Hi Barry, I love your patch! Perhaps something to improve:
[auto build test WARNING on arm64/for-next/core] [also build test WARNING on linus/master v5.7] [cannot apply to 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/Barry-Song/support-per-numa-CMA-for-ARM-server/20200603-104821 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: i386-randconfig-s002-20200602 (attached as .config) compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-244-g0ee050a8-dirty # save the attached .config to linux build tree make W=1 C=1 ARCH=i386 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <l...@intel.com> sparse warnings: (new ones prefixed by >>) >> kernel/dma/contiguous.c:40:12: sparse: sparse: symbol >> 'dma_contiguous_pernuma_area' was not declared. Should it be static? >> kernel/dma/contiguous.c:278:50: sparse: sparse: invalid access below >> 'dma_contiguous_pernuma_area' (-4 4) Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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