1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. 4 * Copyright (C) 2017 Oracle. 5 * All Rights Reserved. 6 */ 7 #ifndef __XFS_ERRORTAG_H_ 8 #define __XFS_ERRORTAG_H_ 9 10 /* 11 * error injection tags - the labels can be anything you want 12 * but each tag should have its own unique number 13 */ 14 15 #define XFS_ERRTAG_NOERROR 0 16 #define XFS_ERRTAG_IFLUSH_1 1 17 #define XFS_ERRTAG_IFLUSH_2 2 18 #define XFS_ERRTAG_IFLUSH_3 3 19 #define XFS_ERRTAG_IFLUSH_4 4 20 #define XFS_ERRTAG_IFLUSH_5 5 21 #define XFS_ERRTAG_IFLUSH_6 6 22 #define XFS_ERRTAG_DA_READ_BUF 7 23 #define XFS_ERRTAG_BTREE_CHECK_LBLOCK 8 24 #define XFS_ERRTAG_BTREE_CHECK_SBLOCK 9 25 #define XFS_ERRTAG_ALLOC_READ_AGF 10 26 #define XFS_ERRTAG_IALLOC_READ_AGI 11 27 #define XFS_ERRTAG_ITOBP_INOTOBP 12 28 #define XFS_ERRTAG_IUNLINK 13 29 #define XFS_ERRTAG_IUNLINK_REMOVE 14 30 #define XFS_ERRTAG_DIR_INO_VALIDATE 15 31 #define XFS_ERRTAG_BULKSTAT_READ_CHUNK 16 32 #define XFS_ERRTAG_IODONE_IOERR 17 33 #define XFS_ERRTAG_STRATREAD_IOERR 18 34 #define XFS_ERRTAG_STRATCMPL_IOERR 19 35 #define XFS_ERRTAG_DIOWRITE_IOERR 20 36 #define XFS_ERRTAG_BMAPIFORMAT 21 37 #define XFS_ERRTAG_FREE_EXTENT 22 38 #define XFS_ERRTAG_RMAP_FINISH_ONE 23 39 #define XFS_ERRTAG_REFCOUNT_CONTINUE_UPDATE 24 40 #define XFS_ERRTAG_REFCOUNT_FINISH_ONE 25 41 #define XFS_ERRTAG_BMAP_FINISH_ONE 26 42 #define XFS_ERRTAG_AG_RESV_CRITICAL 27 43 /* 44 * DEBUG mode instrumentation to test and/or trigger delayed allocation 45 * block killing in the event of failed writes. When enabled, all 46 * buffered writes are silenty dropped and handled as if they failed. 47 * All delalloc blocks in the range of the write (including pre-existing 48 * delalloc blocks!) are tossed as part of the write failure error 49 * handling sequence. 50 */ 51 #define XFS_ERRTAG_DROP_WRITES 28 52 #define XFS_ERRTAG_LOG_BAD_CRC 29 53 #define XFS_ERRTAG_LOG_ITEM_PIN 30 54 #define XFS_ERRTAG_BUF_LRU_REF 31 55 #define XFS_ERRTAG_FORCE_SCRUB_REPAIR 32 56 #define XFS_ERRTAG_FORCE_SUMMARY_RECALC 33 57 #define XFS_ERRTAG_IUNLINK_FALLBACK 34 58 #define XFS_ERRTAG_BUF_IOERROR 35 59 #define XFS_ERRTAG_REDUCE_MAX_IEXTENTS 36 60 #define XFS_ERRTAG_BMAP_ALLOC_MINLEN_EXTENT 37 61 #define XFS_ERRTAG_AG_RESV_FAIL 38 62 #define XFS_ERRTAG_LARP 39 63 #define