Jakub Kicinski , David Miller , Alexey Kuznetsov , Hideaki YOSHIFUJI , Andrew Lunn , Vivien Didelot , Florian Fainelli , Vladimir Oltean , Russell King , Pablo Neira Ayuso , Harald Welte , "Jason A. Donenfeld" , Herbert Xu Cc: "netdev@vger.kernel.org" , osmocom-net-gprs@lists.osmocom.org, wireguard@lists.zx2c4.com, Steffen Klassert Message-ID: <99273e2f-c218-cd19-916e-9161d8ad8c56@gmail.com> Date: Sat, 7 Nov 2020 21:48:13 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.4.1 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Mon, 09 Nov 2020 23:40:12 +0100 X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" It's a frequent pattern to use netdev->stats for the less frequently accessed counters and per-cpu counters for the frequently accessed counters (rx/tx bytes/packets). Add a default ndo_get_stats64() implementation for this use case. Subsequently switch more drivers to use this pattern. v2: - add patches for replacing ip_tunnel_get_stats64 Requested additional migrations will come in a separate series. v3: - add atomic_long_t member rx_frame_errors in patch 3 for making counter updates atomic Heiner Kallweit (10): net: core: add dev_get_tstats64 as a ndo_get_stats64 implementation net: dsa: use net core stats64 handling tun: switch to net core provided statistics counters ip6_tunnel: use ip_tunnel_get_stats64 as ndo_get_stats64 callback net: switch to dev_get_tstats64 gtp: switch to dev_get_tstats64 wireguard: switch to dev_get_tstats64 vti: switch to dev_get_tstats64 ipv4/ipv6: switch to dev_get_tstats64 net: remove ip_tunnel_get_stats64 drivers/net/bareudp.c | 2 +- drivers/net/geneve.c | 2 +- drivers/net/gtp.c | 2 +- drivers/net/tun.c | 121 +++++++++------------------------ drivers/net/vxlan.c | 4 +- drivers/net/wireguard/device.c | 2 +- include/linux/netdevice.h | 1 + include/net/ip_tunnels.h | 2 - net/core/dev.c | 15 ++++ net/dsa/dsa.c | 7 +- net/dsa/dsa_priv.h | 2 - net/dsa/slave.c | 29 ++------ net/ipv4/ip_gre.c | 6 +- net/ipv4/ip_tunnel_core.c | 9 --- net/ipv4/ip_vti.c | 2 +- net/ipv4/ipip.c | 2 +- net/ipv6/ip6_gre.c | 6 +- net/ipv6/ip6_tunnel.c | 32 +-------- net/ipv6/ip6_vti.c | 2 +- net/ipv6/sit.c | 2 +- 20 files changed, 75 insertions(+), 175 deletions(-) -- 2.29.2