linux-kernel - Re: [PATCH v3 3/3] openrisc: Add cacheinfo support

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Message-ID: <202503240635.ir63jqTI-lkp@intel.com>
Date: Mon, 24 Mar 2025 06:52:21 +0800
From: kernel test robot <lkp@...el.com>
To: Sahil Siddiq <icegambit91@...il.com>, jonas@...thpole.se,
	stefan.kristiansson@...nalahti.fi, shorne@...il.com
Cc: oe-kbuild-all@...ts.linux.dev, sahilcdq@...ton.me,
	linux-openrisc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 3/3] openrisc: Add cacheinfo support

Hi Sahil,

kernel test robot noticed the following build warnings:

[auto build test WARNING on ea1413e5b53a8dd4fa7675edb23cdf828bbdce1e]

url:    https://github.com/intel-lab-lkp/linux/commits/Sahil-Siddiq/openrisc-Refactor-struct-cpuinfo_or1k-to-reduce-duplication/20250324-035738
base:   ea1413e5b53a8dd4fa7675edb23cdf828bbdce1e
patch link:    https://lore.kernel.org/r/20250323195544.152948-4-sahilcdq%40proton.me
patch subject: [PATCH v3 3/3] openrisc: Add cacheinfo support
config: openrisc-allnoconfig (https://download.01.org/0day-ci/archive/20250324/202503240635.ir63jqTI-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250324/202503240635.ir63jqTI-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/202503240635.ir63jqTI-lkp@intel.com/

All warnings (new ones prefixed by >>):

   arch/openrisc/kernel/setup.c: In function 'show_cpuinfo':
>> arch/openrisc/kernel/setup.c:266:30: warning: unused variable 'cpuinfo' [-Wunused-variable]
     266 |         struct cpuinfo_or1k *cpuinfo = v;
         |                              ^~~~~~~


vim +/cpuinfo +266 arch/openrisc/kernel/setup.c

9d02a4283e9ce4 Jonas Bonn          2011-06-04  260  
9d02a4283e9ce4 Jonas Bonn          2011-06-04  261  static int show_cpuinfo(struct seq_file *m, void *v)
9d02a4283e9ce4 Jonas Bonn          2011-06-04  262  {
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11  263  	unsigned int vr, cpucfgr;
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11  264  	unsigned int avr;
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11  265  	unsigned int version;
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11 @266  	struct cpuinfo_or1k *cpuinfo = v;
9d02a4283e9ce4 Jonas Bonn          2011-06-04  267  
9d02a4283e9ce4 Jonas Bonn          2011-06-04  268  	vr = mfspr(SPR_VR);
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11  269  	cpucfgr = mfspr(SPR_CPUCFGR);
8e6d08e0a15e7d Stefan Kristiansson 2014-05-11  270  

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