From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DA6E93E9594; Thu, 23 Apr 2026 11:37:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.92.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776944238; cv=none; b=gG9SnYV4UB1ZhB5Q/qgeVgldG8qu22MUL9mYd7JUilUEO0SaVUMJ5IJjHt5JKKoCQkBylW0698If+Wqdr3qBUlH/zPbaFa6/FESikKEoJmlPrjGj6Dk0HLwZPYN7esCrfEQEKI4rfGbn3dNiQ8fpc7hTxWWJh2ZGocJBbkGctf8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776944238; c=relaxed/simple; bh=bFnqm5Br1q5pf0XfhOKYqXGgOc0pyuxWAbfVvLd99SU=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=YNpqU3Nduoz0T4gg7Et47P1ClotyOc1Py5R3N96MAsWNBkgDGyEejp0zGKQCNMDyK0o7O0/EK9z0ZRyC9WHRM3kBQerbqwiugnr/Ij2OrRrCBFxLkHqe9AFr/10ZfSASZPrQ/pXqQTjvabCywqhQJQIEHIQtVgDuhy+xewI2F+Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=desiato.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=XwhgW7tG; arc=none smtp.client-ip=90.155.92.199 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=desiato.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="XwhgW7tG" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=MIME-Version:Content-Type:References: In-Reply-To:Date:Cc:To:From:Subject:Message-ID:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=bFnqm5Br1q5pf0XfhOKYqXGgOc0pyuxWAbfVvLd99SU=; b=XwhgW7tGch2xj+pdcehdwi8n70 uOkeIw7KG68bHcIeY67PSrtPAd1x4yrw1Gx+mYUZ0REgnRUclDiV1WUF5X84erIWc5f+VoSOSW4AO BJnSLRWCPoLXUKgkTDG6kD1bHkzgCvoYlIQaJg6uHRNr0lE24qjTekMn0xJtwA6faSyHE7xOMVTdy /DZbgS5nmSknxgNEGS+RR/y0ml+eH8IBJ6EKA8BN2NCvlO+fprDU2Ux8z5iy14tSLCCvBYlBsshuM EF8SdYLMaMj1tzOpSmcEOeEneGwDSiV30wazuAGXsh3vRWafyo/TVqpSnCn4LCNsRvy8+WLGwdJ0M QzDImPag==; Received: from [172.31.31.240] (helo=u09cd745991455d.ant.amazon.com) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1wFsMe-0000000CxD7-01dC; Thu, 23 Apr 2026 11:37:00 +0000 Message-ID: <15fd7d5819f33dd5e880a351b6c8115cc75bbaf7.camel@infradead.org> Subject: Re: [PATCH net-deletions v2] net: remove unused ATM protocols and legacy ATM device drivers From: David Woodhouse To: Andy Shevchenko , Philip Prindeville Cc: Jakub Kicinski , davem@davemloft.net, openwrt-devel , Guy Ellis , netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, corbet@lwn.net, skhan@linuxfoundation.org, linux@armlinux.org.uk, tsbogend@alpha.franken.de, maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, 3chas3@gmail.com, razor@blackwall.org, idosch@nvidia.com, jani.nikula@intel.com, mchehab+huawei@kernel.org, tytso@mit.edu, herbert@gondor.apana.org.au, geert@linux-m68k.org, ebiggers@kernel.org, johannes.berg@intel.com, jonathan.cameron@huawei.com, kees@kernel.org, kuniyu@google.com, fourier.thomas@gmail.com, rdunlap@infradead.org, akpm@linux-foundation.org, linux-doc@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, bridge@lists.linux.dev Date: Thu, 23 Apr 2026 12:36:59 +0100 In-Reply-To: References: <20260422041846.2035118-1-kuba@kernel.org> <68316F0B-2442-4492-A041-E57EFC58AC08@redfish-solutions.com> Content-Type: multipart/signed; micalg="sha-256"; protocol="application/pkcs7-signature"; boundary="=-giyqjUvQEX7jP9u8Ofpw" User-Agent: Evolution 3.52.3-0ubuntu1.1 Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by desiato.infradead.org. See http://www.infradead.org/rpr.html --=-giyqjUvQEX7jP9u8Ofpw Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, 2026-04-23 at 10:53 +0300, Andy Shevchenko wrote: > On Wed, Apr 22, 2026 at 08:41:27PM -0600, Philip Prindeville wrote: > > > On Apr 22, 2026, at 7:05=E2=80=AFAM, David Woodhouse wrote: > > > On Tue, 2026-04-21 at 21:18 -0700, Jakub Kicinski wrote: >=20 > ... >=20 > > > > =C2=A0=C2=A0=C2=A0 I'm still deleting the solos driver, chances are= nobody uses it. > > > > =C2=A0=C2=A0=C2=A0 Easy enough to revert back in since core is stil= l around. > > > > =C2=A0=C2=A0=C2=A0 The guiding principle is to keep USB modems and = delete > > > > =C2=A0=C2=A0=C2=A0 the rest as USB ADSL2+ CPEs were most popular hi= storically. > > >=20 > > > Still not entirely convinced; I worked on both USB ATM modems and on > > > Solos, and the Solos is both the most modern and the only one I still > > > actually have. And the only one we have native support for that could > > > ever do full 24Mb/s ADSL2+, I believe. > > >=20 > > > If we drop it, OpenWrt will need to drop support for these, which I > > > think were quite popular at the time; there were a few UK resellers: > > > https://openwrt.org/toh/traverse/geos1_1 > > >=20 > > > I still don't actually care *enough* to try to find an ADSL line I > > > could plug one into for testing though... :) > >=20 > > I have 3 boards lying around if anyone wants them. >=20 > The problem as I understand it is in one's willing to maintain and > support that driver while doing regular testing... Sure, but that's true of the usb-atm devices too, and I threw all of *those* in the skip already. :) I'll be more surprised if anyone is actively using one of those, than I would be if someone is using Solos. *If* we are going to keep the USB devices, I'd suggest it makes sense to keep Solos too. --=-giyqjUvQEX7jP9u8Ofpw Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCCD9Aw ggSOMIIDdqADAgECAhAOmiw0ECVD4cWj5DqVrT9PMA0GCSqGSIb3DQEBCwUAMGUxCzAJBgNVBAYT AlVTMRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5jb20xJDAi BgNVBAMTG0RpZ2lDZXJ0IEFzc3VyZWQgSUQgUm9vdCBDQTAeFw0yNDAxMzAwMDAwMDBaFw0zMTEx MDkyMzU5NTlaMEExCzAJBgNVBAYTAkFVMRAwDgYDVQQKEwdWZXJva2V5MSAwHgYDVQQDExdWZXJv a2V5IFNlY3VyZSBFbWFpbCBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMjvgLKj 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