Messages in this thread | | | Date | Fri, 12 Nov 2021 07:04:43 +0800 | From | kernel test robot <> | Subject | Re: [PATCH v2 1/1] riscv: __asm_copy_to-from_user: Improve using word copy, if size is < 9*SZREG |
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Hi Akira,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master] [also build test ERROR on v5.15 next-20211111] [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/Akira-Tsukamoto/__asm_copy_to-from_user-Reduce-more-byte_copy/20211111-161445 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git debe436e77c72fcee804fb867f275e6d31aa999c config: riscv-buildonly-randconfig-r002-20211111 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 63ef0e17e28827eae53133b3467bdac7d9729318) 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 # install riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://github.com/0day-ci/linux/commit/cf2e8e9c4e9dc65552ca5ac0c85c198785f5d91c git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Akira-Tsukamoto/__asm_copy_to-from_user-Reduce-more-byte_copy/20211111-161445 git checkout cf2e8e9c4e9dc65552ca5ac0c85c198785f5d91c # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 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@intel.com>
All errors (new ones prefixed by >>):
>> <instantiation>:5:14: error: unknown token in expression .word 100b, ^ arch/riscv/lib/uaccess.S:92:2: note: while in macro instantiation fixup lw a5, 0(a1) ^ >> <instantiation>:5:14: error: unknown token in expression .word 100b, ^ arch/riscv/lib/uaccess.S:94:2: note: while in macro instantiation fixup sw a5, 0(a0) ^
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