linux-kernel - Re: [PATCH v2 01/10] appletalk: make localtalk and ppp support conditional

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Message-ID: <20231017172202.71c8dcf9@kernel.org>
Date:   Tue, 17 Oct 2023 17:22:02 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     netdev@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-wireless@...r.kernel.org,
        Johannes Berg <johannes@...solutions.net>,
        linux-wpan@...r.kernel.org,
        Michael Hennerich <michael.hennerich@...log.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S . Miller" <davem@...emloft.net>,
        Rodolfo Zitellini <rwz@...ro.org>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org, Arnd Bergmann <arnd@...db.de>
Subject: Re: [PATCH v2 01/10] appletalk: make localtalk and ppp support
 conditional

On Wed, 11 Oct 2023 16:02:16 +0200 Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> The last localtalk driver is gone now, and ppp support was never fully
> merged, but the code to support them for phase1 networking still calls
> the deprecated .ndo_do_ioctl() helper.
> 
> In order to better isolate the localtalk and ppp portions of appletalk,
> guard all of the corresponding code with CONFIG_DEV_APPLETALK checks,
> including a preprocessor conditional that guards the internal ioctl calls.
> 
> This is currently all dead code and will now be left out of the
> module since this Kconfig symbol is always undefined, but there are
> plans to add a new driver for localtalk again in the future. When
> that happens, the logic can be cleaned up to work properly without
> the need for the ioctl.

Hi Arnd, the WiFi changes are now in net, could you rebase & repost?