linux-kernel - Re: [PATCH net-next v3 2/5] mlxsw: core: fix mlxsw_devlink_info

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Message-ID: <CAMZ6RqKfED-ABYPboF09FUZjcKQSb0ALYjY2hiffP7fXZRb2mQ@mail.gmail.com>
Date:   Mon, 28 Nov 2022 10:42:23 +0900
From:   Vincent MAILHOL <mailhol.vincent@...adoo.fr>
To:     Ido Schimmel <idosch@...dia.com>
Cc:     Jiri Pirko <jiri@...dia.com>, netdev@...r.kernel.org,
        Jakub Kicinski <kuba@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>, linux-kernel@...r.kernel.org,
        Boris Brezillon <bbrezillon@...nel.org>,
        Arnaud Ebalard <arno@...isbad.org>,
        Srujana Challa <schalla@...vell.com>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        Michael Chan <michael.chan@...adcom.com>,
        Ioana Ciornei <ioana.ciornei@....com>,
        Dimitris Michailidis <dmichail@...gible.com>,
        Yisen Zhuang <yisen.zhuang@...wei.com>,
        Salil Mehta <salil.mehta@...wei.com>,
        Jesse Brandeburg <jesse.brandeburg@...el.com>,
        Tony Nguyen <anthony.l.nguyen@...el.com>,
        Sunil Goutham <sgoutham@...vell.com>,
        Linu Cherian <lcherian@...vell.com>,
        Geetha sowjanya <gakula@...vell.com>,
        Jerin Jacob <jerinj@...vell.com>,
        hariprasad <hkelam@...vell.com>,
        Subbaraya Sundeep <sbhatta@...vell.com>,
        Taras Chornyi <tchornyi@...vell.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        Petr Machata <petrm@...dia.com>,
        Simon Horman <simon.horman@...igine.com>,
        Shannon Nelson <snelson@...sando.io>, drivers@...sando.io,
        Ariel Elior <aelior@...vell.com>,
        Manish Chopra <manishc@...vell.com>,
        Jonathan Lemon <jonathan.lemon@...il.com>,
        Vadim Fedorenko <vadfed@...com>,
        Richard Cochran <richardcochran@...il.com>,
        Vadim Pasternak <vadimp@...lanox.com>,
        Shalom Toledo <shalomt@...lanox.com>,
        linux-crypto@...r.kernel.org, intel-wired-lan@...ts.osuosl.org,
        linux-rdma@...r.kernel.org, oss-drivers@...igine.com,
        Jiri Pirko <jiri@...lanox.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Hao Chen <chenhao288@...ilicon.com>,
        Guangbin Huang <huangguangbin2@...wei.com>,
        Minghao Chi <chi.minghao@....com.cn>,
        Shijith Thotton <sthotton@...vell.com>,
        Ido Schimmel <idosch@...lanox.com>
Subject: Re: [PATCH net-next v3 2/5] mlxsw: core: fix mlxsw_devlink_info_get()
 to correctly report driver name

On Mon. 28 Nov. 2022 at 01:17, Ido Schimmel <idosch@...dia.com> wrote:
> On Sun, Nov 27, 2022 at 10:09:16PM +0900, Vincent Mailhol wrote:
> > Currently, mlxsw_devlink_info_get() reports the device_kind. The
> > device_kind is not necessarily the same as the device_name. For
> > example, the mlxsw_i2c implementation sets up the device_kind as
> > ic2_client::name in [1] which indicates the type of the device
>
> s/ic2/i2c/
>
> > (e.g. chip name).
> >
> > Fix it so that it correctly reports the driver name.
> >
> > [1] mlxsw_i2c_probe() from drivers/net/ethernet/mellanox/mlxsw/i2c.c
> > Link: https://elixir.bootlin.com/linux/v6.1-rc1/source/drivers/net/ethernet/mellanox/mlxsw/i2c.c#L714
>
> Same comment as before.
>
> Before the series:
>
> # devlink dev info i2c/2-0048 | grep driver
>   driver mlxsw_minimal
>
> After the series:
>
> # devlink dev info i2c/2-0048 | grep driver
>   driver mlxsw_minimal

ACK. I was overall confused by the device_kind. Thank you for your
confirmation. I will drop the first two patches from this series.


Yours sincerely,
Vincent Mailhol