tree: https://github.com/jpirko/linux_mlxsw linecards head: 2399de99a931630e05915fbcb4f84ca21a8e000a commit: 8693f5ee04deacc07510585fee350a2e30f7d4fc [55/109] mlxsw: core_linecards: Add line card objects and implement provisioning config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20211214/202112140518.H94LqdFM-lk...) compiler: m68k-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/jpirko/linux_mlxsw/commit/8693f5ee04deacc07510585fee35... git remote add jpirko-mlxsw https://github.com/jpirko/linux_mlxsw git fetch --no-tags jpirko-mlxsw linecards git checkout 8693f5ee04deacc07510585fee350a2e30f7d4fc # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash 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: In function 'mlxsw_linecard_unprovision': 366 | struct mlxsw_linecards *linecards; | ^~~~~~~~~ vim +/linecards +366 drivers/net/ethernet/mellanox/mlxsw/core_linecards.c 359 360 static int mlxsw_linecard_unprovision(struct devlink_linecard *devlink_linecard, 361 void *priv, 362 struct netlink_ext_ack *extack) 363 { 364 enum mlxsw_reg_mbct_fsm_state fsm_state; 365 struct mlxsw_linecard *linecard = priv; 367 enum mlxsw_reg_mbct_status status; 368 unsigned int ini_wait_retries = 0; 369 struct mlxsw_core *mlxsw_core; 370 int err; 371 372 mutex_lock(&linecard->lock); 373 374 linecards = linecard->linecards; 375 mlxsw_core = linecard->linecards->mlxsw_core; 376 377 query_ini_status: 378 err = mlxsw_linecard_query_status(linecard, &status, 379 &fsm_state, extack); 380 if (err) 381 goto err_out; 382 383 switch (fsm_state) { 384 case MLXSW_REG_MBCT_FSM_STATE_INI_IN_USE: 385 if (ini_wait_retries++ > MLXSW_LINECARD_INI_WAIT_RETRIES) { 386 NL_SET_ERR_MSG_MOD(extack, "Failed to wait for linecard INI to be not used"); 387 goto err_out; 388 } 389 mdelay(MLXSW_LINECARD_INI_WAIT_MS); 390 goto query_ini_status; 391 default: 392 break; 393 } 394 395 mlxsw_reg_mbct_pack(linecard->mbct_pl, linecard->slot_index, 396 MLXSW_REG_MBCT_OP_ERASE_INI_IMAGE, 0, 397 false, false, NULL); 398 err = mlxsw_reg_write(mlxsw_core, MLXSW_REG(mbct), 399 linecard->mbct_pl); 400 if (err) { 401 NL_SET_ERR_MSG_MOD(extack, "Failed to erase linecard INI"); 402 goto err_out; 403 } 404 mlxsw_reg_mbct_unpack(linecard->mbct_pl, NULL, &status, &fsm_state); 405 switch (status) { 406 case MLXSW_REG_MBCT_STATUS_ERASE_COMPLETE: 407 break; 408 default: 409 /* Should not happen */ 410 fallthrough; 411 case MLXSW_REG_MBCT_STATUS_ERASE_FAILED: 412 NL_SET_ERR_MSG_MOD(extack, "Failed to erase linecard INI"); 413 goto fix_fsm_err_out; 414 case MLXSW_REG_MBCT_STATUS_ERROR_INI_IN_USE: 415 NL_SET_ERR_MSG_MOD(extack, "Failed to erase linecard INI while being used"); 416 goto fix_fsm_err_out; 417 } 418 goto out; 419 420 fix_fsm_err_out: 421 mlxsw_linecard_fix_fsm_state(linecard, fsm_state); 422 err_out: 423 mlxsw_linecard_provision_fail(linecard); 424 out: 425 mutex_unlock(&linecard->lock); 426 return err; 427 } 428 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org