netdev - Re: [PATCH bpf-next 01/10] bpf: btf: Introduce BPF Type Format (BTF)

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Message-ID: <20180331154549.qx3nbsmyksxon4hq@kafai-mbp>
Date:   Sat, 31 Mar 2018 08:45:51 -0700
From:   Martin KaFai Lau <kafai@...com>
To:     kbuild test robot <lkp@...el.com>
CC:     <kbuild-all@...org>, <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...com>,
        Daniel Borkmann <daniel@...earbox.net>, <kernel-team@...com>
Subject: Re: [PATCH bpf-next 01/10] bpf: btf: Introduce BPF Type Format (BTF)

On Sat, Mar 31, 2018 at 04:43:28PM +0800, kbuild test robot wrote:
> Hi Martin,
> 
> Thank you for the patch! Perhaps something to improve:
> 
> [auto build test WARNING on bpf-next/master]
> 
> url:    https://github.com/0day-ci/linux/commits/Martin-KaFai-Lau/BTF-BPF-Type-Format/20180331-144656
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
> reproduce:
>         # apt-get install sparse
>         make ARCH=x86_64 allmodconfig
>         make C=1 CF=-D__CHECK_ENDIAN__
> 
> 
> sparse warnings: (new ones prefixed by >>)
> 
> >> kernel/bpf/btf.c:666:28: sparse: symbol 'enum_ops' was not declared. Should it be static?
Will fix.

>    kernel/bpf/btf.c:833:20: warning: 'btf_parse' defined but not used [-Wunused-function]
>     static struct btf *btf_parse(void __user *btf_data, u32 btf_data_size,
>                        ^~~~~~~~~
> 
> Please review and possibly fold the followup patch.
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
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