[weiny2:cxl-cper-2023-12-13 8/9] drivers/firmware/efi/cper_cxl.c:192:1: sparse: sparse: symbol 'cxl_cper_rw_sem' was not declared. Should it be static?

[weiny2:cxl-cper-2023-12-13 8/9] drivers/firmware/efi/cper_cxl.c:192:1: sparse: sparse: symbol 'cxl_cper_rw_sem' was not declared. Should it be static?

[kernel test robot]

tree:   https://github.com/weiny2/linux-kernel.git cxl-cper-2023-12-13
head:   effd1d38713375ee60e89f1bef31eea1ba668304
commit: 3394ce85e912b328886077c5a439c65284767bb8 [8/9] firmware/efi: Process CXL Component Events
config: x86_64-randconfig-121-20231214 (https://download.01.org/0day-ci/archive/20231214/202312142211.cbcsaH5v-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312142211.cbcsaH5v-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202312142211.cbcsaH5v-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/firmware/efi/cper_cxl.c:192:1: sparse: sparse: symbol 'cxl_cper_rw_sem' was not declared. Should it be static?
   drivers/firmware/efi/cper_cxl.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
   include/linux/page-flags.h:242:46: sparse: sparse: self-comparison always evaluates to false

vim +/cxl_cper_rw_sem +192 drivers/firmware/efi/cper_cxl.c

   191	
 > 192	DECLARE_RWSEM(cxl_cper_rw_sem);
   193	static cxl_cper_notifier cper_notifier;
   194	

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