Sorry for asking, but are these warnings relevant? GCC9.3 does not throw them Regards Robert On Thu, Jun 4, 2020 at 10:25 PM kernel test robot <lkp@xxxxxxxxx> wrote: > > Hi Robert, > > I love your patch! Perhaps something to improve: > > [auto build test WARNING on clk/clk-next] > [also build test WARNING on v5.7 next-20200604] > [if your patch is applied to the wrong git tree, please drop us a note to help > improve the system. BTW, we also suggest to use '--base' option to specify the > base tree in git format-patch, please see https://stackoverflow.com/a/37406982] > > url: https://github.com/0day-ci/linux/commits/Robert-Marko/clk-qcom-ipq4019-fix-apss-cpu-overclocking/20200605-002859 > base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next > config: x86_64-allyesconfig (attached as .config) > compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project ac47588bc4ff5927a01ed6fcd269ce86aba52a7c) > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install x86_64 cross compiling tool for clang build > # apt-get install binutils-x86-64-linux-gnu > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@xxxxxxxxx> > > All warnings (new ones prefixed by >>, old ones prefixed by <<): > > >> drivers/clk/qcom/gcc-ipq4019.c:1247:24: warning: no previous prototype for function 'qcom_find_freq_close' [-Wmissing-prototypes] > const struct freq_tbl *qcom_find_freq_close(const struct freq_tbl *f, > ^ > drivers/clk/qcom/gcc-ipq4019.c:1247:7: note: declare 'static' if the function is not intended to be used outside of this translation unit > const struct freq_tbl *qcom_find_freq_close(const struct freq_tbl *f, > ^ > static > 1 warning generated. > > vim +/qcom_find_freq_close +1247 drivers/clk/qcom/gcc-ipq4019.c > > 1245 > 1246 > > 1247 const struct freq_tbl *qcom_find_freq_close(const struct freq_tbl *f, > 1248 unsigned long rate) > 1249 { > 1250 const struct freq_tbl *last = NULL; > 1251 > 1252 for ( ; f->freq; f++) { > 1253 if (rate == f->freq) > 1254 return f; > 1255 > 1256 if (f->freq > rate) { > 1257 if (!last || > 1258 (f->freq - rate) < (rate - last->freq)) > 1259 return f; > 1260 else > 1261 return last; > 1262 } > 1263 last = f; > 1264 } > 1265 > 1266 return last; > 1267 } > 1268 > > --- > 0-DAY CI Kernel Test Service, Intel Corporation > https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
