Re: [PATCH] lib/crc: arm64: add NEON accelerated CRC64-NVMe implementation

[kernel test robot <lkp@intel.com>]

Hi Demian,

kernel test robot noticed the following build warnings:

[auto build test WARNING on ebiggers/crc-next]
[also build test WARNING on linus/master v7.0-rc4 next-20260319]
[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/Demian-Shulhan/lib-crc-arm64-add-NEON-accelerated-CRC64-NVMe-implementation/20260318-003936
base:   https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git crc-next
patch link:    https://lore.kernel.org/r/20260317065425.2684093-1-demyansh%40gmail.com
patch subject: [PATCH] lib/crc: arm64: add NEON accelerated CRC64-NVMe implementation
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20260320/202603201958.gFoHxLV7-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260320/202603201958.gFoHxLV7-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/202603201958.gFoHxLV7-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> lib/crc/arm64/crc64-neon-inner.c:20:5: warning: no previous prototype for function 'crc64_nvme_arm64_c' [-Wmissing-prototypes]
      20 | u64 crc64_nvme_arm64_c(u64 crc, const u8 *p, size_t len)
         |     ^
   lib/crc/arm64/crc64-neon-inner.c:20:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
      20 | u64 crc64_nvme_arm64_c(u64 crc, const u8 *p, size_t len)
         | ^
         | static 
   1 warning generated.


vim +/crc64_nvme_arm64_c +20 lib/crc/arm64/crc64-neon-inner.c

    19	
  > 20	u64 crc64_nvme_arm64_c(u64 crc, const u8 *p, size_t len)

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