From nobody Fri Apr 10 17:37:53 2026 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 39893318B9C for ; Mon, 6 Apr 2026 12:20:09 +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=1775478009; cv=none; b=Di1EAk4FS4nBRK61avJcu88dVxjHP4SySRLtDHtaOISI2fo+D0ww3tMioWbwYJVEFNMG/dzjWCJ62H5LnCfZeTo5ovcNQULtkKNvjqL9QbG1FWxmcRbtAAArSI7DNrlBiexb54zqUNkr4hR3s4e9Ak3ISHB5zcqRtlg+pr5l//w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775478009; c=relaxed/simple; bh=6GzcsaFMq28d0FWn520aOq92c8IsBigTgiZ49vjCiME=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LxTs1rxw6W1Rirg/o7F/3Y10PJesZ0Rr3O1PIvPdk4D9ZipBZX9E5Jqh7Uxw8dLfTa6OyWxZ2VGnXpETIfuDhdf7ORwhkOyn2GBout2YNQgtDIfyQTzuPVrlAs1mwDg5MPMgDzw6cFhYiAHb+L/YKENWuyHhc+yi0CLX13gwnBE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CcZ8pS96; 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="CcZ8pS96" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 95C4BC2BC9E; Mon, 6 Apr 2026 12:20:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775478009; bh=6GzcsaFMq28d0FWn520aOq92c8IsBigTgiZ49vjCiME=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CcZ8pS963mEhOzhI9TtU9cEX+60o20EIOOvnLvja1du9uiVg5uCQdIpdLxrCkLoFr 8MS/PWple0EcE99+Ydxd3xUNRqbiEFXcB/aqYreFl7TBL0gLUIbI52EJ77MMOpDMgd VRLCB5Z5g12wqje5j3WgeNhtLXaLjRk0IWSaAlgTjtRdV4ZgNfjSsZTx/pld4AYZxg Romt2t2gi/Cqkb7unqRJBhGtQsvjpfZNVMyd48PCLddYCrxSmO3i0DrF0B1W8cEtUp pBqBq6u4omrkI0Qhry8pM9+kSpnOotEgqIrc28xqeT0PLA0x6eCv1Jv8p0VLLp9qx2 RgkDKDD0gRUsA== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang , Gang Yan Subject: [RFC mptcp-next v14 06/15] tls: disable device offload for mptcp sockets Date: Mon, 6 Apr 2026 20:18:46 +0800 Message-ID: <2509eec8a60a3a34074b11cdab205fcc634a7d92.1775476921.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.51.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Geliang Tang MPTCP TLS hardware offload is not yet implemented. Return -EOPNOTSUPP when attempting to enable device offload on MPTCP sockets. Co-developed-by: Gang Yan Signed-off-by: Gang Yan Signed-off-by: Geliang Tang --- net/tls/tls_device.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c index 99c8eff9783e..6744c2494740 100644 --- a/net/tls/tls_device.c +++ b/net/tls/tls_device.c @@ -1074,6 +1074,9 @@ int tls_set_device_offload(struct sock *sk) ctx =3D tls_get_ctx(sk); prot =3D &ctx->prot_info; =20 + if (sk->sk_protocol =3D=3D IPPROTO_MPTCP) + return -EOPNOTSUPP; + if (ctx->priv_ctx_tx) return -EEXIST; =20 @@ -1196,6 +1199,9 @@ int tls_set_device_offload_rx(struct sock *sk, struct= tls_context *ctx) struct net_device *netdev; int rc =3D 0; =20 + if (sk->sk_protocol =3D=3D IPPROTO_MPTCP) + return -EOPNOTSUPP; + if (ctx->crypto_recv.info.version !=3D TLS_1_2_VERSION) return -EOPNOTSUPP; =20 --=20 2.51.0