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Message-ID: <202303161727.8HnBf6cW-lkp@intel.com>
Date:   Thu, 16 Mar 2023 17:53:08 +0800
From:   kernel test robot <lkp@...el.com>
To:     Sui Jingfeng <15330273260@....cn>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        suijingfeng <suijingfeng@...ngson.cn>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Christian Koenig <christian.koenig@....com>
Cc:     oe-kbuild-all@...ts.linux.dev, linaro-mm-sig@...ts.linaro.org,
        Li Yi <liyi@...ngson.cn>, linux-kernel@...r.kernel.org,
        dri-devel@...ts.freedesktop.org, linux-media@...r.kernel.org
Subject: Re: [PATCH v7 2/2] drm: add kms driver for loongson display
 controller

Hi Sui,

I love your patch! Perhaps something to improve:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.3-rc2 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/Sui-Jingfeng/MAINTAINERS-add-maintainers-for-DRM-LOONGSON-driver/20230316-051724
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20230315211550.2620818-3-15330273260%40189.cn
patch subject: [PATCH v7 2/2] drm: add kms driver for loongson display controller
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20230316/202303161727.8HnBf6cW-lkp@intel.com/config)
compiler: arm-linux-gnueabi-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/ba899dba3475b9612f212e3b1daedc3d9a299458
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Sui-Jingfeng/MAINTAINERS-add-maintainers-for-DRM-LOONGSON-driver/20230316-051724
        git checkout ba899dba3475b9612f212e3b1daedc3d9a299458
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/loongson/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303161727.8HnBf6cW-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/loongson/lsdc_gem.c: In function 'lsdc_show_buffer_object':
>> drivers/gpu/drm/loongson/lsdc_gem.c:280:51: warning: format '%lu' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
     280 |                 seq_printf(m, "bo[%04u]: size: %8lukB %s\n",
         |                                                ~~~^
         |                                                   |
         |                                                   long unsigned int
         |                                                %8u
     281 |                            i,
     282 |                            lsdc_bo_size(tbo) >> 10,
         |                            ~~~~~~~~~~~~~~~~~~~~~~~ 
         |                                              |
         |                                              size_t {aka unsigned int}


vim +280 drivers/gpu/drm/loongson/lsdc_gem.c

   264	
   265	int lsdc_show_buffer_object(struct seq_file *m, void *arg)
   266	{
   267	#ifdef CONFIG_DEBUG_FS
   268		struct drm_info_node *node = (struct drm_info_node *)m->private;
   269		struct drm_device *ddev = node->minor->dev;
   270		struct lsdc_device *ldev = to_lsdc(ddev);
   271		struct lsdc_bo *lbo;
   272		unsigned int i = 0;
   273	
   274		mutex_lock(&ldev->gem.mutex);
   275	
   276		list_for_each_entry(lbo, &ldev->gem.objects, list) {
   277			struct ttm_buffer_object *tbo = &lbo->tbo;
   278			struct ttm_resource *resource = tbo->resource;
   279	
 > 280			seq_printf(m, "bo[%04u]: size: %8lukB %s\n",

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

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