Re: [PATCH] [Patch v2]Add ETE devarch condition in etm4_init_iomem_access

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

Hi yiru,

kernel test robot noticed the following build warnings:

[auto build test WARNING on soc/for-next]
[also build test WARNING on linus/master v6.15-rc1 next-20250409]
[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/yiru-zhang/Add-ETE-devarch-condition-in-etm4_init_iomem_access/20250409-113037
base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
patch link:    https://lore.kernel.org/r/20250409032917.7580-1-yiru.zhang%40mediatek.com
patch subject: [PATCH] [Patch v2]Add ETE devarch condition in etm4_init_iomem_access
config: arm64-randconfig-004-20250410 (https://download.01.org/0day-ci/archive/20250410/202504101502.T3kUYupS-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250410/202504101502.T3kUYupS-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/202504101502.T3kUYupS-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:22,
                    from arch/arm64/include/asm/bug.h:26,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from arch/arm64/include/asm/preempt.h:6,
                    from include/linux/preempt.h:79,
                    from include/linux/spinlock.h:56,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:7,
                    from include/linux/slab.h:16,
                    from include/linux/resource_ext.h:11,
                    from include/linux/acpi.h:13,
                    from drivers/hwtracing/coresight/coresight-etm4x-core.c:6:
   drivers/hwtracing/coresight/coresight-etm4x-core.c: In function 'etm4_init_iomem_access':
>> include/linux/kern_levels.h:5:18: warning: format '%x' expects argument of type 'unsigned int', but argument 2 has type 'long unsigned int' [-Wformat=]
    #define KERN_SOH "\001"  /* ASCII Start Of Header */
                     ^~~~~~
   include/linux/printk.h:473:11: note: in definition of macro 'printk_index_wrap'
      _p_func(_fmt, ##__VA_ARGS__);    \
              ^~~~
   include/linux/once_lite.h:31:4: note: in expansion of macro 'printk'
       func(__VA_ARGS__);    \
       ^~~~
   include/linux/once_lite.h:11:2: note: in expansion of macro 'DO_ONCE_LITE_IF'
     DO_ONCE_LITE_IF(true, func, ##__VA_ARGS__)
     ^~~~~~~~~~~~~~~
   include/linux/printk.h:640:2: note: in expansion of macro 'DO_ONCE_LITE'
     DO_ONCE_LITE(printk, fmt, ##__VA_ARGS__)
     ^~~~~~~~~~~~
   include/linux/printk.h:659:2: note: in expansion of macro 'printk_once'
     printk_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
     ^~~~~~~~~~~
   include/linux/kern_levels.h:12:22: note: in expansion of macro 'KERN_SOH'
    #define KERN_WARNING KERN_SOH "4" /* warning conditions */
                         ^~~~~~~~
   include/linux/printk.h:659:14: note: in expansion of macro 'KERN_WARNING'
     printk_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
                 ^~~~~~~~~~~~
   drivers/hwtracing/coresight/coresight-etm4x-core.c:1143:3: note: in expansion of macro 'pr_warn_once'
      pr_warn_once("Unknown ETM architecture: %x\n",
      ^~~~~~~~~~~~
   drivers/hwtracing/coresight/coresight-etm4x-core.c:1143:44: note: format string is defined here
      pr_warn_once("Unknown ETM architecture: %x\n",
                                              ~^
                                              %lx


vim +5 include/linux/kern_levels.h

314ba3520e513a Joe Perches 2012-07-30  4  
04d2c8c83d0e3a Joe Perches 2012-07-30 @5  #define KERN_SOH	"\001"		/* ASCII Start Of Header */
04d2c8c83d0e3a Joe Perches 2012-07-30  6  #define KERN_SOH_ASCII	'\001'
04d2c8c83d0e3a Joe Perches 2012-07-30  7  

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