From mboxrd@z Thu Jan 1 00:00:00 1970 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 01DDD2DF13A for ; Tue, 23 Dec 2025 16:38:44 +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=1766507925; cv=none; b=UaVD5wqr80Wf4dpH+ogkGFRr4N7B9g3TGhfsnUxwxWePfBRhIMgwCy2CX3vyhohmAWCLlwgifflGNLN06ucFWul593BLpRp5/9LjdW5T6E9WM0S3kS7EiLr8QQrD7FRsxsix94C19MfF1OyEEAmRxnyyj1jDtrGHiRez1lA+Ri4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766507925; c=relaxed/simple; bh=JUujs0JrRvOjVWw0j4TgWw6WUtuB85HWeJRnW1V1LIs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=CY+r7y6NB/b4vvYV9lCOvyv/5kelMjy7u9GzW0ScROPCbwbNrqNXYMdRBX/2ba1JpDLJZf4o3i2sWS9h4K9mzeIUKVDuCqXh9af+H8ALn+nDjPuRxzY+9CXgFCeVNBat2tbss6zKc752zQdci1a+0lSfJAA2NKh2kQk5PPpGCtI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HSRVr/+O; 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="HSRVr/+O" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 05A4BC113D0; Tue, 23 Dec 2025 16:38:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766507924; bh=JUujs0JrRvOjVWw0j4TgWw6WUtuB85HWeJRnW1V1LIs=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=HSRVr/+OiyfE2OwUCmq3p1vdJ2i/27BXHWmKskLbKrdwfvKdOrFEfPHzTs3keecMN WKDtwqfLtQgEz9Lm5R7ARDQvWgTzeHRmywcAQTJXLZA3pIRD8RyHav4/+aF86uLPyW cJP9gLS2wnqAcwlyTfqGvRZP9QR6hOFwa5QQu7YD/Y2MCKdsoMOeEIzdLpIusgkrCJ QtTV2d5zf4o605x+kxXEhPG/ParuTnNCb6qzFAEf+MbLJrUEy8Yl0ZDFWDfPujjwBn htcPybhror9cnuX11UxF0fVzlgcLSITdfa/3dhpSHgbbj5i8t9ZeDvP37n8AtY1mwi OcpHFboSdvW2A== Message-ID: Date: Tue, 23 Dec 2025 17:38:42 +0100 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC mptcp-next v5 6/8] selftests: mptcp: sockopt: implement MPTCP KTLS tests Content-Language: en-GB, fr-BE To: Geliang Tang , mptcp@lists.linux.dev Cc: Geliang Tang , Gang Yan References: From: Matthieu Baerts Autocrypt: addr=matttbe@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Geliang, On 22/12/2025 04:15, Geliang Tang wrote: > From: Geliang Tang > > This patch adds Kernel TLS (KTLS) testing infrastructure to MPTCP sockopt > selftest, introducing a new '-c' option to enable TLS tests. It includes > a helper for configuring TLS socket options and implements MPTCP-specific > KTLS test cases for both IPv4 and IPv6, along with the necessary header > includes and config updates. > > TLS_OVERHEAD_SIZE macro is defined to account for the overhead in sent > and received data length. When quickly looking at the code and the commit message, it is not clear what this does: does it only set the TLS socket options, and that's it? If yes, that's not enough, and it might give confusing results if the new feature is not "properly" tested. I think a "proper" test would involve transferring data with multiple subflows (with data going through the different subflows and correctly processed). That's more complex to put in place, but this looks required. Cheers, Matt -- Sponsored by the NGI0 Core fund.