From nobody Sun Mar 22 10:11:04 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 128D338551B for ; Thu, 19 Mar 2026 10:09:10 +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=1773914951; cv=none; b=lEoqXjyXD5HRhrrYFjUSsCdCFo/y7RP36yRZeQVG6NM0XTWuraIZegEhbZ9ZyArCUavqxYnwAo5CY9+G7QzjIaJaPDoADed7QFfz/ywaxSTJncOdj0rrEH30napqTUmXWWve1xZGD8e6gSfEMqgEQcga3YRTm9Fw0g5krRZ8YNc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773914951; c=relaxed/simple; bh=QCtkSjLWnfBnI8wObN2ozkvWfxp89TiXkwvv7ih34Nw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=j2zHa1qt9IPP2x7UEvJF8aMSkIkeoEenklSrNY/NMahObATCj2nFaxFQWfsd+THypRQPKtzcYnA4p/dADga0p4pAGMCwfNFG3TCFZlVMr6EKewQtpEeJu2lAd3qo0kCY91FJm59hs0CRMUweVvKgXnRCgucoFw4Sj2TwXnpwVnc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=M+UMH4cZ; 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="M+UMH4cZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C170C2BC87; Thu, 19 Mar 2026 10:09:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773914950; bh=QCtkSjLWnfBnI8wObN2ozkvWfxp89TiXkwvv7ih34Nw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M+UMH4cZ4BwfmMJ3cjHDAxcahoj1nQ2mcQlA/Efrk68ETAZaHKEHgdMl/+iLX+IRF pwH6e7h0/UBMGLvWye7JfDFDzEJtAvQc6CO8tt1jte2eJgEcRnI1ayGnSDt3Kgt2ic 9jbfM/3Ea1waCkhgPw2zQRgktPKf9PXWQAuENOnGp+Ge2Ntt+5haFSN1G3eOH2M5Zx eX+BzwkUZinQyZCmegnURhyCByVyxYn/wmdE4bmd0LLISN04s6K2tDQdyvAeTFVib1 RcNbS2uvtVnAFxvsQN5ukTpOQ0Tn2Hxv/ENybI6beh+8g/4UShoJy6D/psg3hJup4J WzAR2fxMk6B/g== From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang , Gang Yan Subject: [RFC mptcp-next v11 07/15] tls: disable device offload for MPTCP sockets Date: Thu, 19 Mar 2026 18:08:40 +0800 Message-ID: <75c8462b5cda32b42c56642b6c59b28a417eff82.1773911536.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