tree: https://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux.git net-next-mlx5 head: 74ad52eeafcf44957089a3ef1ce23041e194a0b5 commit: aa61dded520ff36aad032da0cf4f1ec5c0dabb74 [12/14] ethtool: Add support for 100Gbps per lane link modes config: arm-randconfig-r003-20200519 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 135b877874fae96b4372c8a3fbfaa8ff44ff86e3) reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi git checkout aa61dded520ff36aad032da0cf4f1ec5c0dabb74 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ net/ethtool/linkmodes.c:169:48: note: expanded from macro '__DEFINE_LINK_MODE_PARAMS' [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { ^~~ net/ethtool/linkmodes.c:258:2: note: previous initialization is here __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ net/ethtool/linkmodes.c:169:48: note: expanded from macro '__DEFINE_LINK_MODE_PARAMS' [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { ^~~ 1 warning generated. vim +260 net/ethtool/linkmodes.c 167 168 #define __DEFINE_LINK_MODE_PARAMS(_speed, _type, _duplex) \ 169 [ETHTOOL_LINK_MODE(_speed, _type, _duplex)] = { \ 170 .speed = SPEED_ ## _speed, \ 171 .duplex = __DUPLEX_ ## _duplex \ 172 } 173 #define __DUPLEX_Half DUPLEX_HALF 174 #define __DUPLEX_Full DUPLEX_FULL 175 #define __DEFINE_SPECIAL_MODE_PARAMS(_mode) \ 176 [ETHTOOL_LINK_MODE_ ## _mode ## _BIT] = { \ 177 .speed = SPEED_UNKNOWN, \ 178 .duplex = DUPLEX_UNKNOWN, \ 179 } 180 181 static const struct link_mode_info link_mode_params[] = { 182 __DEFINE_LINK_MODE_PARAMS(10, T, Half), 183 __DEFINE_LINK_MODE_PARAMS(10, T, Full), 184 __DEFINE_LINK_MODE_PARAMS(100, T, Half), 185 __DEFINE_LINK_MODE_PARAMS(100, T, Full), 186 __DEFINE_LINK_MODE_PARAMS(1000, T, Half), 187 __DEFINE_LINK_MODE_PARAMS(1000, T, Full), 188 __DEFINE_SPECIAL_MODE_PARAMS(Autoneg), 189 __DEFINE_SPECIAL_MODE_PARAMS(TP), 190 __DEFINE_SPECIAL_MODE_PARAMS(AUI), 191 __DEFINE_SPECIAL_MODE_PARAMS(MII), 192 __DEFINE_SPECIAL_MODE_PARAMS(FIBRE), 193 __DEFINE_SPECIAL_MODE_PARAMS(BNC), 194 __DEFINE_LINK_MODE_PARAMS(10000, T, Full), 195 __DEFINE_SPECIAL_MODE_PARAMS(Pause), 196 __DEFINE_SPECIAL_MODE_PARAMS(Asym_Pause), 197 __DEFINE_LINK_MODE_PARAMS(2500, X, Full), 198 __DEFINE_SPECIAL_MODE_PARAMS(Backplane), 199 __DEFINE_LINK_MODE_PARAMS(1000, KX, Full), 200 __DEFINE_LINK_MODE_PARAMS(10000, KX4, Full), 201 __DEFINE_LINK_MODE_PARAMS(10000, KR, Full), 202 [ETHTOOL_LINK_MODE_10000baseR_FEC_BIT] = { 203 .speed = SPEED_10000, 204 .duplex = DUPLEX_FULL, 205 }, 206 __DEFINE_LINK_MODE_PARAMS(20000, MLD2, Full), 207 __DEFINE_LINK_MODE_PARAMS(20000, KR2, Full), 208 __DEFINE_LINK_MODE_PARAMS(40000, KR4, Full), 209 __DEFINE_LINK_MODE_PARAMS(40000, CR4, Full), 210 __DEFINE_LINK_MODE_PARAMS(40000, SR4, Full), 211 __DEFINE_LINK_MODE_PARAMS(40000, LR4, Full), 212 __DEFINE_LINK_MODE_PARAMS(56000, KR4, Full), 213 __DEFINE_LINK_MODE_PARAMS(56000, CR4, Full), 214 __DEFINE_LINK_MODE_PARAMS(56000, SR4, Full), 215 __DEFINE_LINK_MODE_PARAMS(56000, LR4, Full), 