netdev - Re: [PATCH v2 net-next 8/9] net: mscc: ocelot: set up tag_8021q CPU ports independent of user port affinity

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Message-ID: <20220819133859.7qzpo7kn3eviymzo@skbuf>
Date:   Fri, 19 Aug 2022 13:39:00 +0000
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Colin Foster <colin.foster@...advantage.com>
CC:     Jakub Kicinski <kuba@...nel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Vladimir Oltean <olteanv@...il.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        "UNGLinuxDriver@...rochip.com" <UNGLinuxDriver@...rochip.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <razor@...ckwall.org>
Subject: Re: [PATCH v2 net-next 8/9] net: mscc: ocelot: set up tag_8021q CPU
 ports independent of user port affinity

On Fri, Aug 19, 2022 at 06:37:56AM -0700, Colin Foster wrote:
> On Fri, Aug 19, 2022 at 11:06:23AM +0000, Vladimir Oltean wrote:
> > On Thu, Aug 18, 2022 at 08:58:56PM -0700, Jakub Kicinski wrote:
> > > ERROR: modpost: "ocelot_port_teardown_dsa_8021q_cpu" [drivers/net/dsa/ocelot/mscc_felix.ko] undefined!
> > > ERROR: modpost: "ocelot_port_teardown_dsa_8021q_cpu" [drivers/net/dsa/ocelot/mscc_seville.ko] undefined!
> > 
> > Damn, I forgot EXPORT_SYMBOL_GPL()....
> > Since I see you've marked the patches as changes requested already, I'll
> > go ahead and resubmit.
> 
> Any reason not to use the _NS() variants?

What's _NS() and why would I use it?