netdev - Re: unstable xdp tests. Was: [PATCH net-next v4 31/33] bpf: add xdp.frame_sz in bpf_prog_test_run

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Message-ID: <20200518123030.5f316e23@carbon>
Date:   Mon, 18 May 2020 12:30:30 +0200
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     Alexei Starovoitov <alexei.starovoitov@...il.com>,
        Yonghong Song <yhs@...com>
Cc:     sameehj@...zon.com, Network Development <netdev@...r.kernel.org>,
        bpf <bpf@...r.kernel.org>,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        Daniel Borkmann <borkmann@...earbox.net>,
        "David S. Miller" <davem@...emloft.net>,
        John Fastabend <john.fastabend@...il.com>,
        Alexander Duyck <alexander.duyck@...il.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>,
        David Ahern <dsahern@...il.com>,
        Ilias Apalodimas <ilias.apalodimas@...aro.org>,
        Lorenzo Bianconi <lorenzo@...nel.org>,
        Saeed Mahameed <saeedm@...lanox.com>,
        Tariq Toukan <tariqt@...lanox.com>,
        Andrii Nakryiko <andriin@...com>, brouer@...hat.com
Subject: Re: unstable xdp tests. Was: [PATCH net-next v4 31/33] bpf: add
 xdp.frame_sz in bpf_prog_test_run_xdp().

On Mon, 18 May 2020 11:52:34 +0200
Jesper Dangaard Brouer <brouer@...hat.com> wrote:

> ... I'm getting unrelated compile errors for selftests/bpf in
> bpf-next tree (HEAD 96586dd9268d2).
> 
> The compile error, see below signature, happens in ./progs/bpf_iter_ipv6_route.c
> (tools/testing/selftests/bpf/progs/bpf_iter_ipv6_route.c).
> 
> Related to commit:
>  7c128a6bbd4f ("tools/bpf: selftests: Add iterator programs for ipv6_route and netlink") (Author: Yonghong Song)

After re-compiling the kernel in the same tree, this issue goes away.

I guess this is related to:
  #include "vmlinux.h"

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