Re: [PATCH] [PATCH] drivers/misc: dummy-irq: use pr_* logging helpers

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

Hi a,

kernel test robot noticed the following build warnings:

[auto build test WARNING on char-misc/char-misc-testing]
[also build test WARNING on char-misc/char-misc-next char-misc/char-misc-linus soc/for-next staging/staging-testing staging/staging-next staging/staging-linus linus/master v7.1-rc1 next-20260429]
[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/a/drivers-misc-dummy-irq-use-pr_-logging-helpers/20260426-190343
base:   char-misc/char-misc-testing
patch link:    https://lore.kernel.org/r/20260419040308.4239-1-a%40JS-Host.myguest.virtualbox.org
patch subject: [PATCH] [PATCH] drivers/misc: dummy-irq: use pr_* logging helpers
config: csky-randconfig-002-20260430 (https://download.01.org/0day-ci/archive/20260430/202604301104.37n6lDbO-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 14.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260430/202604301104.37n6lDbO-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/202604301104.37n6lDbO-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/misc/dummy-irq.c:17:9: warning: "pr_fmt" redefined
      17 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
         |         ^~~~~~
   In file included from include/asm-generic/bug.h:31,
                    from arch/csky/include/asm/bug.h:18,
                    from include/linux/bug.h:5,
                    from include/linux/instrumented.h:10,
                    from include/linux/atomic/atomic-instrumented.h:17,
                    from include/linux/atomic.h:82,
                    from include/asm-generic/bitops/lock.h:5,
                    from arch/csky/include/asm/bitops.h:69,
                    from include/linux/bitops.h:67,
                    from include/linux/log2.h:12,
                    from include/asm-generic/div64.h:55,
                    from ./arch/csky/include/generated/asm/div64.h:1,
                    from include/linux/math.h:6,
                    from include/linux/math64.h:6,
                    from include/linux/time.h:6,
                    from include/linux/stat.h:19,
                    from include/linux/module.h:13,
                    from drivers/misc/dummy-irq.c:14:
   include/linux/printk.h:401:9: note: this is the location of the previous definition
     401 | #define pr_fmt(fmt) fmt
         |         ^~~~~~


vim +/pr_fmt +17 drivers/misc/dummy-irq.c

  > 17	#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
    18	

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