From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 06EE55221FB for ; Wed, 9 Sep 2026 10:40:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788950425; cv=none; b=kTgPytu2zY3JREfQfrrwPzqUDAAItxt+Axy28v99/vi2Y1U/4lo2dEEWwtH9idVdvpnSu6E/Go/zX0RQAAti9Ndn/TvPC4tZ/IiT/LJaIFmUfv3uqa8TGI9W6gx8MKkNEs0PaBqEI3NEGEDtRBYrb9C/N5XXealxQ2ZxTdJlrNk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788950425; c=relaxed/simple; bh=BzUxQ5vybc1OEj1h2/x+9+auCKmfvFlpawNmnGylwnc=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=MCi9ppSWxAmSp5CU20iufhyMt3CpxfjUflRiG8hWp2OheUMSXif6JgkXbKOQm4mmognj65Z1FXiU0cOPO+8Xu9cGJkJi2dgq7cMhuTA22mwfzImgaGdqgoa7s9tFHATZWVb7oHOhjYV2C2RdlCey3C6U0BQDVP+TcRyw/CCfxAg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GAUnlfM5; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GAUnlfM5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4D97F1F00A3D; Wed, 9 Sep 2026 10:40:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788950423; bh=O/kUzHb5QGNvPEOI5AuyX5JZDFn4ar5Qm2EuJq26Zts=; h=Date:Subject:To:References:From:In-Reply-To; b=GAUnlfM50mQf1zsxKchVd7kXAvHe1R+dReBRQteTNB/IBcumLhwWDQJeroU3oZe5/ stCrjcrwLszvVVcF2cUIIFCXtSAf2LJFur4z1Brl97xyKvVvUlpwWoopKj9xzP64PM 6t5jn2wGjXzcAijJiw05EXdiUUF6u/bQX+GjSslwCe4rYTGO68YvS5byOG58odOFtY 72NtPl8spsNeQYufhUtr6jOAzULXRPImUoAHPNo2fZpBnKdhrjzUBI/x34rlEI/31q 0kJMJQAjzHv5uGiCg3W2vhr9T5uSfLLLx625Gwumal4cT3IDNIDcqdpd1nlW6mjCcP Ch4JsWwW3wVEw== Message-ID: <23a10084-67a5-4fd4-a001-a21339b604b9@kernel.org> Date: Wed, 9 Sep 2026 12:40:21 +0200 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Thunderbird Daily Subject: Re: [PATCH mptcp-next v3 0/2] mptcp: shrink struct mptcp_options_received Content-Language: fr To: quanyeyang@proton.me, MPTCP Linux References: <20260909-mptcp-shrink-opt-rx-v2-v3-0-92bb3009a665@proton.me> From: Matthieu Baerts Autocrypt: addr=matttbe@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit Hi Quanye, On 09/09/2026 04:40, Quanye Yang via B4 Relay wrote: > struct mptcp_options_received is the per-packet decode buffer used while > parsing incoming MPTCP options. It is larger than needed because several > suboptions cannot be combined. > > This series splits the FASTCLOSE key from rcvr_key, then overlaps the > remaining mutually exclusive payloads in an anonymous union. DSS and > rm_list stay outside the union. On x86_64 the structure shrinks from > 136 to 72 bytes. > > --- > Changes in v3: > - Split the FASTCLOSE key change into its own commit > - Add comments linking union members to their suboptions > - Link to v2: https://patch.msgid.link/20260904-mptcp-shrink-opt-rx-v2-v2-1-d8662bb18ef2@proton.me Thank you for the v3, it looks good to me: Reviewed-by: Matthieu Baerts (NGI0) Cheers, Matt -- Sponsored by the NGI0 Core fund.