Hi Florent, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on bpf-next/master] [also build test WARNING on next-20201112] [cannot apply to bpf/master linus/master v5.10-rc3] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Florent-Revest/bpf-Expose-a-bpf_sock_from_file-helper-to-tracing-programs/20201113-041233 base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master config: i386-randconfig-s001-20201111 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-107-gaf3512a6-dirty # https://github.com/0day-ci/linux/commit/7fd0725829bee29729e56964e32cad7eb9dc9a85 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Florent-Revest/bpf-Expose-a-bpf_sock_from_file-helper-to-tracing-programs/20201113-041233 git checkout 7fd0725829bee29729e56964e32cad7eb9dc9a85 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> "sparse warnings: (new ones prefixed by >>)" >> kernel/trace/bpf_trace.c:1267:29: sparse: sparse: symbol 'bpf_sock_from_file_proto' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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