Hi Sebastian, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on jejb-scsi/for-next] [also build test WARNING on mkp-scsi/for-next v5.15-rc6 next-20211018] [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/Sebastian-Andrzej-Siewior/scsi-be2iscsi-Replace-irq_poll-with-threaded-IRQ-handler/20211018-233450 base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next config: x86_64-randconfig-r034-20211019 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d245f2e8597bfb52c34810a328d42b990e4af1a4) 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/0day-ci/linux/commit/9f6ca42b58a498f5ab7a8b479087d14574d30618 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Sebastian-Andrzej-Siewior/scsi-be2iscsi-Replace-irq_poll-with-threaded-IRQ-handler/20211018-233450 git checkout 9f6ca42b58a498f5ab7a8b479087d14574d30618 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/scsi/be2iscsi/be_main.c:707:8: warning: variable 'pbe_eq' is uninitialized when used here [-Wuninitialized] eq = &pbe_eq->q; ^~~~~~ drivers/scsi/be2iscsi/be_main.c:699:26: note: initialize the variable 'pbe_eq' to silence this warning struct be_eq_obj *pbe_eq; ^ = NULL drivers/scsi/be2iscsi/be_main.c:733:24: warning: variable 'eq' set but not used [-Wunused-but-set-variable] struct be_queue_info *eq; ^ >> drivers/scsi/be2iscsi/be_main.c:5388:33: warning: variable 'i' is uninitialized when used here [-Wuninitialized] pbe_eq = &phwi_context->be_eq[i]; ^ drivers/scsi/be2iscsi/be_main.c:5373:16: note: initialize the variable 'i' to silence this warning unsigned int i; ^ = 0 3 warnings generated. vim +/pbe_eq +707 drivers/scsi/be2iscsi/be_main.c 695 696 static irqreturn_t be_iopoll(struct beiscsi_hba *phba) 697 { 698 unsigned int ret, io_events; 699 struct be_eq_obj *pbe_eq; 700 struct be_eq_entry *eqe = NULL; 701 struct be_queue_info *eq; 702 703 if (beiscsi_hba_in_error(phba)) 704 return IRQ_NONE; 705 706 io_events = 0; > 707 eq = &pbe_eq->q; 708 eqe = queue_tail_node(eq); 709 while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32] & 710 EQE_VALID_MASK) { 711 AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0); 712 queue_tail_inc(eq); 713 eqe = queue_tail_node(eq); 714 io_events++; 715 } 716 hwi_ring_eq_db(phba, eq->id, 1, io_events, 0, 1); 717 718 ret = beiscsi_process_cq(pbe_eq); 719 pbe_eq->cq_count += ret; 720 beiscsi_log(phba, KERN_INFO, 721 BEISCSI_LOG_CONFIG | BEISCSI_LOG_IO, 722 "BM_%d : rearm pbe_eq->q.id =%d ret %d\n", 723 pbe_eq->q.id, ret); 724 if (!beiscsi_hba_in_error(phba)) 725 hwi_ring_eq_db(phba, pbe_eq->q.id, 0, 0, 1, 1); 726 727 return IRQ_HANDLED; 728 } 729 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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