From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 8107527A452; Fri, 5 Sep 2025 21:09:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757106557; cv=none; b=NvbXLZXVq1yCbBCXjcNCWz6XJfSCuk2Z2IL/0HzabWzm2/uhKZjxu5rFjdcWZXC1MSHSxXNd6VxIdjSzAMbNiRibm66DoiGVfboiVdRgT9YkKRFXs7cpNN/S182+17lPIcsPkCJiplQuyZZg7uYLKbXJ9LGcC0c9fRa3bsIzPYM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757106557; c=relaxed/simple; bh=w6wYM3i88QyK525bdKFxsoedWmQ0byYhJAK4jQscByk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JHY86vl/9L6zBIZK67qeEDHIJt/a7bt5JLLuAYtzOn/stbaiyK53gCxa05denRP2TA3XwtCHTr+FuF3Vs24dUY0lakmj2SeA7cLXq3gyFyZeGXHykMEUy3jcJmxUSDWg3g65J2FTvBzG2ukanhf+e0tXmzycNNUfGSgqG/v4YN4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aG1Mk/hd; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aG1Mk/hd" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A2A94C4CEF5; Fri, 5 Sep 2025 21:09:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757106555; bh=w6wYM3i88QyK525bdKFxsoedWmQ0byYhJAK4jQscByk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=aG1Mk/hdV/uWErY+vqsE92Uj8DamzA4hUrT/bQIJEXAhRRKUwXFwwOjDDWIaF8Jkr lbczQ/CTEKQQvFG6fvrg5uQ8ZCNUzND2/rTzaSIIFH/mPu4YXAeKnQBZCaYxj3cPUy u8IjoopN7sJIOMKjYWLPxb7E5YigMhmIsMpmVch5r4idK94+5+P3vKHra8vKzHJkFc cXG+7EaOziPhyj7gzzEg/GcdJ0Legr1LZvUVVDmOEGgW2Te8kf+yZ/x4Ii80iCczzf 3MB4p1ncL6ZimpDHc2t9Rps/h5wZK9HvO4Q3u3W/O05AHPs+5NurqrCO7F+SKcJ2NJ N5y4gacMMfb6A== Date: Fri, 5 Sep 2025 23:09:12 +0200 From: Lorenzo Bianconi To: "David S. Miller" , David Ahern , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Pablo Neira Ayuso , Jozsef Kadlecsik , Shuah Khan , Andrew Lunn Cc: Florian Westphal , netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, coreteam@netfilter.org, linux-kselftest@vger.kernel.org, Felix Fietkau Subject: Re: [PATCH nf-next v6 0/2] Add IPIP flowtable SW acceleratio Message-ID: References: <20250818-nf-flowtable-ipip-v6-0-eda90442739c@kernel.org> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="MdHXNO2icgRfBlFj" Content-Disposition: inline In-Reply-To: <20250818-nf-flowtable-ipip-v6-0-eda90442739c@kernel.org> --MdHXNO2icgRfBlFj Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > Introduce SW acceleration for IPIP tunnels in the netfilter flowtable > infrastructure. >=20 Hi Pablo, Florian and Jozsef, any update about this patch? What is the best way to proceed on this featur= e? Regards, Lorenzo > --- > Changes in v6: > - Rebase on top of nf-next main branch > - Link to v5: https://lore.kernel.org/r/20250721-nf-flowtable-ipip-v5-0-0= 865af9e58c6@kernel.org >=20 > Changes in v5: > - Rely on __ipv4_addr_hash() to compute the hash used as encap ID > - Remove unnecessary pskb_may_pull() in nf_flow_tuple_encap() > - Add nf_flow_ip4_ecanp_pop utility routine > - Link to v4: https://lore.kernel.org/r/20250718-nf-flowtable-ipip-v4-0-f= 8bb1c18b986@kernel.org >=20 > Changes in v4: > - Use the hash value of the saddr, daddr and protocol of outer IP header = as > encapsulation id. > - Link to v3: https://lore.kernel.org/r/20250703-nf-flowtable-ipip-v3-0-8= 80afd319b9f@kernel.org >=20 > Changes in v3: > - Add outer IP header sanity checks > - target nf-next tree instead of net-next > - Link to v2: https://lore.kernel.org/r/20250627-nf-flowtable-ipip-v2-0-c= 713003ce75b@kernel.org >=20 > Changes in v2: > - Introduce IPIP flowtable selftest > - Link to v1: https://lore.kernel.org/r/20250623-nf-flowtable-ipip-v1-1-2= 853596e3941@kernel.org >=20 > --- > Lorenzo Bianconi (2): > net: netfilter: Add IPIP flowtable SW acceleration > selftests: netfilter: nft_flowtable.sh: Add IPIP flowtable selftest >=20 > include/linux/netdevice.h | 1 + > net/ipv4/ipip.c | 28 +++++++++++ > net/netfilter/nf_flow_table_ip.c | 56 ++++++++++++++++= +++++- > net/netfilter/nft_flow_offload.c | 1 + > .../selftests/net/netfilter/nft_flowtable.sh | 40 ++++++++++++++++ > 5 files changed, 124 insertions(+), 2 deletions(-) > --- > base-commit: bab3ce404553de56242d7b09ad7ea5b70441ea41 > change-id: 20250623-nf-flowtable-ipip-1b3d7b08d067 >=20 > Best regards, > --=20 > Lorenzo Bianconi >=20 --MdHXNO2icgRfBlFj Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQTquNwa3Txd3rGGn7Y6cBh0uS2trAUCaLtReAAKCRA6cBh0uS2t rP2QAQCOQ/EZlBTf8tqsgfOQ6tvN5FfI/2oiuSWghoBfgczZxwD/VO42dKJBqS3F S0BqkGwozSiKLRP1Z7R88jX2KJFOfws= =S9pd -----END PGP SIGNATURE----- --MdHXNO2icgRfBlFj--