netdev - Re: [PATCH bpf-next 9/9] samples: bpf: remove bpf

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Date:   Tue, 17 Nov 2020 17:12:48 +0100
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     "Daniel T. Lee" <danieltimlee@...il.com>
Cc:     Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andrii@...nel.org>, brakmo <brakmo@...com>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        David Ahern <dsa@...ulusnetworks.com>,
        Yonghong Song <yhs@...com>,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        Ira Weiny <ira.weiny@...el.com>, Thomas Graf <tgraf@...g.ch>,
        Jakub Kicinski <kuba@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        John Fastabend <john.fastabend@...il.com>, bpf@...r.kernel.org,
        netdev@...r.kernel.org, Xdp <xdp-newbies@...r.kernel.org>,
        brouer@...hat.com
Subject: Re: [PATCH bpf-next 9/9] samples: bpf: remove bpf_load loader
 completely

On Tue, 17 Nov 2020 14:56:44 +0000
"Daniel T. Lee" <danieltimlee@...il.com> wrote:

> Numerous refactoring that rewrites BPF programs written with bpf_load
> to use the libbpf loader was finally completed, resulting in BPF
> programs using bpf_load within the kernel being completely no longer
> present.
> 
> This commit removes bpf_load, an outdated bpf loader that is difficult
> to keep up with the latest kernel BPF and causes confusion.
> 
> Signed-off-by: Daniel T. Lee <danieltimlee@...il.com>
> ---
>  samples/bpf/bpf_load.c          | 667 --------------------------------
>  samples/bpf/bpf_load.h          |  57 ---
>  samples/bpf/xdp2skb_meta_kern.c |   2 +-
>  3 files changed, 1 insertion(+), 725 deletions(-)
>  delete mode 100644 samples/bpf/bpf_load.c
>  delete mode 100644 samples/bpf/bpf_load.h

I've very happy that we can finally remove this ELF-BPF loader :-)

Acked-by: Jesper Dangaard Brouer <brouer@...hat.com>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer