linux-kernel - Re: [PATCH v2 net-next 1/6] net: bridge: add dynamic flag to switchdev notifier

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Message-ID: <ZBgd1mgO36umXqoj@shredder>
Date:   Mon, 20 Mar 2023 10:48:22 +0200
From:   Ido Schimmel <idosch@...dia.com>
To:     "Hans J. Schultz" <netdev@...io-technology.com>
Cc:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vladimir Oltean <olteanv@...il.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Woojung Huh <woojung.huh@...rochip.com>,
        "maintainer:MICROCHIP KSZ SERIES ETHERNET SWITCH DRIVER" 
        <UNGLinuxDriver@...rochip.com>, Sean Wang <sean.wang@...iatek.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Clément Léger <clement.leger@...tlin.com>,
        Jiri Pirko <jiri@...nulli.us>,
        Ivan Vecera <ivecera@...hat.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <razor@...ckwall.org>,
        Shuah Khan <shuah@...nel.org>,
        Christian Marangi <ansuelsmth@...il.com>,
        open list <linux-kernel@...r.kernel.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-arm-kernel@...ts.infradead.org>,
        "moderated list:ARM/Mediatek SoC support" 
        <linux-mediatek@...ts.infradead.org>,
        "open list:RENESAS RZ/N1 A5PSW SWITCH DRIVER" 
        <linux-renesas-soc@...r.kernel.org>,
        "moderated list:ETHERNET BRIDGE" <bridge@...ts.linux-foundation.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>
Subject: Re: [PATCH v2 net-next 1/6] net: bridge: add dynamic flag to
 switchdev notifier

On Sat, Mar 18, 2023 at 03:10:05PM +0100, Hans J. Schultz wrote:
> diff --git a/include/net/switchdev.h b/include/net/switchdev.h
> index ca0312b78294..aaf918d4ba67 100644
> --- a/include/net/switchdev.h
> +++ b/include/net/switchdev.h
> @@ -249,6 +249,7 @@ struct switchdev_notifier_fdb_info {
>  	u8 added_by_user:1,
>  	   is_local:1,
>  	   locked:1,
> +	   is_dyn:1,
>  	   offloaded:1;
>  };
>  
> diff --git a/net/bridge/br_switchdev.c b/net/bridge/br_switchdev.c
> index de18e9c1d7a7..9707d3fdb396 100644
> --- a/net/bridge/br_switchdev.c
> +++ b/net/bridge/br_switchdev.c
> @@ -134,6 +134,7 @@ static void br_switchdev_fdb_populate(struct net_bridge *br,
>  	item->added_by_user = test_bit(BR_FDB_ADDED_BY_USER, &fdb->flags);
>  	item->offloaded = test_bit(BR_FDB_OFFLOADED, &fdb->flags);
>  	item->is_local = test_bit(BR_FDB_LOCAL, &fdb->flags);
> +	item->is_dyn = !test_bit(BR_FDB_STATIC, &fdb->flags);

I was under the impression that the consensus was to rename this to
'is_static' so that it is consistent with other flags.

>  	item->locked = false;
>  	item->info.dev = (!p || item->is_local) ? br->dev : p->dev;
>  	item->info.ctx = ctx;
> -- 
> 2.34.1
>