netdev - Re: [PATCH bpf-next] net: netfilter: add kfunc helper to update ct timeout

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Message-ID: <202205041143.5PZf1J9F-lkp@intel.com>
Date:   Wed, 4 May 2022 12:01:44 +0800
From:   kernel test robot <lkp@...el.com>
To:     Lorenzo Bianconi <lorenzo@...nel.org>, bpf@...r.kernel.org
Cc:     kbuild-all@...ts.01.org, netdev@...r.kernel.org, ast@...nel.org,
        daniel@...earbox.net, andrii@...nel.org, davem@...emloft.net,
        kuba@...nel.org, pabeni@...hat.com, pablo@...filter.org,
        fw@...len.de, netfilter-devel@...r.kernel.org,
        lorenzo.bianconi@...hat.com, brouer@...hat.com, toke@...hat.com,
        memxor@...il.com
Subject: Re: [PATCH bpf-next] net: netfilter: add kfunc helper to update ct
 timeout

Hi Lorenzo,

I love your patch! Perhaps something to improve:

[auto build test WARNING on bpf-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Bianconi/net-netfilter-add-kfunc-helper-to-update-ct-timeout/20220504-003234
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20220504/202205041143.5PZf1J9F-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/intel-lab-lkp/linux/commit/a184a0a4e28e8af16232b4ccd899f7ae976f7f64
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Lorenzo-Bianconi/net-netfilter-add-kfunc-helper-to-update-ct-timeout/20220504-003234
        git checkout a184a0a4e28e8af16232b4ccd899f7ae976f7f64
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>


sparse warnings: (new ones prefixed by >>)
>> net/netfilter/nf_conntrack_bpf.c:230:6: sparse: sparse: symbol 'bpf_ct_refresh_timeout' was not declared. Should it be static?

Please review and possibly fold the followup patch.

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp