netdev - Re: [PATCH net-next v5 1/4] net: devlink: let the core report the driver name instead of the drivers

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Message-ID: <Y4XB2iBqceQfFZem@nanopsycho>
Date:   Tue, 29 Nov 2022 09:24:58 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     Vincent Mailhol <mailhol.vincent@...adoo.fr>
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>,
        Ido Schimmel <idosch@...dia.com>,
        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>
Subject: Re: [PATCH net-next v5 1/4] net: devlink: let the core report the
 driver name instead of the drivers

Tue, Nov 29, 2022 at 01:05:47AM CET, mailhol.vincent@...adoo.fr wrote:
>The driver name is available in device_driver::name. Right now,
>drivers still have to report this piece of information themselves in
>their devlink_ops::info_get callback function.
>
>In order to factorize code, make devlink_nl_info_fill() add the driver
>name attribute.
>
>nla_put() does not check if an attribute already exists and
>unconditionally reserves new space [1]. To avoid attribute
>duplication, clean-up all the drivers which are currently reporting
>the driver name in their callback.

This para with the link below should be removed, no need for it.

Otherwise, code looks fine.

Reviewed-by: Jiri Pirko <jiri@...dia.com>