linux-kernel - Re: [RESEND PATCH v4 3/3] perf/marvell : Odyssey LLC-TAD performance monitor

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Date: Thu, 28 Mar 2024 23:01:07 +0800
From: kernel test robot <lkp@...el.com>
To: Gowthami Thiagarajan <gthiagarajan@...vell.com>, will@...nel.org,
	mark.rutland@....com, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, sgoutham@...vell.com,
	bbhushan2@...vell.com, gcherian@...vell.com,
	Gowthami Thiagarajan <gthiagarajan@...vell.com>
Subject: Re: [RESEND PATCH v4 3/3] perf/marvell : Odyssey LLC-TAD performance
 monitor

Hi Gowthami,

kernel test robot noticed the following build warnings:

[auto build test WARNING on soc/for-next]
[also build test WARNING on linus/master v6.9-rc1 next-20240328]
[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/Gowthami-Thiagarajan/perf-marvell-Refactor-to-extract-platform-data/20240327-152242
base:   https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next
patch link:    https://lore.kernel.org/r/20240327071832.1556576-4-gthiagarajan%40marvell.com
patch subject: [RESEND PATCH v4 3/3] perf/marvell : Odyssey LLC-TAD performance monitor
config: alpha-randconfig-r071-20240328 (https://download.01.org/0day-ci/archive/20240328/202403282246.ybWRrXj7-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240328/202403282246.ybWRrXj7-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/202403282246.ybWRrXj7-lkp@intel.com/

All warnings (new ones prefixed by >>):

   drivers/perf/marvell_cn10k_tad_pmu.c:416:34: warning: 'tad_pmu_v2_data' defined but not used [-Wunused-const-variable=]
     416 | static const struct tad_pmu_data tad_pmu_v2_data = {
         |                                  ^~~~~~~~~~~~~~~
>> drivers/perf/marvell_cn10k_tad_pmu.c:412:34: warning: 'tad_pmu_data' defined but not used [-Wunused-const-variable=]
     412 | static const struct tad_pmu_data tad_pmu_data = {
         |                                  ^~~~~~~~~~~~


vim +/tad_pmu_data +412 drivers/perf/marvell_cn10k_tad_pmu.c

   411	
 > 412	static const struct tad_pmu_data tad_pmu_data = {
   413		.id   = TAD_PMU_V1,
   414	};
   415	
 > 416	static const struct tad_pmu_data tad_pmu_v2_data = {
   417		.id   = TAD_PMU_V2,
   418	};
   419	

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