netdev - Re: [RFC bpf-next 0/5] Convert iproute2 to use libbpf (WIP)

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Message-ID: <0bf50b22-a8e2-e3b3-aa53-7bd5dd5d4399@gmail.com>
Date:   Mon, 3 Feb 2020 18:46:26 -0700
From:   David Ahern <dsahern@...il.com>
To:     Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Toke Høiland-Jørgensen <toke@...hat.com>
Cc:     Daniel Borkmann <daniel@...earbox.net>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        David Miller <davem@...emloft.net>,
        Jesper Dangaard Brouer <brouer@...hat.com>,
        Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>
Subject: Re: [RFC bpf-next 0/5] Convert iproute2 to use libbpf (WIP)

On 2/3/20 5:56 PM, Andrii Nakryiko wrote:
> Great! Just to disambiguate and make sure we are in agreement, my hope
> here is that iproute2 can completely delegate to libbpf all the ELF
>

iproute2 needs to compile and continue working as is when libbpf is not
available. e.g., add check in configure to define HAVE_LIBBPF and move
the existing code and move under else branch.