From patchwork Sat Sep 7 02:23:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christian Hopps X-Patchwork-Id: 13794914 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp.chopps.org (smtp.chopps.org [54.88.81.56]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 7493118B1A for ; Sat, 7 Sep 2024 02:24:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.88.81.56 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725675883; cv=none; b=UvVbPBOZyb2rtWkYCZkOWKrW+7LISMTckaLyinWU8wohB/JrAiXyTkbhetGhq2n1pIGsCMJDs9/xzZd4A7j4F1ahmVf68AETzrU38bIQNWil6q71rwzqplCcVMOm6iexFe9knMg8569F7PLbNm+4sZewDgWw8IRlLZW6BjmJ8Xs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725675883; c=relaxed/simple; bh=oo0VJn/iO8Uhg25jXWZBTuxHqV7ScKBQpI1FaXhquoQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YqrmDlQfngim4NiGlznWg0JEOHA7c6FK1ieluYSlvtpoWZqVE2hjUrNNRoGFdFysTOduPsGsJMXVwd9SyLhx0KdZfJ78hnpBdJB7nZoA3bewwz1TczEOnlP2cMLNJFBA+1zU1His9esoWGsRX9bXlNCdVmDkPgS+AStlA3RJMJs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=chopps.org; spf=fail smtp.mailfrom=chopps.org; arc=none smtp.client-ip=54.88.81.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=chopps.org Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=chopps.org Received: from labnh.int.chopps.org (syn-172-222-091-149.res.spectrum.com [172.222.91.149]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (Client did not present a certificate) by smtp.chopps.org (Postfix) with ESMTPSA id 610057D126; Sat, 7 Sep 2024 02:24:41 +0000 (UTC) From: Christian Hopps To: devel@linux-ipsec.org Cc: Steffen Klassert , netdev@vger.kernel.org, Florian Westphal , Sabrina Dubroca , Simon Horman , Antony Antony , Christian Hopps , Christian Hopps Subject: [PATCH ipsec-next v11 01/16] xfrm: config: add CONFIG_XFRM_IPTFS Date: Fri, 6 Sep 2024 22:23:57 -0400 Message-ID: <20240907022412.1032284-2-chopps@chopps.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240907022412.1032284-1-chopps@chopps.org> References: <20240907022412.1032284-1-chopps@chopps.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org From: Christian Hopps Add new Kconfig option to enable IP-TFS (RFC9347) functionality. Signed-off-by: Christian Hopps --- net/xfrm/Kconfig | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/net/xfrm/Kconfig b/net/xfrm/Kconfig index d7b16f2c23e9..f0157702718f 100644 --- a/net/xfrm/Kconfig +++ b/net/xfrm/Kconfig @@ -135,6 +135,22 @@ config NET_KEY_MIGRATE If unsure, say N. +config XFRM_IPTFS + tristate "IPsec IP-TFS/AGGFRAG (RFC 9347) encapsulation support" + depends on XFRM + help + Information on the IP-TFS/AGGFRAG encapsulation can be found + in RFC 9347. This feature supports demand driven (i.e., + non-constant send rate) IP-TFS to take advantage of the + AGGFRAG ESP payload encapsulation. This payload type + supports aggregation and fragmentation of the inner IP + packet stream which in turn yields higher small-packet + bandwidth as well as reducing MTU/PMTU issues. Congestion + control is unimplementated as the send rate is demand driven + rather than constant. + + If unsure, say N. + config XFRM_ESPINTCP bool