Hi zhengbin, FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: b3a9e3b9622ae10064826dccb4f7a52bd88c7407 commit: 84769706dde5881b8da0dc3da666f7443be95a8a scsi: bnx2fc: remove set but not used variables 'task','port','orig_task' date: 10 months ago config: ia64-randconfig-r003-20200615 (attached as .config) compiler: ia64-linux-gcc (GCC) 9.3.0 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 git checkout 84769706dde5881b8da0dc3da666f7443be95a8a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> All warnings (new ones prefixed by >>, old ones prefixed by <<): In file included from arch/ia64/include/asm/pgtable.h:154, from include/linux/mm.h:99, from arch/ia64/include/asm/uaccess.h:38, from include/linux/uaccess.h:11, from include/linux/crypto.h:21, from include/crypto/hash.h:11, from include/linux/uio.h:10, from include/linux/socket.h:8, from include/linux/skbuff.h:19, from drivers/scsi/bnx2fc/bnx2fc.h:21, from drivers/scsi/bnx2fc/bnx2fc_hwi.c:16: arch/ia64/include/asm/mmu_context.h: In function 'reload_context': arch/ia64/include/asm/mmu_context.h:137:41: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable] 137 | unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4; | ^~~~~~~ drivers/scsi/bnx2fc/bnx2fc_hwi.c: In function 'bnx2fc_process_unsol_compl': << from drivers/scsi/bnx2fc/bnx2fc_hwi.c:16: >> drivers/scsi/bnx2fc/bnx2fc_hwi.c:638:16: warning: variable 'index' set but >> not used [-Wunused-but-set-variable] 638 | int task_idx, index; | ^~~~~ << from drivers/scsi/bnx2fc/bnx2fc_hwi.c:16: >> drivers/scsi/bnx2fc/bnx2fc_hwi.c:638:6: warning: variable 'task_idx' set but >> not used [-Wunused-but-set-variable] 638 | int task_idx, index; | ^~~~~~~~ drivers/scsi/bnx2fc/bnx2fc_hwi.c: In function 'bnx2fc_init_seq_cleanup_task': drivers/scsi/bnx2fc/bnx2fc_hwi.c:1466:21: warning: variable 'index' set but not used [-Wunused-but-set-variable] 1466 | int orig_task_idx, index; | ^~~~~ << from drivers/scsi/bnx2fc/bnx2fc_hwi.c:16: >> drivers/scsi/bnx2fc/bnx2fc_hwi.c:1466:6: warning: variable 'orig_task_idx' >> set but not used [-Wunused-but-set-variable] 1466 | int orig_task_idx, index; | ^~~~~~~~~~~~~ drivers/scsi/bnx2fc/bnx2fc_hwi.c: In function 'bnx2fc_allocate_hash_table': drivers/scsi/bnx2fc/bnx2fc_hwi.c:2046:7: warning: variable 'hi' set but not used [-Wunused-but-set-variable] 2046 | u32 hi; | ^~ drivers/scsi/bnx2fc/bnx2fc_hwi.c:2045:7: warning: variable 'lo' set but not used [-Wunused-but-set-variable] 2045 | u32 lo; | ^~ vim +/index +638 drivers/scsi/bnx2fc/bnx2fc_hwi.c 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 625 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 626 static void bnx2fc_process_unsol_compl(struct bnx2fc_rport *tgt, u16 wqe) 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 627 { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 628 u8 num_rq; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 629 struct fcoe_err_report_entry *err_entry; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 630 unsigned char *rq_data; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 631 unsigned char *buf = NULL, *buf1; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 632 int i; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 633 u16 xid; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 634 u32 frame_len, len; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 635 struct bnx2fc_cmd *io_req = NULL; aea71a024914e8 Bhanu Prakash Gollapudi 2011-07-26 636 struct bnx2fc_interface *interface = tgt->port->priv; aea71a024914e8 Bhanu Prakash Gollapudi 2011-07-26 637 struct bnx2fc_hba *hba = interface->hba; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 @638 int task_idx, index; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 639 int rc = 0; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 640 u64 err_warn_bit_map; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 641 u8 err_warn = 0xff; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 642 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 643 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 644 BNX2FC_TGT_DBG(tgt, "Entered UNSOL COMPLETION wqe = 0x%x\n", wqe); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 645 switch (wqe & FCOE_UNSOLICITED_CQE_SUBTYPE) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 646 case FCOE_UNSOLICITED_FRAME_CQE_TYPE: 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 647 frame_len = (wqe & FCOE_UNSOLICITED_CQE_PKT_LEN) >> 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 648 FCOE_UNSOLICITED_CQE_PKT_LEN_SHIFT; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 649 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 650 num_rq = (frame_len + BNX2FC_RQ_BUF_SZ - 1) / BNX2FC_RQ_BUF_SZ; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 651 686959736a8543 Nithin Sujir 2011-03-17 652 spin_lock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 653 rq_data = (unsigned char *)bnx2fc_get_next_rqe(tgt, num_rq); 686959736a8543 Nithin Sujir 2011-03-17 654 spin_unlock_bh(&tgt->tgt_lock); 686959736a8543 Nithin Sujir 2011-03-17 655 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 656 if (rq_data) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 657 buf = rq_data; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 658 } else { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 659 buf1 = buf = kmalloc((num_rq * BNX2FC_RQ_BUF_SZ), 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 660 GFP_ATOMIC); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 