From nobody Sun Mar 22 09:59:42 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 D531B35AC0F for ; Tue, 17 Mar 2026 09:13:45 +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=1773738825; cv=none; b=eUe/YfLikNi7SSdzAztyXUUji0Z4mNNIgOGX5qPi70RqHSUC1MkcUhnJ5nQTSI4VbGyK++TqAWg65ekd9PChzVLXGzRxu1R+W7lZiJS8gkCFqwC/z+KCKvTicgIa5pm0LiJDb/22vPyg8q6Qm2B08SIJQuqN4KLaJ4X6g/8AfN8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773738825; c=relaxed/simple; bh=QCtkSjLWnfBnI8wObN2ozkvWfxp89TiXkwvv7ih34Nw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MaNrVnt9hXjtIDX++d4BuoyKgT0YWnRqjOZIJAyf60515gbjnJ1Q2wXesPz8uDTGc4p/1yk0P0i/PPWYNBMKFmApGN/wioTIDYJYjDKpj0Dv9QTuvo2aW9GeDnmqwTiTYXLtGbgDmpKDef+zty8l6mvjsrWk7DPaaGNC6CLYjIg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cU2PsoIC; 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="cU2PsoIC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 36BB3C19425; Tue, 17 Mar 2026 09:13:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773738825; bh=QCtkSjLWnfBnI8wObN2ozkvWfxp89TiXkwvv7ih34Nw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cU2PsoICA7t/ah8ANqRg6hmecYhAmUqeUX3YxbLsAvMqGiDXG+moRjimjoWAEJQoE oJ3hwktYsnv4MmirerP2zy+bgX2l0lrVUjvVq4vFrllhRjeXwVTGKWk9DwS1brQN6k ubYUfx+0eS8R28zZcjqVS0o+iD/ELY5MXLdkusPJppCKmXfSX8HgL01k/DNWvNyd5H KxKZEUocE0kGOcbs7hYkhoPgJw5KPuZaEUKiX8/5Bn4KdkOPnp0mGM0FWn5McieKyt Z92mYUhX6l8z+VNd5hMp3EmOVO5FkD3CXT4ksPOvdczJaXSwkGRb45TGwz8FqwTEg3 h7g5cPOiSBGdQ== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang , Gang Yan Subject: [RFC mptcp-next v10 07/14] tls: disable device offload for MPTCP sockets Date: Tue, 17 Mar 2026 17:12:43 +0800 Message-ID: <5faecaef56eb3dc2809807a693dcf95be4516076.1773737371.git.tanggeliang@kylinos.cn> X-Mailer: git-send-email 2.53.0 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 2.53.0