Re: [PATCH] platform/x86: asus-wmi: don't warn when LPS0 is unavailable

[kernel test robot]

Hi Asai,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 587858367581b9c55c3690f4e63382ad622719d4]

url:    https://github.com/intel-lab-lkp/linux/commits/Asai-Neko/platform-x86-asus-wmi-don-t-warn-when-LPS0-is-unavailable/20260916-003256
base:   587858367581b9c55c3690f4e63382ad622719d4
patch link:    https://lore.kernel.org/r/20260916-asus-wmi-lps0-unavailable-warn-v1-1-9bd6fb4c10f9%40sne.moe
patch subject: [PATCH] platform/x86: asus-wmi: don't warn when LPS0 is unavailable
config: x86_64-rhel-9.4 (https://download.01.org/0day-ci/archive/20260917/202609170237.IYNujwsM-lkp@xxxxxxxxx/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260917/202609170237.IYNujwsM-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609170237.IYNujwsM-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

   In file included from include/asm-generic/bug.h:31,
                    from arch/x86/include/asm/bug.h:195,
                    from arch/x86/include/asm/alternative.h:9,
                    from arch/x86/include/asm/barrier.h:5,
                    from include/linux/list.h:11,
                    from include/linux/resource_ext.h:9,
                    from include/linux/acpi.h:14,
                    from drivers/platform/x86/asus-wmi.c:16:
   drivers/platform/x86/asus-wmi.c: In function 'asus_s2idle_check_register':
>> include/linux/kern_levels.h:5:25: warning: too many arguments for format [-Wformat-extra-args]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:483:25: note: in definition of macro 'printk_index_wrap'
     483 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:564:9: note: in expansion of macro 'printk'
     564 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~
   include/linux/kern_levels.h:12:25: note: in expansion of macro 'KERN_SOH'
      12 | #define KERN_WARNING    KERN_SOH "4"    /* warning conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:564:16: note: in expansion of macro 'KERN_WARNING'
     564 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |                ^~~~~~~~~~~~
   drivers/platform/x86/asus-wmi.c:5428:17: note: in expansion of macro 'pr_warn'
    5428 |                 pr_warn("failed to register LPS0 sleep handler in asus-wmi\n", ret);
         |                 ^~~~~~~
--
   In file included from include/asm-generic/bug.h:31,
                    from arch/x86/include/asm/bug.h:195,
                    from arch/x86/include/asm/alternative.h:9,
                    from arch/x86/include/asm/barrier.h:5,
                    from include/linux/list.h:11,
                    from include/linux/resource_ext.h:9,
                    from include/linux/acpi.h:14,
                    from asus-wmi.c:16:
   asus-wmi.c: In function 'asus_s2idle_check_register':
>> include/linux/kern_levels.h:5:25: warning: too many arguments for format [-Wformat-extra-args]
       5 | #define KERN_SOH        "\001"          /* ASCII Start Of Header */
         |                         ^~~~~~
   include/linux/printk.h:483:25: note: in definition of macro 'printk_index_wrap'
     483 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:564:9: note: in expansion of macro 'printk'
     564 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |         ^~~~~~
   include/linux/kern_levels.h:12:25: note: in expansion of macro 'KERN_SOH'
      12 | #define KERN_WARNING    KERN_SOH "4"    /* warning conditions */
         |                         ^~~~~~~~
   include/linux/printk.h:564:16: note: in expansion of macro 'KERN_WARNING'
     564 |         printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
         |                ^~~~~~~~~~~~
   asus-wmi.c:5428:17: note: in expansion of macro 'pr_warn'
    5428 |                 pr_warn("failed to register LPS0 sleep handler in asus-wmi\n", ret);
         |                 ^~~~~~~


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  

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