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Date:   Mon, 21 Sep 2020 10:57:00 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Hao Luo <haoluo@...gle.com>
Cc:     Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>, Shuah Khan <shuah@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andriin@...com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...omium.org>,
        Quentin Monnet <quentin@...valent.com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH bpf-next v3 3/6] selftests/bpf: ksyms_btf to test typed ksyms

On Wed, Sep 16, 2020 at 3:39 PM Hao Luo <haoluo@...gle.com> wrote:
>
> Selftests for typed ksyms. Tests two types of ksyms: one is a struct,
> the other is a plain int. This tests two paths in the kernel. Struct
> ksyms will be converted into PTR_TO_BTF_ID by the verifier while int
> typed ksyms will be converted into PTR_TO_MEM.
>
> Signed-off-by: Hao Luo <haoluo@...gle.com>
> ---

LGTM.

Acked-by: Andrii Nakryiko <andriin@...com>

>  .../testing/selftests/bpf/prog_tests/ksyms.c  | 38 ++++------
>  .../selftests/bpf/prog_tests/ksyms_btf.c      | 70 +++++++++++++++++++
>  .../selftests/bpf/progs/test_ksyms_btf.c      | 23 ++++++
>  tools/testing/selftests/bpf/trace_helpers.c   | 27 +++++++
>  tools/testing/selftests/bpf/trace_helpers.h   |  4 ++
>  5 files changed, 137 insertions(+), 25 deletions(-)
>  create mode 100644 tools/testing/selftests/bpf/prog_tests/ksyms_btf.c
>  create mode 100644 tools/testing/selftests/bpf/progs/test_ksyms_btf.c
>

[...]

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