[PATCH 7/7] drm/debugfs: remove debugfs_root pointer from minor

kernel test robot lkp at intel.com
Thu Mar 16 11:24:49 UTC 2023


Hi Christian,

I love your patch! Yet something to improve:

[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on drm-intel/for-linux-next-fixes linus/master v6.3-rc2]
[cannot apply to drm-tip/drm-tip drm-intel/for-linux-next tegra/for-next next-20230316]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Christian-K-nig/drm-tegra-allow-compile-test-on-ARM/20230316-172205
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20230316082035.567520-8-christian.koenig%40amd.com
patch subject: [PATCH 7/7] drm/debugfs: remove debugfs_root pointer from minor
config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20230316/202303161920.xBWFRr94-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/70b21b15c200ec426c806bf2aa03083e3b19dd41
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Christian-K-nig/drm-tegra-allow-compile-test-on-ARM/20230316-172205
        git checkout 70b21b15c200ec426c806bf2aa03083e3b19dd41
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash drivers/gpu/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp at intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303161920.xBWFRr94-lkp@intel.com/

All errors (new ones prefixed by >>):

   drivers/gpu/drm/msm/msm_debugfs.c: In function 'msm_debugfs_init':
>> drivers/gpu/drm/msm/msm_debugfs.c:329:58: error: 'struct drm_minor' has no member named 'debugfs_root'
     329 |         gpu_devfreq = debugfs_create_dir("devfreq", minor->debugfs_root);
         |                                                          ^~


vim +329 drivers/gpu/drm/msm/msm_debugfs.c

edcd60ce243d16 Rob Clark                 2016-03-16  303  
7ce84471e3c72e Wambui Karuga             2020-03-10  304  void msm_debugfs_init(struct drm_minor *minor)
edcd60ce243d16 Rob Clark                 2016-03-16  305  {
edcd60ce243d16 Rob Clark                 2016-03-16  306  	struct drm_device *dev = minor->dev;
bc5289eed48176 Rob Clark                 2016-10-26  307  	struct msm_drm_private *priv = dev->dev_private;
6563f60f14cbb3 Rob Clark                 2023-01-10  308  	struct dentry *gpu_devfreq;
edcd60ce243d16 Rob Clark                 2016-03-16  309  
9e2fd463ec346d Wambui Karuga             2020-03-10  310  	drm_debugfs_create_files(msm_debugfs_list,
edcd60ce243d16 Rob Clark                 2016-03-16  311  				 ARRAY_SIZE(msm_debugfs_list),
70b21b15c200ec Christian König           2023-03-16  312  				 minor->dev->debugfs_root, minor);
edcd60ce243d16 Rob Clark                 2016-03-16  313  
70b21b15c200ec Christian König           2023-03-16  314  	debugfs_create_file("gpu", S_IRUSR, minor->dev->debugfs_root,
4f776f4511c7f7 Jordan Crouse             2018-07-24  315  		dev, &msm_gpu_fops);
4f776f4511c7f7 Jordan Crouse             2018-07-24  316  
70b21b15c200ec Christian König           2023-03-16  317  	debugfs_create_file("kms", S_IRUSR, minor->dev->debugfs_root,
c1760555884b7f Rob Clark                 2021-12-15  318  		dev, &msm_kms_fops);
c1760555884b7f Rob Clark                 2021-12-15  319  
70b21b15c200ec Christian König           2023-03-16  320  	debugfs_create_u32("hangcheck_period_ms", 0600, minor->dev->debugfs_root,
1d2fa58e0dda33 Samuel Iglesias Gonsalvez 2021-06-07  321  		&priv->hangcheck_period);
1d2fa58e0dda33 Samuel Iglesias Gonsalvez 2021-06-07  322  
70b21b15c200ec Christian König           2023-03-16  323  	debugfs_create_bool("disable_err_irq", 0600, minor->dev->debugfs_root,
5edf2750d998b7 Rob Clark                 2021-11-09  324  		&priv->disable_err_irq);
5edf2750d998b7 Rob Clark                 2021-11-09  325  
70b21b15c200ec Christian König           2023-03-16  326  	debugfs_create_file("shrink", S_IRWXU, minor->dev->debugfs_root,
5434941fd45d30 Rob Clark                 2021-06-14  327  		dev, &shrink_fops);
5434941fd45d30 Rob Clark                 2021-06-14  328  
6563f60f14cbb3 Rob Clark                 2023-01-10 @329  	gpu_devfreq = debugfs_create_dir("devfreq", minor->debugfs_root);
6563f60f14cbb3 Rob Clark                 2023-01-10  330  
6563f60f14cbb3 Rob Clark                 2023-01-10  331  	debugfs_create_bool("idle_clamp",0600, gpu_devfreq,
6563f60f14cbb3 Rob Clark                 2023-01-10  332  			    &priv->gpu_clamp_to_idle);
6563f60f14cbb3 Rob Clark                 2023-01-10  333  
6563f60f14cbb3 Rob Clark                 2023-01-10  334  	debugfs_create_u32("upthreshold",0600, gpu_devfreq,
6563f60f14cbb3 Rob Clark                 2023-01-10  335  			   &priv->gpu_devfreq_config.upthreshold);
6563f60f14cbb3 Rob Clark                 2023-01-10  336  
6563f60f14cbb3 Rob Clark                 2023-01-10  337  	debugfs_create_u32("downdifferential",0600, gpu_devfreq,
6563f60f14cbb3 Rob Clark                 2023-01-10  338  			   &priv->gpu_devfreq_config.downdifferential);
6563f60f14cbb3 Rob Clark                 2023-01-10  339  
7ce84471e3c72e Wambui Karuga             2020-03-10  340  	if (priv->kms && priv->kms->funcs->debugfs_init)
7ce84471e3c72e Wambui Karuga             2020-03-10  341  		priv->kms->funcs->debugfs_init(priv->kms, minor);
6d29709de8028c Rob Clark                 2022-08-07  342  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests


More information about the dri-devel mailing list