linux-kernel - Re: [PATCH net-next v2] Revert "net: dsa: constify cpu_dp member of dsa

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Date:   Thu, 09 Nov 2017 17:24:13 -0500
From:   Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:     netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>
Subject: Re: [PATCH net-next v2] Revert "net: dsa: constify cpu_dp member of dsa_port"

Hi David,

Vivien Didelot <vivien.didelot@...oirfairelinux.com> writes:

> We may have to pass a port's dedicated CPU port to port-wide functions
> such as dsa_port_mdb_add, e.g. when offloading bridge device's MDB.
>
> The DSA port-wide functions currently take a non-const struct dsa_port *
> as first argument so we cannot make cpu_dp const yet, even though it'd
> be more correct. Revert this patch and make cpu_dp non-const again.
>
> This reverts commit 24a9332a58b7f41a0d36c35a2c6897242bffdbc0.

No need to apply this revert, Andrew made the dsa_port_mdb_* functions
take a const dsa_port in his new IGMP patchset so that we can keep the
cpu_dp const, as it should be.


Thanks,

        Vivien