netdev - Re: [PATCH v6 net-next 6/7] net: bridge: guard the switchdev replay helpers against a NULL notifier block

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Message-ID: <dce98c0f-5ec4-8a54-209e-7891d239fbc9@gmail.com>
Date:   Wed, 21 Jul 2021 09:27:31 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Vladimir Oltean <vladimir.oltean@....com>, netdev@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>
Cc:     Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        Ido Schimmel <idosch@...sch.org>,
        Tobias Waldekranz <tobias@...dekranz.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        Stephen Hemminger <stephen@...workplumber.org>,
        bridge@...ts.linux-foundation.org,
        Grygorii Strashko <grygorii.strashko@...com>,
        Marek Behun <kabel@...ckhole.sk>,
        DENG Qingfang <dqfext@...il.com>
Subject: Re: [PATCH v6 net-next 6/7] net: bridge: guard the switchdev replay
 helpers against a NULL notifier block

On 7/21/21 9:24 AM, Vladimir Oltean wrote:
> There is a desire to make the object and FDB replay helpers optional
> when moving them inside the bridge driver. For example a certain driver
> might not offload host MDBs and there is no case where the replay
> helpers would be of immediate use to it.
> 
> So it would be nice if we could allow drivers to pass NULL pointers for
> the atomic and blocking notifier blocks, and the replay helpers to do
> nothing in that case.
> 
> Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian