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 B2B1047CC87 for ; Tue, 28 Apr 2026 18:56:27 +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=1777402587; cv=none; b=E6aMNIVtJ62ugha6NCwi9CSiera4KtXpavZm2jZzseBHO1dymm8tfA8OYm0njKqbj55+FmWgJrBv5st/Lq+qo0Bfs115NE7GIybTTARPOc8PM+jJ7P0dYa3JK99sf3IbaNTw+HvcoahaJson/HINH1PugEqqeXh+5k60DYR7Owo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777402587; c=relaxed/simple; bh=to3mDg5QMD4b0AYv/qu1IvsUCyU4RoK0N8iWIPjw/B8=; h=Message-ID:Date:MIME-Version:Subject:From:To:Cc:References: In-Reply-To:Content-Type; b=pTCrpGJGSWo3bIs3h1C60NXev6d3IC0UzJ5cO35TJA43YNt0UUUrAsaUY629UBlj/swpgu3wA7Jevc1C5cb1hComc9AG7MAtGNhbifHmgc+5KgAX0dpQ5Vx/d0bZ/f8Au9My2LpP74eLwwXGGg9DEZr3DTM+w4mMifg0ALu6IDQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KFNzbeiN; 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="KFNzbeiN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E4EEBC2BCB9; Tue, 28 Apr 2026 18:56:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777402587; bh=to3mDg5QMD4b0AYv/qu1IvsUCyU4RoK0N8iWIPjw/B8=; h=Date:Subject:From:To:Cc:References:In-Reply-To:From; b=KFNzbeiNCJZTrQwn2jULYkYiMOWufedSWJwAKum9K04RzUlOWiJHxZQTy4DMHbOqe Ttxt6WCj6+fLvN5WJGMXSeQFClyyPXbi3TrYyT/XUxKzq4x9v3zM1PG49xkkX7A2xc t4UECouGOk1opgRC/ARJVQNjYGd+uosNwUf4CLWutB9ByL5dl3UC+3Ev7LnylHs+Uo Cf6pQfUpHJnndIah57fvXC8z4EaS7Y0yySAzLSa95XiVQZCLrBpz7YG6glpugFEX9G FHDEwycHa0UVadj5Fseb1GMNZvQ0ZeSxgy1Virmw23lnKK24yhXXQ+05w7m/RX+HVm avVEuOPEOS0Mg== Message-ID: <59eccce4-cbc6-48b9-9243-9b9b5a5ca066@kernel.org> Date: Tue, 28 Apr 2026 20:56:23 +0200 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta Subject: Re: [PATCH mptcp-next v4 0/4] mptcp: MSG_ERRQUEUE support on the parent socket Content-Language: fr From: Matthieu Baerts To: David Carlier , mptcp@lists.linux.dev Cc: Mat Martineau , Geliang Tang , Paolo Abeni References: <20260421223338.52743-1-devnexen@gmail.com> <43f69e5e-b0a5-4bc5-8e6b-8f41ef4cf55a@kernel.org> Autocrypt: addr=matttbe@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 28/04/2026 20:48, Matthieu Baerts wrote: > Hi David, > > Thank you for the new version. > > On 27/04/2026 23:10, David Carlier wrote: >> MPTCP already advertises IP_RECVERR/IPV6_RECVERR as supported, but the >> parent socket does not currently provide usable MSG_ERRQUEUE handling. >> >> This series wires the MPTCP socket up to the IPv4/IPv6 error queue >> paths. It propagates RECVERR-related sockopts to existing and future >> subflows, makes poll() report pending errqueue activity through the >> parent socket, and lets recvmsg(MSG_ERRQUEUE) on the MPTCP socket >> consume queued errors with the parent socket ABI. >> >> A new prerequisite patch factors the per-flag inet_flags propagation >> in sync_socket_options() into a single masked word copy, so further >> inet_flags propagated by MPTCP can be added by extending the mask >> rather than touching the call site. >> >> Patch 2 then leverages the existing mptcp_setsockopt_all_sf() helper >> for the setsockopt path and extends MPTCP_INET_FLAGS_MASK with the >> four RECVERR bits, dropping the family-specific helpers from v3. >> >> Based-on: <20260424-mptcp-pm-sockopt-set-all-sf-v1-1-38e7023822f8@kernel.org> > > I didn't review it, but I notice that the CI cannot apply your series, > because it looks like it is not based on the one you mentioned here. > > Can you either remove this line, or rebase your series on top of this > other patch? > > Also, please don't send your series as a reply to a previous posting, > please use a new thread. That's what is usually done, clearer, plus some > tools don't support replies. Note: I just manually resolved the conflicts and sent the series to the CI, not to have to resend a series just to retrigger the CI. Cheers, Matt -- Sponsored by the NGI0 Core fund.