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Date: Sat, 30 Apr 2022 06:34:28 +0800 From: kernel test robot <lkp@...el.com> To: Kumar Kartikeya Dwivedi <memxor@...il.com> Cc: kbuild-all@...ts.01.org, Linux Memory Management List <linux-mm@...ck.org>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Andrii Nakryiko <andrii@...nel.org>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...nel.org>, netdev@...r.kernel.org, bpf@...r.kernel.org, linux-kernel@...r.kernel.org Subject: [linux-next:master 6297/7959] kernel/bpf/helpers.c:1389:29: sparse: sparse: symbol 'bpf_kptr_xchg_proto' was not declared. Should it be static? tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master head: 5469f0c06732a077c70a759a81f2a1f00b277694 commit: c0a5a21c25f37c9fd7b36072f9968cdff1e4aa13 [6297/7959] bpf: Allow storing referenced kptr in map config: x86_64-randconfig-s022 (https://download.01.org/0day-ci/archive/20220430/202204300646.B29EmUql-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://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=c0a5a21c25f37c9fd7b36072f9968cdff1e4aa13 git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git fetch --no-tags linux-next master git checkout c0a5a21c25f37c9fd7b36072f9968cdff1e4aa13 # 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 kernel/bpf/ 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 >>) >> kernel/bpf/helpers.c:1389:29: sparse: sparse: symbol 'bpf_kptr_xchg_proto' 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
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