netdev - Re: [net-next:master 55/77] filter.c:undefined reference to `__dev_map_lookup

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Message-ID: <596D3D2B.4000804@gmail.com>
Date:   Mon, 17 Jul 2017 15:41:47 -0700
From:   John Fastabend <john.fastabend@...il.com>
To:     netdev@...r.kernel.org
CC:     kbuild test robot <fengguang.wu@...el.com>, kbuild-all@...org,
        Jesper Dangaard Brouer <brouer@...hat.com>
Subject: Re: [net-next:master 55/77] filter.c:undefined reference to `__dev_map_lookup_elem'

On 07/17/2017 03:20 PM, kbuild test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
> head:   24251c264798ac5a72667245c2650676d7ac2108
> commit: 97f91a7cf04ff605845c20948b8a80e54cbd3376 [55/77] bpf: add bpf_redirect_map helper routine
> config: x86_64-acpi-redef (attached as .config)
> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
> reproduce:
>         git checkout 97f91a7cf04ff605845c20948b8a80e54cbd3376
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All errors (new ones prefixed by >>):
> 
>    net/core/filter.o: In function `xdp_do_redirect_map':
>>> filter.c:(.text+0x430d): undefined reference to `__dev_map_lookup_elem'
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
> 

I missed this test,

# CONFIG_BPF_SYSCALL is not set

will have a fix shortly.

Thanks,
John