linux-kernel - Re: [PATCH 1/2] perf: Fujitsu: Add the Uncore MAC PMU driver

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Message-ID: <202411090451.quuiocP9-lkp@intel.com>
Date: Sat, 9 Nov 2024 04:19:54 +0800
From: kernel test robot <lkp@...el.com>
To: Yoshihiro Furudera <fj5100bi@...itsu.com>,
	Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>,
	Jonathan Corbet <corbet@....net>,
	Catalin Marinas <catalin.marinas@....com>,
	linux-arm-kernel@...ts.infradead.org,
	Bjorn Andersson <andersson@...nel.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	Nícolas F. R. A. Prado <nfraprado@...labora.com>,
	Thomas Gleixner <tglx@...utronix.de>, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH 1/2] perf: Fujitsu: Add the Uncore MAC PMU driver

Hi Yoshihiro,

kernel test robot noticed the following build warnings:

[auto build test WARNING on tip/smp/core]
[also build test WARNING on linus/master v6.12-rc6]
[cannot apply to arm64/for-next/core arm-perf/for-next/perf next-20241108]
[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/Yoshihiro-Furudera/perf-Fujitsu-Add-the-Uncore-MAC-PMU-driver/20241108-134245
base:   tip/smp/core
patch link:    https://lore.kernel.org/r/20241108054006.2550856-2-fj5100bi%40fujitsu.com
patch subject: [PATCH 1/2] perf: Fujitsu: Add the Uncore MAC PMU driver
config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20241109/202411090451.quuiocP9-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241109/202411090451.quuiocP9-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/202411090451.quuiocP9-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/perf/fujitsu_mac_pmu.c:604:36: warning: 'fujitsu_mac_pmu_acpi_match' defined but not used [-Wunused-const-variable=]
     604 | static const struct acpi_device_id fujitsu_mac_pmu_acpi_match[] = {
         |                                    ^~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/fujitsu_mac_pmu_acpi_match +604 drivers/perf/fujitsu_mac_pmu.c

   603	
 > 604	static const struct acpi_device_id fujitsu_mac_pmu_acpi_match[] = {
   605		{ "FUJI200C", },
   606		{ }
   607	};
   608	MODULE_DEVICE_TABLE(acpi, fujitsu_mac_pmu_acpi_match);
   609	

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