linux-kernel - Re: [PATCH bpf-next v2 0/3] Use lightweigt version of bpftool

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Message-ID: <CAEf4BzZ_L+94O00mMDUh8ps8RTF=kcvX1zS5ocK8fPk4uw-_kg@mail.gmail.com>
Date:   Fri, 15 Jul 2022 09:56:44 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Pu Lehui <pulehui@...wei.com>
Cc:     bpf <bpf@...r.kernel.org>, Networking <netdev@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Quentin Monnet <quentin@...valent.com>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        Jean-Philippe Brucker <jean-philippe@...aro.org>
Subject: Re: [PATCH bpf-next v2 0/3] Use lightweigt version of bpftool

On Wed, Jul 13, 2022 at 7:16 PM Pu Lehui <pulehui@...wei.com> wrote:
>
> Currently, samples/bpf, tools/runqslower and bpf/iterators use bpftool
> for vmlinux.h, skeleton, and static linking only. We can uselightweight
> bootstrap version of bpftool to handle these, and it will be faster.
>
> v2:
> - make libbpf and bootstrap bpftool independent. and make it simple.
>

Quentin, does this patch set look good to you?

> v1: https://lore.kernel.org/bpf/20220712030813.865410-1-pulehui@huawei.com
>
> Pu Lehui (3):
>   samples: bpf: Fix cross-compiling error by using bootstrap bpftool
>   tools: runqslower: build and use lightweight bootstrap version of
>     bpftool
>   bpf: iterators: build and use lightweight bootstrap version of bpftool
>
>  kernel/bpf/preload/iterators/Makefile | 10 +++-------
>  samples/bpf/Makefile                  | 10 ++++------
>  tools/bpf/runqslower/Makefile         |  7 +++----
>  3 files changed, 10 insertions(+), 17 deletions(-)
>
> --
> 2.25.1
>