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SubjectRe: [PATCH v2] selftests: tc-testing: add one test for flushing explicitly created chain
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On 19/06/2023 22:49, renmingshuai wrote:
> Add the test for additional reference to chains that are explicitly created
> by RTM_NEWCHAIN message.
> The test result:
> 1..1
> ok 1 c2b4 - soft lockup alarm will be not generated after delete the prio 0
> filter of the chain
>
> commit c9a82bec02c3 ("net/sched: cls_api: Fix lockup on flushing explicitly
> created chain")
> Signed-off-by: Mingshuai Ren <renmingshuai@huawei.com>

Acked-by: Pedro Tammela <pctammela@mojatatu.com>

>
> ---
> V1 -> V2
> * add the test result
> ---
> .../tc-testing/tc-tests/infra/filter.json | 25 +++++++++++++++++++
> 1 file changed, 25 insertions(+)
> create mode 100644 tools/testing/selftests/tc-testing/tc-tests/infra/filter.json
>
> diff --git a/tools/testing/selftests/tc-testing/tc-tests/infra/filter.json b/tools/testing/selftests/tc-testing/tc-tests/infra/filter.json
> new file mode 100644
> index 000000000000..c4c778e83da2
> --- /dev/null
> +++ b/tools/testing/selftests/tc-testing/tc-tests/infra/filter.json
> @@ -0,0 +1,25 @@
> +[
> + {
> + "id": "c2b4",
> + "name": "soft lockup alarm will be not generated after delete the prio 0 filter of the chain",
> + "category": [
> + "filter",
> + "chain"
> + ],
> + "setup": [
> + "$IP link add dev $DUMMY type dummy || /bin/true",
> + "$TC qdisc add dev $DUMMY root handle 1: htb default 1",
> + "$TC chain add dev $DUMMY",
> + "$TC filter del dev $DUMMY chain 0 parent 1: prio 0"
> + ],
> + "cmdUnderTest": "$TC filter add dev $DUMMY chain 0 parent 1:",
> + "expExitCode": "2",
> + "verifyCmd": "$TC chain ls dev $DUMMY",
> + "matchPattern": "chain parent 1: chain 0",
> + "matchCount": "1",
> + "teardown": [
> + "$TC qdisc del dev $DUMMY root handle 1: htb default 1",
> + "$IP link del dev $DUMMY type dummy"
> + ]
> + }
> +]

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