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131.228.6.101) smtp.mailfrom=nokia-bell-labs.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nokia-bell-labs.com; Received-SPF: Pass (protection.outlook.com: domain of nokia-bell-labs.com designates 131.228.6.101 as permitted sender) receiver=protection.outlook.com; client-ip=131.228.6.101; helo=fr712usmtp1.zeu.alcatel-lucent.com; pr=C Received: from fr712usmtp1.zeu.alcatel-lucent.com (131.228.6.101) by AMS0EPF000001A7.mail.protection.outlook.com (10.167.16.234) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.8835.15 via Frontend Transport; Sat, 14 Jun 2025 15:42:35 +0000 Received: from sarah.nbl.nsn-rdnet.net (sarah.nbl.nsn-rdnet.net [10.0.73.150]) by fr712usmtp1.zeu.alcatel-lucent.com (Postfix) with ESMTP id 579DF1C0010; Sat, 14 Jun 2025 18:42:34 +0300 (EEST) From: chia-yu.chang@nokia-bell-labs.com To: alok.a.tiwari@oracle.com, pctammela@mojatatu.com, horms@kernel.org, donald.hunter@gmail.com, xandfury@gmail.com, netdev@vger.kernel.org, dave.taht@gmail.com, pabeni@redhat.com, jhs@mojatatu.com, kuba@kernel.org, stephen@networkplumber.org, xiyou.wangcong@gmail.com, jiri@resnulli.us, davem@davemloft.net, edumazet@google.com, andrew+netdev@lunn.ch, ast@fiberby.net, liuhangbin@gmail.com, shuah@kernel.org, linux-kselftest@vger.kernel.org, ij@kernel.org, ncardwell@google.com, koen.de_schepper@nokia-bell-labs.com, g.white@cablelabs.com, ingemar.s.johansson@ericsson.com, mirja.kuehlewind@ericsson.com, cheshire@apple.com, rs.ietf@gmx.at, Jason_Livingood@comcast.com, vidhi_goel@apple.com Cc: Chia-Yu Chang , Victor Nogueira Subject: [PATCH v18 net-next 4/5] selftests/tc-testing: Add selftests for qdisc DualPI2 Date: Sat, 14 Jun 2025 17:42:22 +0200 Message-Id: <20250614154223.11026-5-chia-yu.chang@nokia-bell-labs.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250614154223.11026-1-chia-yu.chang@nokia-bell-labs.com> References: 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tc-tests and preload DualPI2 module for self-tests, and add folloiwng self-test cases for DualPI2: Test a4c7: Create DualPI2 with default setting Test 1ea4: Create DualPI2 with memlimit Test 2130: Create DualPI2 with typical_rtt and max_rtt Test 90c1: Create DualPI2 with max_rtt Test 7b3c: Create DualPI2 with any_ect option Test 49a3: Create DualPI2 with overflow option Test d0a1: Create DualPI2 with drop_enqueue option Test f051: Create DualPI2 with no_split_gso option Test 456b: Create DualPI2 with packet step_thresh Test 610c: Create DualPI2 with packet min_qlen_step Test b4f6: Create DualPI2 with packet coupling_factor Test 37f1: Create DualPI2 with packet classic_protection Signed-off-by: Chia-Yu Chang Reviewed-by: Victor Nogueira --- tools/testing/selftests/tc-testing/config | 1 + .../tc-testing/tc-tests/qdiscs/dualpi2.json | 254 ++++++++++++++++++ tools/testing/selftests/tc-testing/tdc.sh | 1 + 3 files changed, 256 insertions(+) create mode 100644 tools/testing/selftests/tc-testing/tc-tests/qdiscs/dualpi2.json diff --git a/tools/testing/selftests/tc-testing/config b/tools/testing/selftests/tc-testing/config index db176fe7d0c3..72b5f36f6731 100644 --- a/tools/testing/selftests/tc-testing/config +++ b/tools/testing/selftests/tc-testing/config @@ -30,6 +30,7 @@ CONFIG_NET_SCH_CBS=m CONFIG_NET_SCH_CHOKE=m CONFIG_NET_SCH_CODEL=m CONFIG_NET_SCH_DRR=m +CONFIG_NET_SCH_DUALPI2=m CONFIG_NET_SCH_ETF=m CONFIG_NET_SCH_FQ=m CONFIG_NET_SCH_FQ_CODEL=m diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/dualpi2.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/dualpi2.json new file mode 100644 index 000000000000..cd1f2ee8f354 --- /dev/null +++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/dualpi2.json @@ -0,0 +1,254 @@ +[ + { + "id": "a4c7", + "name": "Create DualPI2 with default setting", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p.* step_thresh 1ms min_qlen_step 0p coupling_factor 2 drop_on_overload drop_dequeue classic_protection 10% l4s_ect split_gso", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "1ea4", + "name": "Create DualPI2 with memlimit", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 memlimit 20000000", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p.* memlimit 20000000B", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "2130", + "name": "Create DualPI2 with typical_rtt and max_rtt", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 typical_rtt 20ms max_rtt 200ms", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p.* target 20ms tupdate 20ms alpha 0.042969 beta 1.496094", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "90c1", + "name": "Create DualPI2 with max_rtt", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 max_rtt 300ms", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p.* target 50ms tupdate 50ms alpha 0.050781 beta 0.996094", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "7b3c", + "name": "Create DualPI2 with any_ect option", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 any_ect", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* any_ect", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "49a3", + "name": "Create DualPI2 with overflow option", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 overflow", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p.* overflow", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "d0a1", + "name": "Create DualPI2 with drop_enqueue option", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 drop_enqueue", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* drop_enqueue", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "f051", + "name": "Create DualPI2 with no_split_gso option", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 no_split_gso", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* no_split_gso", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "456b", + "name": "Create DualPI2 with packet step_thresh", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 step_thresh 3p", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* step_thresh 3p", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "610c", + "name": "Create DualPI2 with packet min_qlen_step", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 min_qlen_step 1", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* min_qlen_step 1p", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "b4fa", + "name": "Create DualPI2 with packet coupling_factor", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 coupling_factor 1", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* coupling_factor 1", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + }, + { + "id": "37f1", + "name": "Create DualPI2 with packet classic_protection", + "category": [ + "qdisc", + "dualpi2" + ], + "plugins": { + "requires": "nsPlugin" + }, + "setup": [ + ], + "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root dualpi2 classic_protection 0", + "expExitCode": "0", + "verifyCmd": "$TC qdisc show dev $DUMMY", + "matchPattern": "qdisc dualpi2 1: root refcnt [0-9]+ limit 10000p .* classic_protection 0%", + "matchCount": "1", + "teardown": [ + "$TC qdisc del dev $DUMMY handle 1: root" + ] + } +] diff --git a/tools/testing/selftests/tc-testing/tdc.sh b/tools/testing/selftests/tc-testing/tdc.sh index 589b18ed758a..2316bfdd0b4e 100755 --- a/tools/testing/selftests/tc-testing/tdc.sh +++ b/tools/testing/selftests/tc-testing/tdc.sh @@ -67,4 +67,5 @@ try_modprobe sch_hfsc try_modprobe sch_hhf try_modprobe sch_htb try_modprobe sch_teql +try_modprobe sch_dualpi2 ./tdc.py -J`nproc`