661 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 662 if (!buf1) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 663 BNX2FC_TGT_DBG(tgt, "Memory alloc failure\n"); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 664 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 665 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 666 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 667 for (i = 0; i < num_rq; i++) { 686959736a8543 Nithin Sujir 2011-03-17 668 spin_lock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 669 rq_data = (unsigned char *) 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 670 bnx2fc_get_next_rqe(tgt, 1); 686959736a8543 Nithin Sujir 2011-03-17 671 spin_unlock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 672 len = BNX2FC_RQ_BUF_SZ; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 673 memcpy(buf1, rq_data, len); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 674 buf1 += len; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 675 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 676 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 677 bnx2fc_process_l2_frame_compl(tgt, buf, frame_len, 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 678 FC_XID_UNKNOWN); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 679 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 680 if (buf != rq_data) 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 681 kfree(buf); 686959736a8543 Nithin Sujir 2011-03-17 682 spin_lock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 683 bnx2fc_return_rqe(tgt, num_rq); 686959736a8543 Nithin Sujir 2011-03-17 684 spin_unlock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 685 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 686 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 687 case FCOE_ERROR_DETECTION_CQE_TYPE: 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 688 /* 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 689 * In case of error reporting CQE a single RQ entry 686959736a8543 Nithin Sujir 2011-03-17 690 * is consumed. 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 691 */ 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 692 spin_lock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 693 num_rq = 1; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 694 err_entry = (struct fcoe_err_report_entry *) 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 695 bnx2fc_get_next_rqe(tgt, 1); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 696 xid = err_entry->fc_hdr.ox_id; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 697 BNX2FC_TGT_DBG(tgt, "Unsol Error Frame OX_ID = 0x%x\n", xid); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 698 BNX2FC_TGT_DBG(tgt, "err_warn_bitmap = %08x:%08x\n", 619c5cb6885b93 Vlad Zolotarov 2011-06-14 699 err_entry->data.err_warn_bitmap_hi, 619c5cb6885b93 Vlad Zolotarov 2011-06-14 700 err_entry->data.err_warn_bitmap_lo); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 701 BNX2FC_TGT_DBG(tgt, "buf_offsets - tx = 0x%x, rx = 0x%x\n", 619c5cb6885b93 Vlad Zolotarov 2011-06-14 702 err_entry->data.tx_buf_off, err_entry->data.rx_buf_off); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 703 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 704 0eb43b4bb081a1 Bhanu Prakash Gollapudi 2013-04-22 705 if (xid > hba->max_xid) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 706 BNX2FC_TGT_DBG(tgt, "xid(0x%x) out of FW range\n", 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 707 xid); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 708 goto ret_err_rqe; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 709 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 710 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 711 task_idx = xid / BNX2FC_TASKS_PER_PAGE; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 712 index = xid % BNX2FC_TASKS_PER_PAGE; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 713 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 714 io_req = (struct bnx2fc_cmd *)hba->cmd_mgr->cmds[xid]; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 715 if (!io_req) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 716 goto ret_err_rqe; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 717 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 718 if (io_req->cmd_type != BNX2FC_SCSI_CMD) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 719 printk(KERN_ERR PFX "err_warn: Not a SCSI cmd\n"); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 720 goto ret_err_rqe; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 721 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 722 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 723 if (test_and_clear_bit(BNX2FC_FLAG_IO_CLEANUP, 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 724 &io_req->req_flags)) { 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 725 BNX2FC_IO_DBG(io_req, "unsol_err: cleanup in " 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 726 "progress.. ignore unsol err\n"); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 727 goto ret_err_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 728 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 729 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 730 err_warn_bit_map = (u64) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 731 ((u64)err_entry->data.err_warn_bitmap_hi << 32) | 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 