netdev - Re: [PATCH net] tc-testing: fix tdc tests for 'bpf' action

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Date:   Wed, 9 May 2018 17:51:42 -0400
From:   Lucas Bates <lucasb@...atatu.com>
To:     Davide Caratti <dcaratti@...hat.com>
Cc:     Roman Mashak <mrv@...atatu.com>,
        David Miller <davem@...emloft.net>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>
Subject: Re: [PATCH net] tc-testing: fix tdc tests for 'bpf' action

On Wed, May 9, 2018 at 12:45 PM, Davide Caratti <dcaratti@...hat.com> wrote:
> - correct a typo in the value of 'matchPattern' of test 282d, potentially
>  causing false negative
> - allow errors when 'teardown' executes '$TC action flush action bpf' in
>  test 282d, to fix false positive when it is run with act_bpf unloaded
> - correct the value of 'matchPattern' in test e939, causing false positive
>  in case the BPF JIT is enabled
>
> Fixes: 440ea4ae1828 ("tc-testing: add selftests for 'bpf' action")
> Signed-off-by: Davide Caratti <dcaratti@...hat.com>
> ---
>  tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
> index 5b012f4981d4..6f289a49e5ec 100644
> --- a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
> +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
> @@ -66,7 +66,7 @@
>          "cmdUnderTest": "$TC action add action bpf object-file _b.o index 667",
>          "expExitCode": "0",
>          "verifyCmd": "$TC action get action bpf index 667",
> -        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9]* tag 3b185187f1855c4c default-action pipe.*index 667 ref",
> +        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9]* tag 3b185187f1855c4c( jited)? default-action pipe.*index 667 ref",
>          "matchCount": "1",
>          "teardown": [
>              "$TC action flush action bpf",
> @@ -92,10 +92,15 @@
>          "cmdUnderTest": "$TC action add action bpf object-file _c.o index 667",
>          "expExitCode": "255",
>          "verifyCmd": "$TC action get action bpf index 667",
> -        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9].*index 667 ref",
> +        "matchPattern": "action order [0-9]*: bpf _c.o:\\[action\\] id [0-9].*index 667 ref",
>          "matchCount": "0",
>          "teardown": [
> -            "$TC action flush action bpf",
> +            [
> +                "$TC action flush action bpf",
> +                0,
> +                1,
> +                255
> +            ],
>              "rm -f _c.o"
>          ]
>      },
> --
> 2.14.3
>

Acked-by: Lucas Bates <lucasb@...atatu.com>