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From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Dave Marchevsky <davemarchevsky@fb.com>
Cc: bpf <bpf@vger.kernel.org>, Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>, Yonghong Song <yhs@fb.com>,
	Networking <netdev@vger.kernel.org>
Subject: Re: [PATCH v4 bpf-next 2/9] selftests/bpf: stop using bpf_program__load
Date: Thu, 2 Sep 2021 15:58:24 -0700	[thread overview]
Message-ID: <CAEf4BzY_WtmNoJ1BGnVOGGeR1BKcqtL9n5rBxxRBurBjQNj0HQ@mail.gmail.com> (raw)
In-Reply-To: <20210902171929.3922667-3-davemarchevsky@fb.com>

On Thu, Sep 2, 2021 at 10:20 AM Dave Marchevsky <davemarchevsky@fb.com> wrote:
>
> bpf_program__load is not supposed to be used directly. Replace it with
> bpf_object__ APIs for the reference_tracking prog_test, which is the
> last offender in bpf selftests.
>
> Some additional complexity is added for this test, namely the use of one
> bpf_object to iterate through progs, while a second bpf_object is
> created and opened/closed to test actual loading of progs. This is
> because the test was doing bpf_program__load then __unload to test
> loading of individual progs and same semantics with
> bpf_object__load/__unload result in failure to load an __unload-ed obj.
>
> Signed-off-by: Dave Marchevsky <davemarchevsky@fb.com>
> ---

LGTM.

Acked-by: Andrii Nakryiko <andrii@kernel.org>

>  .../bpf/prog_tests/reference_tracking.c       | 39 +++++++++++++++----
>  1 file changed, 31 insertions(+), 8 deletions(-)
>

[...]

  reply	other threads:[~2021-09-02 22:58 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-02 17:19 [PATCH v4 bpf-next 0/9] bpf: implement variadic printk helper Dave Marchevsky
2021-09-02 17:19 ` [PATCH v4 bpf-next 1/9] bpf: merge printk and seq_printf VARARG max macros Dave Marchevsky
2021-09-02 17:19 ` [PATCH v4 bpf-next 2/9] selftests/bpf: stop using bpf_program__load Dave Marchevsky
2021-09-02 22:58   ` Andrii Nakryiko [this message]
2021-09-02 17:19 ` [PATCH v4 bpf-next 3/9] bpf: add bpf_trace_vprintk helper Dave Marchevsky
2021-09-02 17:19 ` [PATCH v4 bpf-next 4/9] libbpf: Modify bpf_printk to choose helper based on arg count Dave Marchevsky
2021-09-02 23:08   ` Andrii Nakryiko
2021-09-02 17:19 ` [PATCH v4 bpf-next 5/9] libbpf: use static const fmt string in __bpf_printk Dave Marchevsky
2021-09-02 23:09   ` Andrii Nakryiko
2021-09-02 17:19 ` [PATCH v4 bpf-next 6/9] bpftool: only probe trace_vprintk feature in 'full' mode Dave Marchevsky
2021-09-02 23:10   ` Andrii Nakryiko
2021-09-02 17:19 ` [PATCH v4 bpf-next 7/9] selftests/bpf: Migrate prog_tests/trace_printk CHECKs to ASSERTs Dave Marchevsky
2021-09-02 17:19 ` [PATCH v4 bpf-next 8/9] selftests/bpf: add trace_vprintk test prog Dave Marchevsky
2021-09-02 23:13   ` Andrii Nakryiko
2021-09-02 17:19 ` [PATCH v4 bpf-next 9/9] selftests/bpf: Add test for bpf_printk w/ 0 fmt args Dave Marchevsky
2021-09-02 23:14   ` Andrii Nakryiko

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