[kbuild-all] drivers/cxl/core/mbox.c:330:6: error: unexpected token, expected comma

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 1d1df41c5a33359a00e919d54eaebfb789711fdc commit: 4faf31b43468c58e2c8c91cc5fa26f08a6b733be cxl/mbox: Move mailbox and other non-PCI specific infrastructure to the core date: 4 months ago config: mips-randconfig-r003-20220118 (https://download.01.org/0day-ci/archive/20220120/202201200842.QCcshg1P-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 5f782d25a742302d25ef3c8b84b54f7483c2deb9) 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 mips cross compiling tool for clang build # apt-get install binutils-mips-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit... git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 4faf31b43468c58e2c8c91cc5fa26f08a6b733be # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/cxl/core/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): if (get_user(n_commands, &q->n_commands)) ^ arch/mips/include/asm/uaccess.h:138:33: note: expanded from macro 'get_user' access_ok(__p, sizeof(*__p)) ? __get_user((x), __p) : \ ^ arch/mips/include/asm/uaccess.h:224:23: note: expanded from macro '__get_user' __get_data_asm((x), user_lw, __gu_ptr); \ ^ <inline asm>:3:10: note: instantiated into assembly here .set eva ^ if (get_user(n_commands, &q->n_commands)) ^ arch/mips/include/asm/uaccess.h:138:33: note: expanded from macro 'get_user' access_ok(__p, sizeof(*__p)) ? __get_user((x), __p) : \ ^ arch/mips/include/asm/uaccess.h:224:23: note: expanded from macro '__get_user' __get_data_asm((x), user_lw, __gu_ptr); \ ^ <inline asm>:4:10: note: instantiated into assembly here lwe $4, 0($16) ^ drivers/cxl/core/mbox.c:335:10: error: unexpected token, expected comma return put_user(cxl_cmd_count, &q->n_commands); ^ arch/mips/include/asm/uaccess.h:112:33: note: expanded from macro 'put_user' access_ok(__p, sizeof(*__p)) ? __put_user((x), __p) : -EFAULT; \ ^ arch/mips/include/asm/uaccess.h:177:18: note: expanded from macro '__put_user' __put_data_asm(user_sw, __pu_ptr); \ ^ <inline asm>:3:10: note: instantiated into assembly here .set eva ^ drivers/cxl/core/mbox.c:335:10: error: invalid operand for instruction return put_user(cxl_cmd_count, &q->n_commands); ^ arch/mips/include/asm/uaccess.h:112:33: note: expanded from macro 'put_user' access_ok(__p, sizeof(*__p)) ? __put_user((x), __p) : -EFAULT; \ ^ arch/mips/include/asm/uaccess.h:177:18: note: expanded from macro '__put_user' __put_data_asm(user_sw, __pu_ptr); \ ^ <inline asm>:4:10: note: instantiated into assembly here swe $3, 0($16) ^ 4 errors generated. vim +330 drivers/cxl/core/mbox.c 319 320 int cxl_query_cmd(struct cxl_memdev *cxlmd, 321 struct cxl_mem_query_commands __user *q) 322 { 323 struct device *dev = &cxlmd->dev; 324 struct cxl_mem_command *cmd; 325 u32 n_commands; 326 int j = 0; 327 328 dev_dbg(dev, "Query IOCTL\n"); 329 331 return -EFAULT; 332 333 /* returns the total number if 0 elements are requested. */ 334 if (n_commands == 0) 335 return put_user(cxl_cmd_count, &q->n_commands); 336 337 /* 338 * otherwise, return max(n_commands, total commands) cxl_command_info 339 * structures. 340 */ 341 cxl_for_each_cmd(cmd) { 342 const struct cxl_command_info *info = &cmd->info; 343 344 if (copy_to_user(&q->commands[j++], info, sizeof(*info))) 345 return -EFAULT; 346 347 if (j == n_commands) 348 break; 349 } 350 351 return 0; 352 } 353 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org