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 62727395244; Wed, 1 Apr 2026 08:25:22 +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=1775031924; cv=none; b=LWQo+ZanAC7ytD0vhPJxaDUa8ON2X4xOCWfnv3TLm3ZMPNdvnQ8FnnnhJocPwY/EOC2fjZKL7WljmERpBtGAnjXLT0+8sSbzWbmRuTJyyPVMdigwR7ltPLnx7/+hIm2owkO8UwdCWssdQEt5QDwD7Co/1a1SYkNiA1koVyEAxo0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775031924; c=relaxed/simple; bh=hJvssJ1aE92yB4kSJ6ju9lEu6s6as2r/EOxgcBtHsrA=; h=Message-ID:Subject:From:To:Date:In-Reply-To:References: Content-Type:MIME-Version; b=XXt/UBekCqHsugoljir3LPFj50FkcrLFQwnYr1uLD3001utiDYy0cJ89lVaqhIQ0SvD+rRw/HLIcFcpyzuNT3gCHvuwgpErsgyrCYutGODgriHUKLF0mN8WRw/rUCwjPHYvB3jdncS6+rTSRkuuazWqiMl8nCYTJpl6j1vQ1NW4= 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=iqxQiJAS; 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="iqxQiJAS" 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:To:From:Subject:Message-ID:Sender:Reply-To:Cc: Content-Transfer-Encoding:Content-ID:Content-Description; bh=hJvssJ1aE92yB4kSJ6ju9lEu6s6as2r/EOxgcBtHsrA=; b=iqxQiJAS4Ctm4qO+G8wwQCsQSV rAMVJUM5DcAsOf1l+ydzP0Z2ZEazzL/HAleOL4elVSt1FDUFexvTpAs6WgD7tPzDvGNHtLyaM1tGk kNpv+XFwRKVbIACkgOeca7zpfbKuimzpOcfFWr99Yjk6hmTv/AAFpmJvEG5aqiJIj1K/8mrSlQxqv gCBpxeH3oX70yOpYCMBGGx8r/mVh6Lxaxxh6h+h6i04OruCpRuh5fDvutsfS3ZcMdpUeuiqU+V6z2 h1/6Dh0sV0JWz4WP0J4wqWrhQMA/TLzcJyINLHrH+bMaZxFwGJjU5tHprOmF4Xpiwfq6m3PCLjvp1 2g3dwmeg==; Received: from [172.31.31.148] (helo=u09cd745991455d.ant.amazon.com) by desiato.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1w7qsu-0000000HQKo-3PxY; Wed, 01 Apr 2026 08:25:09 +0000 Message-ID: <2cb91533e22ed6cb11205dbc56b8aeedbbce0cca.camel@infradead.org> Subject: Re: [PATCH 0/6] Deprecate Legacy IP From: David Woodhouse To: Fernando Fernandez Mancera , Saeed Mahameed , Leon Romanovsky , Tariq Toukan , Mark Bloch , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Nikolay Aleksandrov , Ido Schimmel , Martin KaFai Lau , Daniel Borkmann , John Fastabend , Stanislav Fomichev , Alexei Starovoitov , Andrii Nakryiko , Eduard Zingerman , Song Liu , Yonghong Song , KP Singh , Hao Luo , Jiri Olsa , Kuniyuki Iwashima , Willem de Bruijn , David Ahern , Neal Cardwell , Johannes Berg , Pablo Neira Ayuso , Florian Westphal , Phil Sutter , Guillaume Nault , Kees Cook , Alexei Lazar , Gal Pressman , Paul Moore , netdev@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, oss-drivers@corigine.com, bridge@lists.linux.dev, bpf@vger.kernel.org, linux-wireless@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, torvalds@linux-foundation.org, jon.maddog.hall@gmail.com Date: Wed, 01 Apr 2026 09:25:08 +0100 In-Reply-To: <42caa438-3854-449c-b0ee-4f40772e5c1b@suse.de> References: <20260401074509.1897527-1-dwmw2@infradead.org> <42caa438-3854-449c-b0ee-4f40772e5c1b@suse.de> Content-Type: multipart/signed; micalg="sha-256"; protocol="application/pkcs7-signature"; boundary="=-rkNnNAovcM/WfY4nycAG" User-Agent: Evolution 3.52.3-0ubuntu1.1 Precedence: bulk X-Mailing-List: linux-wireless@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 --=-rkNnNAovcM/WfY4nycAG Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2026-04-01 at 10:07 +0200, Fernando Fernandez Mancera wrote: > =C2=A0 >=20 > Dammit, you've beaten me to it! This was my next step for 7.2. >=20 > Fully-endorsed-by: Fernando Fernandez Mancera Yeah. The date notwithstanding, I do actually think we should do most of this for real. Maybe we don't get away with the actual deprecation and the warnings on use *just* yet, and *maybe* we won't even get away with calling the config option CONFIG_LEGACY_IP, although I would genuinely like to see us moving consistently towards saying "Legacy IP" instead of "IPv4" everywhere. But we *should* clean up the separation of CONFIG_INET and CONFIG_IPV[64] and make it possible to build with either protocol alone. --=-rkNnNAovcM/WfY4nycAG Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExDzANBglghkgBZQMEAgEFADCABgkqhkiG9w0BBwEAAKCCD9Aw ggSOMIIDdqADAgECAhAOmiw0ECVD4cWj5DqVrT9PMA0GCSqGSIb3DQEBCwUAMGUxCzAJBgNVBAYT AlVTMRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5jb20xJDAi BgNVBAMTG0RpZ2lDZXJ0IEFzc3VyZWQgSUQgUm9vdCBDQTAeFw0yNDAxMzAwMDAwMDBaFw0zMTEx MDkyMzU5NTlaMEExCzAJBgNVBAYTAkFVMRAwDgYDVQQKEwdWZXJva2V5MSAwHgYDVQQDExdWZXJv a2V5IFNlY3VyZSBFbWFpbCBHMjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMjvgLKj jfhCFqxYyRiW8g3cNFAvltDbK5AzcOaR7yVzVGadr4YcCVxjKrEJOgi7WEOH8rUgCNB5cTD8N/Et GfZI+LGqSv0YtNa54T9D1AWJy08ZKkWvfGGIXN9UFAPMJ6OLLH/UUEgFa+7KlrEvMUupDFGnnR06 aDJAwtycb8yXtILj+TvfhLFhafxroXrflspavejQkEiHjNjtHnwbZ+o43g0/yxjwnarGI3kgcak7 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