Re: [PATCH] zstd: Build with -O3 and use shift mask on arm64

Re: [PATCH] zstd: Build with -O3 and use shift mask on arm64

[kernel test robot]

Hi Jenhao,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-nonmm-unstable]
[also build test ERROR on linus/master v7.3 next-20261030]
[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/Jenhao-Chen/zstd-Build-with-O3-and-use-shift-mask-on-arm64/20261030-121633
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable
patch link:    https://lore.kernel.org/r/20261030121633.258612-1-jenhaochen%40google.com
patch subject: [PATCH] zstd: Build with -O3 and use shift mask on arm64
config: nios2-randconfig-1000-20261101 (https://download.01.org/0day-ci/archive/20261101/202611011223.PoKyD37Y-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261101/202611011223.PoKyD37Y-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/202611011223.PoKyD37Y-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: lib/zstd/zstd_compress.ko: symbol '__divsi3_table' undefined!

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