diff mbox series

[net,2/2] selftests: tc-testing: add tests for qfq mtu sanity check

Message ID 20230703151038.157771-3-pctammela@mojatatu.com (mailing list archive)
State Changes Requested
Delegated to: Netdev Maintainers
Headers show
Series net/sched: sch_qfq: reintroduce lmax bound check for MTU | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net
netdev/fixes_present success Fixes tag present in non-next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 8 this patch: 8
netdev/cc_maintainers warning 1 maintainers not CCed: linux-kselftest@vger.kernel.org
netdev/build_clang fail Errors and warnings before: 18 this patch: 18
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 8 this patch: 8
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 53 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Pedro Tammela July 3, 2023, 3:10 p.m. UTC 
QFQ only supports a certain bound of MTU size so make sure
we check for this requirement in the tests.

Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
---
 .../tc-testing/tc-tests/qdiscs/qfq.json       | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)

Comments

shaozhengchao July 4, 2023, 12:17 p.m. UTC | #1 
On 2023/7/3 23:10, Pedro Tammela wrote:
> QFQ only supports a certain bound of MTU size so make sure
> we check for this requirement in the tests.
> 
> Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
> ---
>   .../tc-testing/tc-tests/qdiscs/qfq.json       | 48 +++++++++++++++++++
>   1 file changed, 48 insertions(+)
> 
> diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
> index 147899a868d3..965da7622dac 100644
> --- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
> +++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
> @@ -213,5 +213,53 @@
>               "$TC qdisc del dev $DUMMY handle 1: root",
>               "$IP link del dev $DUMMY type dummy"
>           ]
> +    },
> +    {
> +        "id": "85ee",
> +        "name": "QFQ with big MTU",
> +        "category": [
> +            "qdisc",
> +            "qfq"
> +        ],
> +        "plugins": {
> +            "requires": "nsPlugin"
> +        },
> +        "setup": [
> +            "$IP link add dev $DUMMY type dummy || /bin/true",
> +            "$IP link set dev $DUMMY mtu 2147483647 || /bin/true",
> +            "$TC qdisc add dev $DUMMY handle 1: root qfq"
> +        ],
> +        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
> +        "expExitCode": "2",
> +        "verifyCmd": "$TC class show dev $DUMMY",
> +        "matchPattern": "class qfq 1:",
> +        "matchCount": "0",
> +        "teardown": [
> +            "$IP link del dev $DUMMY type dummy"
> +        ]
> +    },
> +    {
> +        "id": "ddfa",
> +        "name": "QFQ with small MTU",
> +        "category": [
> +            "qdisc",
> +            "qfq"
> +        ],
> +        "plugins": {
> +            "requires": "nsPlugin"
> +        },
> +        "setup": [
> +            "$IP link add dev $DUMMY type dummy || /bin/true",
> +            "$IP link set dev $DUMMY mtu 256 || /bin/true",
> +            "$TC qdisc add dev $DUMMY handle 1: root qfq"
> +        ],
> +        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
> +        "expExitCode": "2",
> +        "verifyCmd": "$TC class show dev $DUMMY",
> +        "matchPattern": "class qfq 1:",
> +        "matchCount": "0",
> +        "teardown": [
> +            "$IP link del dev $DUMMY type dummy"
> +        ]
>       }
>   ]

Tested-by: Zhengchao Shao <shaozhengchao@huawei.com>
diff mbox series

Patch

diff --git a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
index 147899a868d3..965da7622dac 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/qdiscs/qfq.json
@@ -213,5 +213,53 @@ 
             "$TC qdisc del dev $DUMMY handle 1: root",
             "$IP link del dev $DUMMY type dummy"
         ]
+    },
+    {
+        "id": "85ee",
+        "name": "QFQ with big MTU",
+        "category": [
+            "qdisc",
+            "qfq"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$IP link set dev $DUMMY mtu 2147483647 || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root qfq"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
+        "expExitCode": "2",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class qfq 1:",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DUMMY type dummy"
+        ]
+    },
+    {
+        "id": "ddfa",
+        "name": "QFQ with small MTU",
+        "category": [
+            "qdisc",
+            "qfq"
+        ],
+        "plugins": {
+            "requires": "nsPlugin"
+        },
+        "setup": [
+            "$IP link add dev $DUMMY type dummy || /bin/true",
+            "$IP link set dev $DUMMY mtu 256 || /bin/true",
+            "$TC qdisc add dev $DUMMY handle 1: root qfq"
+        ],
+        "cmdUnderTest": "$TC class add dev $DUMMY parent 1: classid 1:1 qfq weight 100",
+        "expExitCode": "2",
+        "verifyCmd": "$TC class show dev $DUMMY",
+        "matchPattern": "class qfq 1:",
+        "matchCount": "0",
+        "teardown": [
+            "$IP link del dev $DUMMY type dummy"
+        ]
     }
 ]