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SubjectRe: [PATCH v5] perf: arm_dsu: Support DSU ACPI devices
Date
Hi Will,

> On Sep 10, 2020, at 6:40 AM, kernel test robot <lkp@intel.com> wrote:
>
> Hi Tuan,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on linus/master]
> [also build test WARNING on v5.9-rc4 next-20200910]
> [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]
>
> url: https://github.com/0day-ci/linux/commits/Tuan-Phan/perf-arm_dsu-Support-DSU-ACPI-devices/20200910-105630
> base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ab29a807a7ddaa7c84d2f4cb8d29e74e33759072
> config: arm64-randconfig-r012-20200909 (attached as .config)
> compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # install arm64 cross compiling tool for clang build
> # apt-get install binutils-aarch64-linux-gnu
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
>>> drivers/perf/arm_dsu_pmu.c:799:36: warning: unused variable 'dsu_pmu_acpi_match' [-Wunused-const-variable]
> static const struct acpi_device_id dsu_pmu_acpi_match[] = {
> ^
> 1 warning generated.
>

Do you need me to fix this warning when CONFIG_ACPI not defined?

Tuan
> # https://github.com/0day-ci/linux/commit/40c3a0c70d4472e2fe1f5364d50939b863874fa1
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Tuan-Phan/perf-arm_dsu-Support-DSU-ACPI-devices/20200910-105630
> git checkout 40c3a0c70d4472e2fe1f5364d50939b863874fa1
> vim +/dsu_pmu_acpi_match +799 drivers/perf/arm_dsu_pmu.c
>
> 798
>> 799 static const struct acpi_device_id dsu_pmu_acpi_match[] = {
> 800 { "ARMHD500", 0},
> 801 {},
> 802 };
> 803 MODULE_DEVICE_TABLE(acpi, dsu_pmu_acpi_match);
> 804
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
> <.config.gz>

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