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selftests/tc-testing: add selftests for taprio qdisc

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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: Zhengchao Shao <shaozhengchao@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Zhengchao Shao 2022-09-24 10:51:55 +08:00 committed by David S. Miller
parent c5a2d86b92
commit 8a3b3667dd
2 changed files with 136 additions and 0 deletions
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1
tools/testing/selftests/tc-testing/config
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@ -25,6 +25,7 @@ CONFIG_NET_SCH_INGRESS=m
CONFIG_NET_SCH_SFB=m CONFIG_NET_SCH_SFB=m
CONFIG_NET_SCH_SFQ=m CONFIG_NET_SCH_SFQ=m
CONFIG_NET_SCH_SKBPRIO=m CONFIG_NET_SCH_SKBPRIO=m
CONFIG_NET_SCH_TAPRIO=m
# #
# Classification # Classification

135
tools/testing/selftests/tc-testing/tc-tests/qdiscs/taprio.json Normal file
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@ -0,0 +1,135 @@
[
{
"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"
]
}
]