Hi John, I love your patch! Perhaps something to improve:
[auto build test WARNING on linux/master] [also build test WARNING on tegra-drm/drm/tegra/for-next linus/master v5.9-rc8] [cannot apply to next-20201002] [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/John-Stultz/dma-buf-Performance-improvements-for-system-heap-a-system-uncached-implementation/20201003-120520 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git bcf876870b95592b52519ed4aafcf9d95999bc9c config: i386-randconfig-s032-20201005 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-201-g24bdaac6-dirty # https://github.com/0day-ci/linux/commit/553f4e0fafc5b3b4542ea0c7bc21a70fce504c7f git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review John-Stultz/dma-buf-Performance-improvements-for-system-heap-a-system-uncached-implementation/20201003-120520 git checkout 553f4e0fafc5b3b4542ea0c7bc21a70fce504c7f # 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 <l...@intel.com> echo echo "sparse warnings: (new ones prefixed by >>)" echo >> drivers/dma-buf/heaps/system_heap.c:25:17: sparse: sparse: symbol >> 'sys_uncached_heap' 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-...@lists.01.org
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