Hi Andrei, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on soc/for-next] [also build test WARNING on arm/for-next xlnx/master kvmarm/next v5.7] [cannot apply to arm64/for-next/core next-20200602] [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/Andrei-Vagin/arm64-add-the-time-namespace-support/20200603-020504 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next config: arm64-allnoconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <l...@intel.com> All warnings (new ones prefixed by >>, old ones prefixed by <<): >> arch/arm64/kernel/vdso.c:93:19: warning: no previous prototype for >> 'arch_get_vdso_data' [-Wmissing-prototypes] 93 | struct vdso_data *arch_get_vdso_data(void *vvar_page) | ^~~~~~~~~~~~~~~~~~ vim +/arch_get_vdso_data +93 arch/arm64/kernel/vdso.c 91 92 > 93 struct vdso_data *arch_get_vdso_data(void *vvar_page) 94 { 95 return (struct vdso_data *)(vvar_page); 96 } 97 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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