netdev - Re: [PATCH net-next 00/12] net: add and use function dev_fetch_sw_netstats for fetching pcpu_sw

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Message-ID: <20201011151030.05ad88dd@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Sun, 11 Oct 2020 15:10:30 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     David Miller <davem@...emloft.net>,
        Bjørn Mork <bjorn@...k.no>,
        Oliver Neukum <oneukum@...e.com>,
        Igor Mitsyanko <imitsyanko@...ntenna.com>,
        Sergey Matyukevich <geomatsi@...il.com>,
        Kalle Valo <kvalo@...eaurora.org>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Johannes Berg <johannes@...solutions.net>,
        Pravin B Shelar <pshelar@....org>,
        Steffen Klassert <steffen.klassert@...unet.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        linux-rdma@...r.kernel.org,
        Linux USB Mailing List <linux-usb@...r.kernel.org>,
        linux-wireless <linux-wireless@...r.kernel.org>,
        bridge@...ts.linux-foundation.org
Subject: Re: [PATCH net-next 00/12] net: add and use function
 dev_fetch_sw_netstats for fetching pcpu_sw_netstats

On Sun, 11 Oct 2020 21:34:58 +0200 Heiner Kallweit wrote:
> In several places the same code is used to populate rtnl_link_stats64
> fields with data from pcpu_sw_netstats. Therefore factor out this code
> to a new function dev_fetch_sw_netstats().

FWIW probably fine to convert nfp_repr_get_host_stats64() as well, just
take out the drop counter and make it a separate atomic. If you're up
for that.