732 (u64)err_entry->data.err_warn_bitmap_lo; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 733 for (i = 0; i < BNX2FC_NUM_ERR_BITS; i++) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 734 if (err_warn_bit_map & (u64)((u64)1 << i)) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 735 err_warn = i; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 736 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 737 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 738 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 739 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 740 /* 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 741 * If ABTS is already in progress, and FW error is 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 742 * received after that, do not cancel the timeout_work 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 743 * and let the error recovery continue by explicitly 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 744 * logging out the target, when the ABTS eventually 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 745 * times out. 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 746 */ 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 747 if (test_bit(BNX2FC_FLAG_ISSUE_ABTS, &io_req->req_flags)) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 748 printk(KERN_ERR PFX "err_warn: io_req (0x%x) already " 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 749 "in ABTS processing\n", xid); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 750 goto ret_err_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 751 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 752 BNX2FC_TGT_DBG(tgt, "err = 0x%x\n", err_warn); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 753 if (tgt->dev_type != TYPE_TAPE) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 754 goto skip_rec; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 755 switch (err_warn) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 756 case FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 757 case FCOE_ERROR_CODE_DATA_OOO_RO: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 758 case FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 759 case FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 760 case FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 761 case FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 762 BNX2FC_TGT_DBG(tgt, "REC TOV popped for xid - 0x%x\n", 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 763 xid); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 764 memcpy(&io_req->err_entry, err_entry, 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 765 sizeof(struct fcoe_err_report_entry)); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 766 if (!test_bit(BNX2FC_FLAG_SRR_SENT, 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 767 &io_req->req_flags)) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 768 spin_unlock_bh(&tgt->tgt_lock); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 769 rc = bnx2fc_send_rec(io_req); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 770 spin_lock_bh(&tgt->tgt_lock); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 771 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 772 if (rc) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 773 goto skip_rec; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 774 } else 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 775 printk(KERN_ERR PFX "SRR in progress\n"); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 776 goto ret_err_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 777 break; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 778 default: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 779 break; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 780 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 781 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 782 skip_rec: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 783 set_bit(BNX2FC_FLAG_ISSUE_ABTS, &io_req->req_flags); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 784 /* 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 785 * Cancel the timeout_work, as we received IO 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 786 * completion with FW error. 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 787 */ 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 788 if (cancel_delayed_work(&io_req->timeout_work)) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 789 kref_put(&io_req->refcount, bnx2fc_cmd_release); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 790 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 791 rc = bnx2fc_initiate_abts(io_req); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 792 if (rc != SUCCESS) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 793 printk(KERN_ERR PFX "err_warn: initiate_abts " 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 794 "failed xid = 0x%x. issue cleanup\n", 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 795 io_req->xid); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 796 bnx2fc_initiate_cleanup(io_req); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 797 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 798 ret_err_rqe: 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 799 bnx2fc_return_rqe(tgt, 1); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 800 spin_unlock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 801 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 802 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 803 case FCOE_WARNING_DETECTION_CQE_TYPE: 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 804 /* 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 805 *In case of warning reporting CQE a single RQ entry 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 806 * is consumes. 