linux-kernel - Re: [PATCH 1/1] regulator: hi6421v530: fix building with GCC 15

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Message-ID: <202504161944.iNjyTvch-lkp@intel.com>
Date: Wed, 16 Apr 2025 19:23:58 +0800
From: kernel test robot <lkp@...el.com>
To: Brahmajit Das <brahmajit.xyz@...il.com>
Cc: oe-kbuild-all@...ts.linux.dev, "Borislav Petkov (AMD)" <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Pawan Gupta <pawan.kumar.gupta@...ux.intel.com>,
	Tony Luck <tony.luck@...el.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1] regulator: hi6421v530: fix building with GCC 15

Hi Brahmajit,

kernel test robot noticed the following build warnings:

[auto build test WARNING on linus/master]
[also build test WARNING on v6.15-rc2 next-20250416]
[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/Brahmajit-Das/regulator-hi6421v530-fix-building-with-GCC-15/20250415-191555
base:   linus/master
patch link:    https://lore.kernel.org/r/20250415111411.6331-1-listout%40listout.xyz
patch subject: [PATCH 1/1] regulator: hi6421v530: fix building with GCC 15
config: arm-randconfig-002-20250416 (https://download.01.org/0day-ci/archive/20250416/202504161944.iNjyTvch-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250416/202504161944.iNjyTvch-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202504161944.iNjyTvch-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from scripts/mod/devicetable-offsets.c:3:0:
>> include/linux/mod_devicetable.h:608:2: warning: 'nonstring' attribute directive ignored [-Wattributes]
     char name[PLATFORM_NAME_SIZE] __attribute__((nonstring));
     ^~~~
   scripts/kernel-doc: 1: kernel-doc.py: not found
   make[3]: *** [scripts/Makefile.build:203: scripts/mod/empty.o] Error 127 shuffle=3373171021
   make[3]: *** Deleting file 'scripts/mod/empty.o'
   make[3]: Target 'scripts/mod/' not remade because of errors.
   make[2]: *** [Makefile:1279: prepare0] Error 2 shuffle=3373171021
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:248: __sub-make] Error 2 shuffle=3373171021
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:248: __sub-make] Error 2 shuffle=3373171021
   make: Target 'prepare' not remade because of errors.


vim +/nonstring +608 include/linux/mod_devicetable.h

   606	
   607	struct platform_device_id {
 > 608		char name[PLATFORM_NAME_SIZE] __attribute__((nonstring));
   609		kernel_ulong_t driver_data;
   610	};
   611	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki