tree: https://gitlab.freedesktop.org/agd5f/linux.git amd-staging-drm-next head: 5f6579b064ef4cf9ed196c9b34762a6d995b1fbb commit: 9ca3f9bb1084135a8404141c0a64b1f1a3a95fb3 [183/352] ACPI: Add quirks for AMD Renoir/Lucienne CPUs to force the D3 hint config: x86_64-randconfig-s031-20210723 (attached as .config) compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git git fetch --no-tags agd5f amd-staging-drm-next git checkout 9ca3f9bb1084135a8404141c0a64b1f1a3a95fb3 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/acpi/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot sparse warnings: (new ones prefixed by >>) >> drivers/acpi/x86/utils.c:153:25: sparse: sparse: symbol 'storage_d3_cpu_ids' was not declared. Should it be static? vim +/storage_d3_cpu_ids +153 drivers/acpi/x86/utils.c 138 139 /* 140 * AMD systems from Renoir and Lucienne *require* that the NVME controller 141 * is put into D3 over a Modern Standby / suspend-to-idle cycle. 142 * 143 * This is "typically" accomplished using the `StorageD3Enable` 144 * property in the _DSD that is checked via the `acpi_storage_d3` function 145 * but this property was introduced after many of these systems launched 146 * and most OEM systems don't have it in their BIOS. 147 * 148 * The Microsoft documentation for StorageD3Enable mentioned that Windows has 149 * a hardcoded allowlist for D3 support, which was used for these platforms. 150 * 151 * This allows quirking on Linux in a similar fashion. 152 */ > 153 const struct x86_cpu_id storage_d3_cpu_ids[] = { 154 X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 96, NULL), /* Renoir */ 155 X86_MATCH_VENDOR_FAM_MODEL(AMD, 23, 104, NULL), /* Lucienne */ 156 {} 157 }; 158 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org