From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f53.google.com (mail-pj1-f53.google.com [209.85.216.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5387370 for ; Mon, 28 Jun 2021 04:29:16 +0000 (UTC) Received: by mail-pj1-f53.google.com with SMTP id c7-20020a17090ad907b029016faeeab0ccso11973980pjv.4 for ; Sun, 27 Jun 2021 21:29:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=B2xSt4amcVoz+/qU+qPX8jCTZ7gBlvwiv12DK/lRszk=; b=mlCO8hcKKHAoYOws84tn3XsBaYZbTrs6d7b6aNlZyTuOrAICk7xY5+IfGF54RCr8WB JvC6zac76K8xwN6bPVD/T1xrPI/EuK9reHJthHexyUFk9R6HzVHZOvT6tcJW5tCcjVZ1 XYV2OHEZgBesioc1kIO1GIyVLV7cphEXyytBLGw+R0b8xNnoxCxQchTKL4NCTO3A53ey qN/3uHxT8z7Klfhzr5SWSoiGRkesFncHkF8tXoZNf3W9ctdyBjZVcl5GBkIbHjWCW8T4 nRG4cPMjyJGgUlk9EXo1/r4dvjj2ewrAc9eiAmtONf93WsouDcBAUbMYe+ncm/HamjIa Os7Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=B2xSt4amcVoz+/qU+qPX8jCTZ7gBlvwiv12DK/lRszk=; b=HIiV/CVNCNAfjq/vRkuB0bvQ+VNrKbFahBbXhHgYJvEwPx39TY7o5X8quR7CniYDcn 7Z8k9jIqDWlzLlzQCj4RrUvHe+DZY7rDA5EhCRBweX5K5Z7kprhhQ+PWCX0g46NH9Pfk 4Xmo4FG25ZvF+lrVcCqspNmqTgplFhW7NoVA+enICZ5y77pZrdvFwi1IATa6ILJO7F3F 8CxanLviixw/E78vz3A84ruSoAcrYdaTgw6bKCHAFBDhnI8Q2EBScU+JZkyxENjqH8aF TI6AcQ8guKL+oc8MWDodR5NXrxIJl99Fcbvngnj9B/kLVd9IXsU3jQpzCiWJMxTVmyKU MHwg== X-Gm-Message-State: AOAM530JjqPoe2QK3Avey3iQE7TjccdTtjnOyAeyzq5vVq4whjC8Uyw2 3L0N9KR04y/cfN3frA1IkI+tN2eYapR1kA== X-Google-Smtp-Source: ABdhPJx5BpUxHbkmWauYfiuHiOmubtRPd7qwz/p+RM85Jk0koKTeg10571mEj6ABLSHMTb/1GxgUyg== X-Received: by 2002:a17:90a:9b13:: with SMTP id f19mr25434709pjp.229.1624854555673; Sun, 27 Jun 2021 21:29:15 -0700 (PDT) Received: from MiBook.. ([43.224.245.180]) by smtp.gmail.com with ESMTPSA id g8sm12837391pgo.10.2021.06.27.21.29.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Jun 2021 21:29:15 -0700 (PDT) From: Geliang Tang To: mptcp@lists.linux.dev Cc: Geliang Tang Subject: [MPTCP][PATCH v3 mptcp-next 0/8] MP_FAIL support Date: Mon, 28 Jun 2021 12:28:56 +0800 Message-Id: X-Mailer: git-send-email 2.31.1 Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit v3: - respond with MP_FAIL - add single subflow check - add infinite mapping sending and receiving - export/20210626T054902 v2: - MP_FAIL logic: * Peer B send a DSS to peer A, and the data has been modify by the middleboxes, then peer A detects the bad checksum. * In the multiple subflows case, peer A sends MP_FAIL+RST back to peer B, and peer A discards the data following the bad data sequence number. Peer B receives this MP_FAIL+RST, and close this subflow. * In the single subflow case, using the simple implementation, peer A sends MP_FAIL back to peer B, and peer A fallback to a regular TCP. Peer B receives this MP_FAIL, and fallback to a regular TCP. Closes: https://github.com/multipath-tcp/mptcp_net-next/issues/52 Geliang Tang (8): mptcp: MP_FAIL suboption sending mptcp: MP_FAIL suboption receiving mptcp: send out MP_FAIL when data checksum fail mptcp: add the mibs for MP_FAIL selftests: mptcp: add MP_FAIL mibs check mptcp: infinite mapping sending mptcp: infinite mapping receiving mptcp: add a mib for the infinite mapping sending include/net/mptcp.h | 1 + net/mptcp/mib.c | 3 + net/mptcp/mib.h | 3 + net/mptcp/options.c | 96 ++++++++++++++++++- net/mptcp/pm.c | 20 ++++ net/mptcp/protocol.c | 1 + net/mptcp/protocol.h | 28 ++++++ net/mptcp/subflow.c | 28 ++++++ .../testing/selftests/net/mptcp/mptcp_join.sh | 38 ++++++++ 9 files changed, 215 insertions(+), 3 deletions(-) -- 2.31.1