XFS_ERRTAG_DA_LEAF_SPLIT 40 64 #define XFS_ERRTAG_ATTR_LEAF_TO_NODE 41 65 #define XFS_ERRTAG_MAX 42 66 67 /* 68 * Random factors for above tags, 1 means always, 2 means 1/2 time, etc. 69 */ 70 #define XFS_RANDOM_DEFAULT 100 71 #define XFS_RANDOM_IFLUSH_1 XFS_RANDOM_DEFAULT 72 #define XFS_RANDOM_IFLUSH_2 XFS_RANDOM_DEFAULT 73 #define XFS_RANDOM_IFLUSH_3 XFS_RANDOM_DEFAULT 74 #define XFS_RANDOM_IFLUSH_4 XFS_RANDOM_DEFAULT 75 #define XFS_RANDOM_IFLUSH_5 XFS_RANDOM_DEFAULT 76 #define XFS_RANDOM_IFLUSH_6 XFS_RANDOM_DEFAULT 77 #define XFS_RANDOM_DA_READ_BUF XFS_RANDOM_DEFAULT 78 #define XFS_RANDOM_BTREE_CHECK_LBLOCK (XFS_RANDOM_DEFAULT/4) 79 #define XFS_RANDOM_BTREE_CHECK_SBLOCK XFS_RANDOM_DEFAULT 80 #define XFS_RANDOM_ALLOC_READ_AGF XFS_RANDOM_DEFAULT 81 #define XFS_RANDOM_IALLOC_READ_AGI XFS_RANDOM_DEFAULT 82 #define XFS_RANDOM_ITOBP_INOTOBP XFS_RANDOM_DEFAULT 83 #define XFS_RANDOM_IUNLINK XFS_RANDOM_DEFAULT 84 #define XFS_RANDOM_IUNLINK_REMOVE XFS_RANDOM_DEFAULT 85 #define XFS_RANDOM_DIR_INO_VALIDATE XFS_RANDOM_DEFAULT 86 #define XFS_RANDOM_BULKSTAT_READ_CHUNK XFS_RANDOM_DEFAULT 87 #define XFS_RANDOM_IODONE_IOERR (XFS_RANDOM_DEFAULT/10) 88 #define XFS_RANDOM_STRATREAD_IOERR (XFS_RANDOM_DEFAULT/10) 89 #define XFS_RANDOM_STRATCMPL_IOERR (XFS_RANDOM_DEFAULT/10) 90 #define XFS_RANDOM_DIOWRITE_IOERR (XFS_RANDOM_DEFAULT/10) 91 #define XFS_RANDOM_BMAPIFORMAT XFS_RANDOM_DEFAULT 92 #define XFS_RANDOM_FREE_EXTENT 1 93 #define XFS_RANDOM_RMAP_FINISH_ONE 1 94 #define XFS_RANDOM_REFCOUNT_CONTINUE_UPDATE 1 95 #define XFS_RANDOM_REFCOUNT_FINISH_ONE 1 96 #define XFS_RANDOM_BMAP_FINISH_ONE 1 97 #define XFS_RANDOM_AG_RESV_CRITICAL 4 98 #define XFS_RANDOM_DROP_WRITES 1 99 #define XFS_RANDOM_LOG_BAD_CRC 1 100 #define XFS_RANDOM_LOG_ITEM_PIN 1 101 #define XFS_RANDOM_BUF_LRU_REF 2 102 #define XFS_RANDOM_FORCE_SCRUB_REPAIR 1 103 #define XFS_RANDOM_FORCE_SUMMARY_RECALC 1 104 #define XFS_RANDOM_IUNLINK_FALLBACK (XFS_RANDOM_DEFAULT/10) 105 #define XFS_RANDOM_BUF_IOERROR XFS_RANDOM_DEFAULT 106 #define XFS_RANDOM_REDUCE_MAX_IEXTENTS 1 107 #define XFS_RANDOM_BMAP_ALLOC_MINLEN_EXTENT 1 108 #define XFS_RANDOM_AG_RESV_FAIL 1 109 #define XFS_RANDOM_LARP 1 110 #define XFS_RANDOM_DA_LEAF_SPLIT 1 111 #define XFS_RANDOM_ATTR_LEAF_TO_NODE 1 112 113 #endif /* __XFS_ERRORTAG_H_ */ 114