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References: <20221129134217.52767-1-changbin.du@gmail.com>
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From:   Andrii Nakryiko <andrii.nakryiko@gmail.com>
Date:   Wed, 30 Nov 2022 16:55:28 -0800
Message-ID: <CAEf4BzbRwom3dp1Vqkjk6ueshaemVUWtr46T1rRw50t9U8OD6w@mail.gmail.com>
Subject: Re: [PATCH v2 0/2] bpftool: improve error handing for missing .BTF section
To:     Changbin Du <changbin.du@gmail.com>
Cc:     Alexei Starovoitov <ast@kernel.org>,
        Daniel Borkmann <daniel@iogearbox.net>,
        Andrii Nakryiko <andrii@kernel.org>,
        Quentin Monnet <quentin@isovalent.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Ingo Molnar <mingo@redhat.com>,
        Arnaldo Carvalho de Melo <acme@kernel.org>,
        Shuah Khan <shuah@kernel.org>,
        Martin KaFai Lau <martin.lau@linux.dev>,
        Song Liu <song@kernel.org>, Yonghong Song <yhs@fb.com>,
        John Fastabend <john.fastabend@gmail.com>,
        KP Singh <kpsingh@kernel.org>,
        Stanislav Fomichev <sdf@google.com>,
        Hao Luo <haoluo@google.com>, Jiri Olsa <jolsa@kernel.org>,
        bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
        Mark Rutland <mark.rutland@arm.com>,
        Alexander Shishkin <alexander.shishkin@linux.intel.com>,
        Namhyung Kim <namhyung@kernel.org>,
        Mykola Lysenko <mykolal@fb.com>,
        linux-perf-users@vger.kernel.org, linux-kselftest@vger.kernel.org
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On Tue, Nov 29, 2022 at 5:42 AM Changbin Du <changbin.du@gmail.com> wrote:
>

please fill out cover letter


> v2:
>  - remove vmlinux specific error info.
>  - use builtin target .DELETE_ON_ERROR: to delete empty vmlinux.h
>
> Changbin Du (2):
>   libbpf: show error info about missing ".BTF" section
>   bpf: makefiles: do not generate empty vmlinux.h
>
>  tools/bpf/bpftool/Makefile           | 3 +++
>  tools/lib/bpf/btf.c                  | 1 +
>  tools/perf/Makefile.perf             | 2 ++
>  tools/testing/selftests/bpf/Makefile | 3 +++
>  4 files changed, 9 insertions(+)
>
> --
> 2.37.2
>