216 __DEFINE_LINK_MODE_PARAMS(25000, CR, Full), 217 __DEFINE_LINK_MODE_PARAMS(25000, KR, Full), 218 __DEFINE_LINK_MODE_PARAMS(25000, SR, Full), 219 __DEFINE_LINK_MODE_PARAMS(50000, CR2, Full), 220 __DEFINE_LINK_MODE_PARAMS(50000, KR2, Full), 221 __DEFINE_LINK_MODE_PARAMS(100000, KR4, Full), 222 __DEFINE_LINK_MODE_PARAMS(100000, SR4, Full), 223 __DEFINE_LINK_MODE_PARAMS(100000, CR4, Full), 224 __DEFINE_LINK_MODE_PARAMS(100000, LR4_ER4, Full), 225 __DEFINE_LINK_MODE_PARAMS(50000, SR2, Full), 226 __DEFINE_LINK_MODE_PARAMS(1000, X, Full), 227 __DEFINE_LINK_MODE_PARAMS(10000, CR, Full), 228 __DEFINE_LINK_MODE_PARAMS(10000, SR, Full), 229 __DEFINE_LINK_MODE_PARAMS(10000, LR, Full), 230 __DEFINE_LINK_MODE_PARAMS(10000, LRM, Full), 231 __DEFINE_LINK_MODE_PARAMS(10000, ER, Full), 232 __DEFINE_LINK_MODE_PARAMS(2500, T, Full), 233 __DEFINE_LINK_MODE_PARAMS(5000, T, Full), 234 __DEFINE_SPECIAL_MODE_PARAMS(FEC_NONE), 235 __DEFINE_SPECIAL_MODE_PARAMS(FEC_RS), 236 __DEFINE_SPECIAL_MODE_PARAMS(FEC_BASER), 237 __DEFINE_LINK_MODE_PARAMS(50000, KR, Full), 238 __DEFINE_LINK_MODE_PARAMS(50000, SR, Full), 239 __DEFINE_LINK_MODE_PARAMS(50000, CR, Full), 240 __DEFINE_LINK_MODE_PARAMS(50000, LR_ER_FR, Full), 241 __DEFINE_LINK_MODE_PARAMS(50000, DR, Full), 242 __DEFINE_LINK_MODE_PARAMS(100000, KR2, Full), 243 __DEFINE_LINK_MODE_PARAMS(100000, SR2, Full), 244 __DEFINE_LINK_MODE_PARAMS(100000, CR2, Full), 245 __DEFINE_LINK_MODE_PARAMS(100000, LR2_ER2_FR2, Full), 246 __DEFINE_LINK_MODE_PARAMS(100000, DR2, Full), 247 __DEFINE_LINK_MODE_PARAMS(200000, KR4, Full), 248 __DEFINE_LINK_MODE_PARAMS(200000, SR4, Full), 249 __DEFINE_LINK_MODE_PARAMS(200000, LR4_ER4_FR4, Full), 250 __DEFINE_LINK_MODE_PARAMS(200000, DR4, Full), 251 __DEFINE_LINK_MODE_PARAMS(200000, CR4, Full), 252 __DEFINE_LINK_MODE_PARAMS(100, T1, Full), 253 __DEFINE_LINK_MODE_PARAMS(1000, T1, Full), 254 __DEFINE_LINK_MODE_PARAMS(400000, KR8, Full), 255 __DEFINE_LINK_MODE_PARAMS(400000, SR8, Full), 256 __DEFINE_LINK_MODE_PARAMS(400000, LR8_ER8_FR8, Full), 257 __DEFINE_LINK_MODE_PARAMS(400000, DR8, Full), 258 __DEFINE_LINK_MODE_PARAMS(400000, CR8, Full), 259 __DEFINE_SPECIAL_MODE_PARAMS(FEC_LLRS), 261 __DEFINE_LINK_MODE_PARAMS(100000, KR, Full), 262 __DEFINE_LINK_MODE_PARAMS(100000, SR, Full), 263 __DEFINE_LINK_MODE_PARAMS(100000, LR_ER_FR, Full), 264 __DEFINE_LINK_MODE_PARAMS(100000, DR, Full), 265 __DEFINE_LINK_MODE_PARAMS(100000, CR, Full), 266 __DEFINE_LINK_MODE_PARAMS(200000, KR2, Full), 267 __DEFINE_LINK_MODE_PARAMS(200000, SR2, Full), 268 __DEFINE_LINK_MODE_PARAMS(200000, LR2_ER2_FR2, Full), 269 __DEFINE_LINK_MODE_PARAMS(200000, DR2, Full), 270 __DEFINE_LINK_MODE_PARAMS(200000, CR2, Full), 271 __DEFINE_LINK_MODE_PARAMS(400000, KR4, Full), 272 __DEFINE_LINK_MODE_PARAMS(400000, SR4, Full), 273 __DEFINE_LINK_MODE_PARAMS(400000, LR4_ER4_FR4, Full), 274 __DEFINE_LINK_MODE_PARAMS(400000, DR4, Full), 275 __DEFINE_LINK_MODE_PARAMS(400000, CR4, Full), 276 }; 277 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org