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Date:   Wed, 29 Mar 2023 20:10:29 -0700
From:   Jakub Kicinski <kuba@kernel.org>
To:     Yinjun Zhang <yinjun.zhang@corigine.com>
Cc:     Louis Peens <louis.peens@corigine.com>,
        David Miller <davem@davemloft.net>,
        Paolo Abeni <pabeni@redhat.com>,
        Simon Horman <simon.horman@corigine.com>,
        "netdev@vger.kernel.org" <netdev@vger.kernel.org>,
        oss-drivers <oss-drivers@corigine.com>
Subject: Re: [PATCH net-next 1/2] nfp: initialize netdev's dev_port with
 correct id
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On Thu, 30 Mar 2023 02:52:22 +0000 Yinjun Zhang wrote:
> > Yes, but phys_port_name is still there, and can be used, right?
> > So why add another attr?  
> 
> Yes, phys_port_name is still there. But some users prefer to use dev_port.
> I don't add this new attr, it's already existed since 
> 3f85944fe207 ("net: Add sysfs file for port number").
> I just make the attr's value correct.

You're using a different ID than phys_port_name, as far as I can tell :(
When the port is not split will id == label, always?