[PATCH v4 2/3] riscv: optimized memmove

[kernel test robot]

Hi Matteo,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linux/master]
[also build test ERROR on linus/master v5.15-rc1 next-20210917]
[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/Matteo-Croce/riscv-optimized-mem-functions/20210920-032303
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git bdb575f872175ed0ecf2638369da1cb7a6e86a14
config: riscv-randconfig-r004-20210919 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 11.2.0
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
        # https://github.com/0day-ci/linux/commit/9a948fd7d78a58890608e9dd0f77e5ff84f36e3e
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Matteo-Croce/riscv-optimized-mem-functions/20210920-032303
        git checkout 9a948fd7d78a58890608e9dd0f77e5ff84f36e3e
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   arch/riscv/lib/string.c: In function '__memmove':
>> arch/riscv/lib/string.c:89:7: error: inlining failed in call to 'always_inline' 'memcpy': function body can be overwritten at link time
      89 | void *memcpy(void *dest, const void *src, size_t count) __weak __alias(__memcpy);
         |       ^~~~~~
   arch/riscv/lib/string.c:99:24: note: called from here
      99 |                 return memcpy(dest, src, count);
         |                        ^~~~~~~~~~~~~~~~~~~~~~~~


vim +89 arch/riscv/lib/string.c

86c5866e9b7fdd Matteo Croce 2021-09-19  88  
86c5866e9b7fdd Matteo Croce 2021-09-19 @89  void *memcpy(void *dest, const void *src, size_t count) __weak __alias(__memcpy);
86c5866e9b7fdd Matteo Croce 2021-09-19  90  EXPORT_SYMBOL(memcpy);
9a948fd7d78a58 Matteo Croce 2021-09-19  91  

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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