Commit 8a3b3667 authored by Zhengchao Shao's avatar Zhengchao Shao Committed by David S. Miller
Browse files

selftests/tc-testing: add selftests for taprio qdisc 



Test ba39: Add taprio Qdisc to multi-queue device (8 queues)
Test 9462: Add taprio Qdisc with multiple sched-entry
Test 8d92: Add taprio Qdisc with txtime-delay
Test d092: Delete taprio Qdisc with valid handle
Test 8471: Show taprio class
Test 0a85: Add taprio Qdisc to single-queue device

Signed-off-by: default avatarZhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c5a2d86b

tools/testing/selftests/tc-testing/config

+1 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ CONFIG_NET_SCH_INGRESS=m 
CONFIG_NET_SCH_SFB=m

CONFIG_NET_SCH_SFQ=m

CONFIG_NET_SCH_SKBPRIO=m

CONFIG_NET_SCH_TAPRIO=m



#

# Classification

tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json

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+135 −0
Original line number Diff line number Diff line 
[

    {

        "id": "ba39",

        "name": "Add taprio Qdisc to multi-queue device (8 queues)",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1 8\" > /sys/bus/netdevsim/new_device"

        ],

        "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 flags 0x1 clockid CLOCK_TAI",

        "expExitCode": "0",

        "verifyCmd": "$TC qdisc show dev $ETH",

        "matchPattern": "qdisc taprio 1: root refcnt [0-9]+ tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2",

        "matchCount": "1",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    },

    {

        "id": "9462",

        "name": "Add taprio Qdisc with multiple sched-entry",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1 8\" > /sys/bus/netdevsim/new_device"

        ],

        "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 sched-entry S 03 300000 sched-entry S 04 400000 flags 0x1 clockid CLOCK_TAI",

        "expExitCode": "0",

        "verifyCmd": "$TC qdisc show dev $ETH",

        "matchPattern": "index [0-9]+ cmd S gatemask 0x[0-9]+ interval [0-9]+00000",

        "matchCount": "3",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    },

    {

        "id": "8d92",

        "name": "Add taprio Qdisc with txtime-delay",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1 8\" > /sys/bus/netdevsim/new_device"

        ],

        "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 flags 0x1 txtime-delay 500000 clockid CLOCK_TAI",

        "expExitCode": "0",

        "verifyCmd": "$TC qdisc show dev $ETH",

        "matchPattern": "clockid TAI flags 0x1 txtime delay 500000",

        "matchCount": "1",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    },

    {

        "id": "d092",

        "name": "Delete taprio Qdisc with valid handle",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1 8\" > /sys/bus/netdevsim/new_device",

            "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 flags 0x1 clockid CLOCK_TAI"

        ],

        "cmdUnderTest": "$TC qdisc del dev $ETH root handle 1:",

        "expExitCode": "0",

        "verifyCmd": "$TC qdisc show dev $ETH",

        "matchPattern": "qdisc taprio 1: root refcnt",

        "matchCount": "0",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    },

    {

        "id": "8471",

        "name": "Show taprio class",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1 8\" > /sys/bus/netdevsim/new_device"

        ],

        "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 flags 0x1 clockid CLOCK_TAI",

        "expExitCode": "0",

        "verifyCmd": "$TC class show dev $ETH",

        "matchPattern": "class taprio 1:[0-9]+ root leaf 1:",

        "matchCount": "8",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    },

    {

        "id": "0a85",

        "name": "Add taprio Qdisc to single-queue device",

        "category": [

            "qdisc",

            "taprio"

        ],

        "plugins": {

            "requires": "nsPlugin"

        },

        "setup": [

            "echo \"1 1\" > /sys/bus/netdevsim/new_device"

        ],

        "cmdUnderTest": "$TC qdisc add dev $ETH root handle 1: taprio num_tc 3 map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 queues 1@0 1@0 1@0 base-time 1000000000 sched-entry S 01 300000 flags 0x1 clockid CLOCK_TAI",

        "expExitCode": "2",

        "verifyCmd": "$TC qdisc show dev $ETH",

        "matchPattern": "qdisc taprio 1: root refcnt",

        "matchCount": "0",

        "teardown": [

            "echo \"1\" > /sys/bus/netdevsim/del_device"

        ]

    }

]