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 807 */ 686959736a8543 Nithin Sujir 2011-03-17 808 spin_lock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 809 num_rq = 1; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 810 err_entry = (struct fcoe_err_report_entry *) 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 811 bnx2fc_get_next_rqe(tgt, 1); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 812 xid = cpu_to_be16(err_entry->fc_hdr.ox_id); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 813 BNX2FC_TGT_DBG(tgt, "Unsol Warning Frame OX_ID = 0x%x\n", xid); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 814 BNX2FC_TGT_DBG(tgt, "err_warn_bitmap = %08x:%08x", 619c5cb6885b93 Vlad Zolotarov 2011-06-14 815 err_entry->data.err_warn_bitmap_hi, 619c5cb6885b93 Vlad Zolotarov 2011-06-14 816 err_entry->data.err_warn_bitmap_lo); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 817 BNX2FC_TGT_DBG(tgt, "buf_offsets - tx = 0x%x, rx = 0x%x", 619c5cb6885b93 Vlad Zolotarov 2011-06-14 818 err_entry->data.tx_buf_off, err_entry->data.rx_buf_off); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 819 0eb43b4bb081a1 Bhanu Prakash Gollapudi 2013-04-22 820 if (xid > hba->max_xid) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 821 BNX2FC_TGT_DBG(tgt, "xid(0x%x) out of FW range\n", xid); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 822 goto ret_warn_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 823 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 824 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 825 err_warn_bit_map = (u64) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 826 ((u64)err_entry->data.err_warn_bitmap_hi << 32) | 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 827 (u64)err_entry->data.err_warn_bitmap_lo; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 828 for (i = 0; i < BNX2FC_NUM_ERR_BITS; i++) { d0c0d902339249 Colin Ian King 2019-05-04 829 if (err_warn_bit_map & ((u64)1 << i)) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 830 err_warn = i; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 831 break; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 832 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 833 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 834 BNX2FC_TGT_DBG(tgt, "warn = 0x%x\n", err_warn); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 835 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 836 task_idx = xid / BNX2FC_TASKS_PER_PAGE; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 837 index = xid % BNX2FC_TASKS_PER_PAGE; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 838 io_req = (struct bnx2fc_cmd *)hba->cmd_mgr->cmds[xid]; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 839 if (!io_req) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 840 goto ret_warn_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 841 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 842 if (io_req->cmd_type != BNX2FC_SCSI_CMD) { 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 843 printk(KERN_ERR PFX "err_warn: Not a SCSI cmd\n"); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 844 goto ret_warn_rqe; 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 845 } 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 846 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 847 memcpy(&io_req->err_entry, err_entry, 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 848 sizeof(struct fcoe_err_report_entry)); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 849 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 850 if (err_warn == FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION) 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 851 /* REC_TOV is not a warning code */ 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 852 BUG_ON(1); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 853 else 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 854 BNX2FC_TGT_DBG(tgt, "Unsolicited warning\n"); 7b594769120b43 Bhanu Prakash Gollapudi 2011-07-27 855 ret_warn_rqe: 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 856 bnx2fc_return_rqe(tgt, 1); 686959736a8543 Nithin Sujir 2011-03-17 857 spin_unlock_bh(&tgt->tgt_lock); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 858 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 859 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 860 default: 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 861 printk(KERN_ERR PFX "Unsol Compl: Invalid CQE Subtype\n"); 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 862 break; 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 863 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 864 } 853e2bd2103aaa Bhanu Gollapudi 2011-02-04 865 :::::: The code at line 638 was first introduced by commit :::::: 853e2bd2103aaa91d1ba1c0b57ba17628d836f03 [SCSI] bnx2fc: Broadcom FCoE offload driver :::::: TO: Bhanu Gollapudi <[email protected]> :::::: CC: James Bottomley <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
