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[144.76.156.219]) by smtp.gmail.com with ESMTPSA id u9-20020a5d4349000000b003079c402762sm7431145wrr.19.2023.06.10.09.12.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 10 Jun 2023 09:12:03 -0700 (PDT) From: Matthieu Baerts Date: Sat, 10 Jun 2023 18:11:49 +0200 Subject: [PATCH net 14/17] selftests: mptcp: join: skip MPC backups tests if not supported MIME-Version: 1.0 Message-Id: <20230609-upstream-net-20230610-mptcp-selftests-support-old-kernels-part-3-v1-14-2896fe2ee8a3@tessares.net> References: <20230609-upstream-net-20230610-mptcp-selftests-support-old-kernels-part-3-v1-0-2896fe2ee8a3@tessares.net> In-Reply-To: <20230609-upstream-net-20230610-mptcp-selftests-support-old-kernels-part-3-v1-0-2896fe2ee8a3@tessares.net> To: mptcp@lists.linux.dev, Mat Martineau , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Shuah Khan , Florian Westphal , Davide Caratti , Christoph Paasch , Geliang Tang , Geliang Tang Cc: netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, Matthieu Baerts , stable@vger.kernel.org X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2543; i=matthieu.baerts@tessares.net; h=from:subject:message-id; bh=BsRVkTeR5aGWlyqCY68sJFSqvmvIGz5WWgXLNAhE4WU=; b=owEBbQKS/ZANAwAIAfa3gk9CaaBzAcsmYgBkhKC+RaVYSNlxR0uL/RIHvGnDUPeCrdycTjaiJ lgCwc13n9OJAjMEAAEIAB0WIQToy4X3aHcFem4n93r2t4JPQmmgcwUCZISgvgAKCRD2t4JPQmmg c9eFD/9YTn+w5OQPaFF8RVr9ORXioVsgRjp1fbU8D+f1Sv5G1ihqj/R9TnH6GJtt+Oyo8fsHHaK 5sPfdwwYSzV0eGVssqxnOhpSUaAsfTM8TDH+HKWrHClE8ZWnQatTBLCEbN+YoO4znBCTCwuKZj3 62R4Ylp8uTRsZeNiDqvWH2RhGIhAvozgG8vCzpGmjgyYSQNBKXoR46Pjy8ZdfVo4Y8I+Er8YjrW td2PWbHhh4sty7iEQ137yl8boK+H9QA9YCAMgO7ealZ8MvDZxwDQlrj+lPENhx8zqsmyk2p5/8q QQGwvFrOAvoTQ/n73IGn5z3lpzpyucy2wzz3NQ/MaVyIVLP3Qrgmd6GjvcRamPQEuquoF+zpNvU TcGuWXe2BiQPe/P647grtHygknDMtlDhptFbec+56ZDEvIuqOidz0IngXRI/iI0d/vNDM300ZPn BhPzDpje+4tCNjOk13y8A5sgLc2Vk1qOXrzr5QgbIAJwArkC/kYtAwBhIkjOf3vW0avJnm2RGAw TG87DFtVrbYejgSCSYAsLiAr7+ss4RuZKywsntO2Yxi4M/ySERDOH93CyDDbk3Tp9XjIq56QOIT 5RUdN9ddRdRUZcRFtZTgT7Qom3D/AolPogJN+FosUnxSO6b+WRCVVX8r/BXPT2U6FYr5ILj6ajQ rc7A4gzmiMXnTlg== X-Developer-Key: i=matthieu.baerts@tessares.net; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Selftests are supposed to run on any kernels, including the old ones not supporting all MPTCP features. One of them is the support of sending an MP_PRIO signal for the initial subflow, introduced by commit c157bbe776b7 ("mptcp: allow the in kernel PM to set MPC subflow priority"). It is possible to look for "mptcp_subflow_send_ack" in kallsyms because it was needed to introduce the mentioned feature. So we can know in advance if the feature is supported instead of trying and accepting any results. Link: https://github.com/multipath-tcp/mptcp_net-next/issues/368 Fixes: 914f6a59b10f ("selftests: mptcp: add MPC backup tests") Cc: stable@vger.kernel.org Signed-off-by: Matthieu Baerts --- tools/testing/selftests/net/mptcp/mptcp_join.sh | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index 7867bad59253..554fcafd6e8a 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -2713,14 +2713,16 @@ backup_tests() chk_prio_nr 1 1 fi - if reset "mpc backup"; then + if reset "mpc backup" && + continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow,backup run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow chk_join_nr 0 0 0 chk_prio_nr 0 1 fi - if reset "mpc backup both sides"; then + if reset "mpc backup both sides" && + continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then pm_nl_add_endpoint $ns1 10.0.1.1 flags subflow,backup pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow,backup run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow @@ -2728,14 +2730,16 @@ backup_tests() chk_prio_nr 1 1 fi - if reset "mpc switch to backup"; then + if reset "mpc switch to backup" && + continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup chk_join_nr 0 0 0 chk_prio_nr 0 1 fi - if reset "mpc switch to backup both sides"; then + if reset "mpc switch to backup both sides" && + continue_if mptcp_lib_kallsyms_doesnt_have "mptcp_subflow_send_ack$"; then pm_nl_add_endpoint $ns1 10.0.1.1 flags subflow pm_nl_add_endpoint $ns2 10.0.1.2 flags subflow run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup