Hi Nirmoy, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on tegra/for-next drm-tip/drm-tip linus/master v5.15 next-20211108] [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/Nirmoy-Das/dri-cleanup-debugfs-error-handling/20211008-173312 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: arm64-randconfig-r012-20211008 (attached as .config) compiler: aarch64-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/313e208057ad9c5d5de6c0fdb03fb575f71270e3 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Nirmoy-Das/dri-cleanup-debugfs-error-handling/20211008-173312 git checkout 313e208057ad9c5d5de6c0fdb03fb575f71270e3 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash drivers/gpu/drm/tegra/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/gpu/drm/tegra/dc.c: In function 'tegra_dc_late_register': >> drivers/gpu/drm/tegra/dc.c:1626:18: error: 'struct drm_crtc' has no member named 'debugfs_entry' 1626 | if (!crtc->debugfs_entry) { | ^~ drivers/gpu/drm/tegra/dc.c: In function 'tegra_crtc_update_memory_bandwidth': drivers/gpu/drm/tegra/dc.c:1853:53: warning: variable 'new_dc_state' set but not used [-Wunused-but-set-variable] 1853 | const struct tegra_dc_state *old_dc_state, *new_dc_state; | ^~~~~~~~~~~~ drivers/gpu/drm/tegra/dc.c:1853:38: warning: variable 'old_dc_state' set but not used [-Wunused-but-set-variable] 1853 | const struct tegra_dc_state *old_dc_state, *new_dc_state; | ^~~~~~~~~~~~ drivers/gpu/drm/tegra/dc.c: In function 'tegra_crtc_calculate_memory_bandwidth': drivers/gpu/drm/tegra/dc.c:2233:38: warning: variable 'old_state' set but not used [-Wunused-but-set-variable] 2233 | const struct drm_crtc_state *old_state; | ^~~~~~~~~ vim +1626 drivers/gpu/drm/tegra/dc.c 1618 1619 static int tegra_dc_late_register(struct drm_crtc *crtc) 1620 { 1621 unsigned int i, count = ARRAY_SIZE(debugfs_files); 1622 struct drm_minor *minor = crtc->dev->primary; 1623 struct dentry *root; 1624 struct tegra_dc *dc = to_tegra_dc(crtc); 1625 > 1626 if (!crtc->debugfs_entry) { 1627 dc->debugfs_files = NULL; 1628 return 0; 1629 } 1630 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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