[PATCH v2 5/6] drm/panfrost: Implement generic DRM object RSS reporting function

[kernel test robot]

Hi Adrián,

kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-misc/drm-misc-next]
[also build test WARNING on linus/master v6.5-rc7 next-20230824]
[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/Adri-n-Larumbe/drm-panfrost-Add-cycle-count-GPU-register-definitions/20230824-093848
base:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link:    https://lore.kernel.org/r/20230824013604.466224-6-adrian.larumbe%40collabora.com
patch subject: [PATCH v2 5/6] drm/panfrost: Implement generic DRM object RSS reporting function
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20230824/202308241850.UjqyDaGz-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230824/202308241850.UjqyDaGz-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308241850.UjqyDaGz-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/panfrost/panfrost_gem.c:210:8: warning: no previous prototype for 'panfrost_gem_rss' [-Wmissing-prototypes]
     210 | size_t panfrost_gem_rss(struct drm_gem_object *obj)
         |        ^~~~~~~~~~~~~~~~


vim +/panfrost_gem_rss +210 drivers/gpu/drm/panfrost/panfrost_gem.c

   209	
 > 210	size_t panfrost_gem_rss(struct drm_gem_object *obj)
   211	{
   212		struct panfrost_gem_object *bo = to_panfrost_bo(obj);
   213	
   214		if (!bo->base.pages)
   215			return 0;
   216	
   217		return bo->rss_size;
   218	}
   219	

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