[kbuild-all] [drm-drm-intel:drm-intel-gt-next 7/8] drivers/gpu/drm/i915/intel_region_ttm.c:181:6: sparse: sparse: symbol 'intel_region_ttm_node_free' was not declared. Should it be static?

tree: git://anongit.freedesktop.org/drm/drm-intel drm-intel-gt-next head: 13c2ceb6addb6b14468e09b75832c98909eed8e7 commit: d53ec322dc7de32a59bf1c2a56b93e90fc2f1c28 [7/8] drm/i915/ttm: switch over to ttm_buddy_man config: x86_64-rhel-8.3-kselftests (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty git remote add drm-drm-intel git://anongit.freedesktop.org/drm/drm-intel git fetch --no-tags drm-drm-intel drm-intel-gt-next git checkout d53ec322dc7de32a59bf1c2a56b93e90fc2f1c28 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; sparse warnings: (new ones prefixed by >>) Please review and possibly fold the followup patch. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org