tree: https://github.com/jpirko/linux_mlxsw jiri_devel_linecards head: f53503fb3489103cf72bc705b0e49e4853e5d485 commit: 53d54437e55ccd600a39e5dd5227d163b3ead000 [13/56] mlxsw: core_linecards: Add line card objects and implement provisioning config: hexagon-allyesconfig (https://download.01.org/0day-ci/archive/20220116/202201160519.bgz5nnMA-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 650fc40b6d8d9a5869b4fca525d5f237b0ee2803) 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/jpirko/linux_mlxsw/commit/53d54437e55ccd600a39e5dd5227... git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw jiri_devel_linecards git checkout 53d54437e55ccd600a39e5dd5227d163b3ead000 # 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=hexagon SHELL=/bin/bash drivers/block/rnbd/ drivers/net/ethernet/mellanox/mlxsw/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:425:26: warning: variable 'linecards' set but not used [-Wunused-but-set-variable] struct mlxsw_linecards *linecards; ^ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:744:21: error: implicit declaration of function 'vmalloc' [-Werror,-Wimplicit-function-declaration] types_info->data = vmalloc(types_info->data_size); ^ types_info->data = vmalloc(types_info->data_size); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:772:2: error: implicit declaration of function 'vfree' [-Werror,-Wimplicit-function-declaration] vfree(types_info->data); ^ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:783:2: error: implicit declaration of function 'vfree' [-Werror,-Wimplicit-function-declaration] vfree(types_info->data); ^ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:806:14: error: implicit declaration of function 'vzalloc' [-Werror,-Wimplicit-function-declaration] linecards = vzalloc(struct_size(linecards, linecards, slot_count)); ^ linecards = vzalloc(struct_size(linecards, linecards, slot_count)); ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:842:2: error: implicit declaration of function 'vfree' [-Werror,-Wimplicit-function-declaration] vfree(linecards); ^ drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:860:2: error: implicit declaration of function 'vfree' [-Werror,-Wimplicit-function-declaration] vfree(linecards); ^ 3 warnings and 6 errors generated. vim +744 drivers/net/ethernet/mellanox/mlxsw/core_linecards.c 717 718 static int mlxsw_linecard_types_init(struct mlxsw_core *mlxsw_core, 719 struct mlxsw_linecards *linecards) 720 { 721 struct mlxsw_linecard_types_info *types_info; 722 const char *lc_ini_bundle_filename; 723 const struct firmware *firmware; 724 int err; 725 726 lc_ini_bundle_filename = mlxsw_core_lc_ini_bundle_filename(mlxsw_core); 727 if (!lc_ini_bundle_filename) 728 return 0; 729 730 err = request_firmware_direct(&firmware, lc_ini_bundle_filename, 731 linecards->bus_info->dev); 732 if (err) { 733 dev_warn(linecards->bus_info->dev, "Could not request linecards INI file \"%s\", provisioning will not be possible\n", 734 lc_ini_bundle_filename); 735 return 0; 736 } 737 738 types_info = kzalloc(sizeof(*types_info), GFP_KERNEL); 739 if (!types_info) 740 return -ENOMEM; 741 linecards->types_info = types_info; 742 743 types_info->data_size = firmware->size; 745 if (!types_info->data) { 746 err = -ENOMEM; 747 goto err_data_alloc; 748 } 749 memcpy(types_info->data, firmware->data, types_info->data_size); 750 release_firmware(firmware); 751 752 err = mlxsw_linecard_types_file_validate(linecards, types_info); 753 if (err) { 754 err = 0; 755 goto err_type_file_file_validate; 756 } 757 758 types_info->ini_files = kmalloc_array(types_info->count, 759 sizeof(struct mlxsw_linecard_ini_file), 760 GFP_KERNEL); 761 if (!types_info->ini_files) { 762 err = -ENOMEM; 763 goto err_ini_files_alloc; 764 } 765 766 mlxsw_linecard_types_file_parse(types_info); 767 768 return 0; 769 770 err_ini_files_alloc: 771 err_type_file_file_validate: 773 err_data_alloc: 774 kfree(types_info); 775 return err; 776 } 777 778 static void mlxsw_linecard_types_fini(struct mlxsw_linecards *linecards) 779 { 780 struct mlxsw_linecard_types_info *types_info = linecards->types_info; 781 782 kfree(types_info->ini_files); 783 vfree(types_info->data); 784 kfree(types_info); 785 } 786 787 int mlxsw_linecards_init(struct mlxsw_core *mlxsw_core, 788 const struct mlxsw_bus_info *bus_info) 789 { 790 char mgpir_pl[MLXSW_REG_MGPIR_LEN]; 791 struct mlxsw_linecards *linecards; 792 u8 slot_count; 793 int err; 794 int i; 795 796 mlxsw_reg_mgpir_pack(mgpir_pl, 0); 797 err = mlxsw_reg_query(mlxsw_core, MLXSW_REG(mgpir), mgpir_pl); 798 if (err) 799 return err; 800 801 mlxsw_reg_mgpir_unpack(mgpir_pl, NULL, NULL, NULL, 802 NULL, &slot_count); 803 if (!slot_count) 804 return 0; 805 807 if (!linecards) 808 return -ENOMEM; 809 linecards->count = slot_count; 810 linecards->mlxsw_core = mlxsw_core; 811 linecards->bus_info = bus_info; 812 813 err = mlxsw_linecard_types_init(mlxsw_core, linecards); 814 if (err) 815 goto err_types_init; 816 817 err = mlxsw_core_traps_register(mlxsw_core, mlxsw_linecard_listener, 818 ARRAY_SIZE(mlxsw_linecard_listener), 819 mlxsw_core); 820 if (err) 821 goto err_traps_register; 822 823 mlxsw_core_linecards_set(mlxsw_core, linecards); 824 825 for (i = 0; i < linecards->count; i++) { 826 err = mlxsw_linecard_init(mlxsw_core, linecards, i + 1); 827 if (err) 828 goto err_linecard_init; 829 } 830 831 return 0; 832 833 err_linecard_init: 834 for (i--; i >= 0; i--) 835 mlxsw_linecard_fini(mlxsw_core, linecards, i + 1); 836 mlxsw_core_traps_unregister(mlxsw_core, mlxsw_linecard_listener, 837 ARRAY_SIZE(mlxsw_linecard_listener), 838 mlxsw_core); 839 err_traps_register: 840 mlxsw_linecard_types_fini(linecards); 841 err_types_init: 842 vfree(linecards); 843 844 return err; 845 } 846 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org