From nobody Mon Apr 6 12:15:15 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 844592DCF67 for ; Fri, 3 Apr 2026 14:52:55 +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=1775227975; cv=none; b=lJNJ28CIy0x/rojlYU/kUPH65PdAKPnaPjLM3lZPtfGR5jbCCKQsB+hIgAHGc98isxdOjN/7C3/Tu+tF3CE4f279BHZ9HUQjyeQURi7Ug3e3ozsXNSjbFhKbjKBNLqhsxDGJgS+RNB0sWTczZiG9YloKFOJYzhpaQLmDPKSvduY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775227975; c=relaxed/simple; bh=6GzcsaFMq28d0FWn520aOq92c8IsBigTgiZ49vjCiME=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=MBRkpQMIo7QTOIz+xRz9cMphDAlacRdNOO1MEK2eGYoRYPQL8gIklKVQB7XIHUiLHAcHKIeZV60JuElKZ9TafFbstwx+8nmhPFQRVhW2yUr4+ZRr+KUG7NT2QOQ2TfCnlRJl1I5Bb7M+SOHy4hNzikNHMHPFp4zTPpdO6WlLKFA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=DLhzhO0v; 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="DLhzhO0v" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3FA92C4CEF7; Fri, 3 Apr 2026 14:52:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775227975; bh=6GzcsaFMq28d0FWn520aOq92c8IsBigTgiZ49vjCiME=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DLhzhO0vQdhWExRPv9Bog0y6BNj+8vFPWmvEjJLaMlyknXT83/Y8idesXW4cLJE7b TQOMCWR/MCTDeZGQy9R6qJvE3o/S872VA5nQBTYYrJxeyN//AKs1K04+gkzRwWOZdb sNiJfbjQGnj7YUd4ggAlObCAYVrLDZo/gWxyr4fC7CBJIlxvf332OZOabAydNtfup+ 56/SWkiaONuSIH//8bWOS6Rt3NIhu0FH46SvqyCBzYgqy36Klt/kqMYHQIU2LhkOtc DfPFLjsCKdBBAu6GsLiVnETL2utwu6qskDsiqAjrxC30+iCwpz1Zogg+M0J6OmfcIs xSXHHsJy8ojSA== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang , Gang Yan Subject: [RFC mptcp-next v13 07/16] tls: disable device offload for mptcp sockets Date: Fri, 3 Apr 2026 22:51:25 +0800 Message-ID: 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