[agd5f:drm-next 375/460] include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'size_t' {aka 'unsigned int'}

[agd5f:drm-next 375/460] include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'size_t' {aka 'unsigned int'}

[kernel test robot]

tree:   https://gitlab.freedesktop.org/agd5f/linux.git drm-next
head:   d6ffefccf7f04eefddc8e8aa35fb4afe05a42e0c
commit: 32de57e9ef59b6f646849a8bd615b7c978a4fa6d [375/460] drm/amdgpu/mes: manage mes doorbell allocation
config: parisc-buildonly-randconfig-r004-20220501 (https://download.01.org/0day-ci/archive/20220505/202205050614.sRcY9JVz-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 11.3.0
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
        git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
        git fetch --no-tags agd5f drm-next
        git checkout 32de57e9ef59b6f646849a8bd615b7c978a4fa6d
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash drivers/gpu/drm/amd/amdgpu/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:29,
                    from include/linux/cpumask.h:10,
                    from include/linux/smp.h:13,
                    from include/linux/lockdep.h:14,
                    from include/linux/mutex.h:17,
                    from include/linux/kernfs.h:11,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/irqdomain.h:35,
                    from drivers/gpu/drm/amd/amdgpu/amdgpu_irq.h:27,
                    from drivers/gpu/drm/amd/amdgpu/amdgpu_mes.h:27,
                    from drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:24:
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c: In function 'amdgpu_mes_doorbell_init':
>> include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:418:25: note: in definition of macro 'printk_index_wrap'
     418 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/drm/drm_print.h:494:9: note: in expansion of macro 'printk'
     494 |         printk##once(KERN_##level "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
         |         ^~~~~~
   include/linux/kern_levels.h:14:25: note: in expansion of macro 'KERN_SOH'
      14 | #define KERN_INFO       KERN_SOH "6"    /* informational */
         |                         ^~~~~~~~
   include/drm/drm_print.h:494:22: note: in expansion of macro 'KERN_INFO'
     494 |         printk##once(KERN_##level "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
         |                      ^~~~~
   include/drm/drm_print.h:498:9: note: in expansion of macro '_DRM_PRINTK'
     498 |         _DRM_PRINTK(, INFO, fmt, ##__VA_ARGS__)
         |         ^~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:131:9: note: in expansion of macro 'DRM_INFO'
     131 |         DRM_INFO("max_doorbell_slices=%ld\n", doorbell_process_limit);
         |         ^~~~~~~~
   At top level:
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:105:12: warning: 'amdgpu_mes_doorbell_init' defined but not used [-Wunused-function]
     105 | static int amdgpu_mes_doorbell_init(struct amdgpu_device *adev)
         |            ^~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:90:13: warning: 'amdgpu_mes_queue_doorbell_free' defined but not used [-Wunused-function]
      90 | static void amdgpu_mes_queue_doorbell_free(struct amdgpu_device *adev,
         |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:59:12: warning: 'amdgpu_mes_queue_doorbell_get' defined but not used [-Wunused-function]
      59 | static int amdgpu_mes_queue_doorbell_get(struct amdgpu_device *adev,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:51:13: warning: 'amdgpu_mes_free_process_doorbells' defined but not used [-Wunused-function]
      51 | static void amdgpu_mes_free_process_doorbells(struct amdgpu_device *adev,
         |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/gpu/drm/amd/amdgpu/amdgpu_mes.c:39:12: warning: 'amdgpu_mes_alloc_process_doorbells' defined but not used [-Wunused-function]
      39 | static int amdgpu_mes_alloc_process_doorbells(struct amdgpu_device *adev,
         |            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +5 include/linux/kern_levels.h

314ba3520e513a7 Joe Perches 2012-07-30  4  
04d2c8c83d0e3ac Joe Perches 2012-07-30 @5  #define KERN_SOH	"\001"		/* ASCII Start Of Header */
04d2c8c83d0e3ac Joe Perches 2012-07-30  6  #define KERN_SOH_ASCII	'\001'
04d2c8c83d0e3ac Joe Perches 2012-07-30  7  

:::::: The code at line 5 was first introduced by commit
:::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern

:::::: TO: Joe Perches <joe@perches.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

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