Re: [RFC 1/2] drm/i915: Expose local memory information via sysfs

[kernel test robot <lkp@intel.com>]

Hi Krzysztof,

[This is a private test report for your RFC patch.]
kernel test robot noticed the following build warnings:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.15-rc7 next-20250516]
[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/Krzysztof-Niemiec/drm-i915-Expose-local-memory-information-via-sysfs/20250519-233529
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
patch link:    https://lore.kernel.org/r/20250519153418.44543-2-krzysztof.niemiec%40intel.com
patch subject: [RFC 1/2] drm/i915: Expose local memory information via sysfs
config: i386-buildonly-randconfig-003-20250519 (https://download.01.org/0day-ci/archive/20250520/202505200118.s2XVIwkW-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250520/202505200118.s2XVIwkW-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505200118.s2XVIwkW-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/i915/intel_memory_region.c: In function 'vram_total_show':
>> drivers/gpu/drm/i915/intel_memory_region.c:439:36: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'resource_size_t' {aka 'unsigned int'} [-Wformat=]
     439 |         return sysfs_emit(buf, "%llu\n", mr->total);
         |                                 ~~~^     ~~~~~~~~~
         |                                    |       |
         |                                    |       resource_size_t {aka unsigned int}
         |                                    long long unsigned int
         |                                 %u
   drivers/gpu/drm/i915/intel_memory_region.c: In function 'vram_total_visible_show':
   drivers/gpu/drm/i915/intel_memory_region.c:471:36: warning: format '%llu' expects argument of type 'long long unsigned int', but argument 3 has type 'resource_size_t' {aka 'unsigned int'} [-Wformat=]
     471 |         return sysfs_emit(buf, "%llu\n", resource_size(&mr->io));
         |                                 ~~~^     ~~~~~~~~~~~~~~~~~~~~~~
         |                                    |     |
         |                                    |     resource_size_t {aka unsigned int}
         |                                    long long unsigned int
         |                                 %u


vim +439 drivers/gpu/drm/i915/intel_memory_region.c

   430	
   431	static ssize_t
   432	vram_total_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf)
   433	{
   434		struct device *dev = kobj_to_dev(kobj->parent);
   435		struct intel_memory_region *mr;
   436	
   437		mr = intel_memory_region_by_type(kdev_minor_to_i915(dev), INTEL_MEMORY_LOCAL);
   438	
 > 439		return sysfs_emit(buf, "%llu\n", mr->total);
   440	}
   441	

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