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Date:   Mon, 31 Jan 2022 19:30:48 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     Saeed Mahameed <saeed@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Mark Einon <mark.einon@...il.com>,
        Lino Sanfilippo <LinoSanfilippo@....de>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...il.com>,
        Shay Agroskin <shayagr@...zon.com>,
        Arthur Kiyanovski <akiyano@...zon.com>,
        David Arinzon <darinzon@...zon.com>,
        Noam Dagan <ndagan@...zon.com>,
        Saeed Bishara <saeedb@...zon.com>,
        Chris Snook <chris.snook@...il.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        Hans Ulli Kroll <ulli.kroll@...glemail.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Jeroen de Borst <jeroendb@...gle.com>,
        Catherine Sullivan <csully@...gle.com>,
        David Awogbemila <awogbemila@...gle.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>,
        "K . Y . Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>,
        Jon Mason <jdmason@...zu.us>,
        Simon Horman <simon.horman@...igine.com>,
        Rain River <rain.1986.08.12@...il.com>,
        Zhu Yanjun <zyjzyj2000@...il.com>,
        Shannon Nelson <snelson@...sando.io>, drivers@...sando.io,
        Sergey Shtylyov <s.shtylyov@....ru>,
        Jiri Pirko <jiri@...nulli.us>,
        Edward Cree <ecree.xilinx@...il.com>,
        Martin Habets <habetsm.xilinx@...il.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <Jose.Abreu@...opsys.com>,
        Andy Gospodarek <andy@...yhouse.net>,
        Michal Simek <michal.simek@...inx.com>,
        Saeed Mahameed <saeedm@...dia.com>,
        Arnd Bergmann <arnd@...db.de>,
        Jacob Keller <jacob.e.keller@...el.com>,
        Vegard Nossum <vegard.nossum@...cle.com>,
        Rob Herring <robh@...nel.org>, l.stelmach@...sung.com,
        rafal@...ecki.pl, Florian Fainelli <f.fainelli@...il.com>,
        Edwin Peer <edwin.peer@...adcom.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Michael Chan <michael.chan@...adcom.com>,
        Richard Cochran <richardcochran@...il.com>,
        Gerhard Engleder <gerhard@...leder-embedded.com>,
        Marcin Wojtas <mw@...ihalf.com>,
        Oleksij Rempel <linux@...pel-privat.de>,
        Gabriel Somlo <gsomlo@...il.com>,
        Joel Stanley <joel@....id.au>, Slark Xiao <slark_xiao@....com>,
        Christophe Leroy <christophe.leroy@...roup.eu>,
        Liming Sun <limings@...dia.com>,
        David Thompson <davthompson@...dia.com>,
        Asmaa Mnebhi <asmaa@...dia.com>,
        Lars Povlsen <lars.povlsen@...rochip.com>,
        Horatiu Vultur <horatiu.vultur@...rochip.com>,
        Steen Hegelund <steen.hegelund@...rochip.com>,
        Prabhakar Kushwaha <pkushwaha@...vell.com>,
        Omkar Kulkarni <okulkarni@...vell.com>,
        Shai Malin <smalin@...vell.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Stefan Wahren <stefan.wahren@...e.com>,
        Gary Guo <gary@...yguo.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, intel-wired-lan@...ts.osuosl.org,
        linux-hyperv@...r.kernel.org, oss-drivers@...igine.com,
        linux-renesas-soc@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH net-next] net: kbuild: Don't default net vendor configs to y

On Mon, Jan 31, 2022 at 6:59 PM Stephen Hemminger
<stephen@...workplumber.org> wrote:
> On Mon, 31 Jan 2022 09:24:50 -0800
> Saeed Mahameed <saeed@...nel.org> wrote:
>
> > From: Saeed Mahameed <saeedm@...dia.com>
> >
> > NET_VENDOR_XYZ were defaulted to 'y' for no technical reason.
> >
> > Since all drivers belonging to a vendor are supposed to default to 'n',
> > defaulting all vendors to 'n' shouldn't be an issue, and aligns well
> > with the 'no new drivers' by default mentality.
> >
> > Signed-off-by: Saeed Mahameed <saeedm@...dia.com>
>
> This was done back when vendors were introduced in the network drivers tree.
> The default of Y allowed older configurations to just work.

And changing the defaults means all defconfigs must be updated first,
else the user's configs will end up without drivers needed.

> So there was a reason, not sure if it matters anymore.
> But it seems like useless repainting to change it now.

It might make sense to tune some of the defaults (i.e. change to
"default y if ARCH_*") for drivers with clear platform dependencies.

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

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