Hi Jason, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-tip/drm-tip] [also build test ERROR on drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next v5.13-rc5 next-20210608] [cannot apply to drm-intel/for-linux-next drm/drm-next] [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/Jason-Ekstrand/drm-i915-gem-ioct... base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: x86_64-randconfig-r011-20210608 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d2012d965d60c3258b3a69d024491698f8aec386) 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 # https://github.com/0day-ci/linux/commit/7e9cc2833847aeb50a05f0a5e35282792... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jason-Ekstrand/drm-i915-gem-ioctl-clean-ups-v6/20210609-123926 git checkout 7e9cc2833847aeb50a05f0a5e35282792514b5f1 # 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(a)intel.com&gt; All errors (new ones prefixed by >>): finalize_create_context_locked(struct drm_i915_file_private *file_priv, ^ drivers/gpu/drm/i915/gem/i915_gem_context.c:2532:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct i915_gem_context * ^ static 1 error generated. vim +/finalize_create_context_locked +2533 drivers/gpu/drm/i915/gem/i915_gem_context.c 2531 2532 struct i915_gem_context * 2534 struct i915_gem_proto_context *pc, u32 id) 2535 { 2536 struct i915_gem_context *ctx; 2537 void *old; 2538 2539 lockdep_assert_held(&file_priv->proto_context_lock); 2540 2541 ctx = i915_gem_create_context(file_priv->dev_priv, pc); 2542 if (IS_ERR(ctx)) 2543 return ctx; 2544 2545 gem_context_register(ctx, file_priv, id); 2546 2547 old = xa_erase(&file_priv->proto_context_xa, id); 2548 GEM_BUG_ON(old != pc); 2549 proto_context_close(pc); 2550 2551 /* One for the xarray and one for the caller */ 2552 return i915_gem_context_get(ctx); 2553 } 2554 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org