1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
4 * Copyright (C) 2017 Oracle.
7 #ifndef __XFS_ERRORTAG_H_
8 #define __XFS_ERRORTAG_H_
11 * error injection tags - the labels can be anything you want
12 * but each tag should have its own unique number
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
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
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_MAX 39
65 * Random factors for above tags, 1 means always, 2 means 1/2 time, etc.
67 #define XFS_RANDOM_DEFAULT 100
68 #define XFS_RANDOM_IFLUSH_1 XFS_RANDOM_DEFAULT
69 #define XFS_RANDOM_IFLUSH_2 XFS_RANDOM_DEFAULT
70 #define XFS_RANDOM_IFLUSH_3 XFS_RANDOM_DEFAULT
71 #define XFS_RANDOM_IFLUSH_4 XFS_RANDOM_DEFAULT
72 #define XFS_RANDOM_IFLUSH_5 XFS_RANDOM_DEFAULT
73 #define XFS_RANDOM_IFLUSH_6 XFS_RANDOM_DEFAULT
74 #define XFS_RANDOM_DA_READ_BUF XFS_RANDOM_DEFAULT
75 #define XFS_RANDOM_BTREE_CHECK_LBLOCK (XFS_RANDOM_DEFAULT/4)
76 #define XFS_RANDOM_BTREE_CHECK_SBLOCK XFS_RANDOM_DEFAULT
77 #define XFS_RANDOM_ALLOC_READ_AGF XFS_RANDOM_DEFAULT
78 #define XFS_RANDOM_IALLOC_READ_AGI XFS_RANDOM_DEFAULT
79 #define XFS_RANDOM_ITOBP_INOTOBP XFS_RANDOM_DEFAULT
80 #define XFS_RANDOM_IUNLINK XFS_RANDOM_DEFAULT
81 #define XFS_RANDOM_IUNLINK_REMOVE XFS_RANDOM_DEFAULT
82 #define XFS_RANDOM_DIR_INO_VALIDATE XFS_RANDOM_DEFAULT
83 #define XFS_RANDOM_BULKSTAT_READ_CHUNK XFS_RANDOM_DEFAULT
84 #define XFS_RANDOM_IODONE_IOERR (XFS_RANDOM_DEFAULT/10)
85 #define XFS_RANDOM_STRATREAD_IOERR (XFS_RANDOM_DEFAULT/10)
86 #define XFS_RANDOM_STRATCMPL_IOERR (XFS_RANDOM_DEFAULT/10)
87 #define XFS_RANDOM_DIOWRITE_IOERR (XFS_RANDOM_DEFAULT/10)
88 #define XFS_RANDOM_BMAPIFORMAT XFS_RANDOM_DEFAULT
89 #define XFS_RANDOM_FREE_EXTENT 1
90 #define XFS_RANDOM_RMAP_FINISH_ONE 1
91 #define XFS_RANDOM_REFCOUNT_CONTINUE_UPDATE 1
92 #define XFS_RANDOM_REFCOUNT_FINISH_ONE 1
93 #define XFS_RANDOM_BMAP_FINISH_ONE 1
94 #define XFS_RANDOM_AG_RESV_CRITICAL 4
95 #define XFS_RANDOM_DROP_WRITES 1
96 #define XFS_RANDOM_LOG_BAD_CRC 1
97 #define XFS_RANDOM_LOG_ITEM_PIN 1
98 #define XFS_RANDOM_BUF_LRU_REF 2
99 #define XFS_RANDOM_FORCE_SCRUB_REPAIR 1
100 #define XFS_RANDOM_FORCE_SUMMARY_RECALC 1
101 #define XFS_RANDOM_IUNLINK_FALLBACK (XFS_RANDOM_DEFAULT/10)
102 #define XFS_RANDOM_BUF_IOERROR XFS_RANDOM_DEFAULT
103 #define XFS_RANDOM_REDUCE_MAX_IEXTENTS 1
104 #define XFS_RANDOM_BMAP_ALLOC_MINLEN_EXTENT 1
105 #define XFS_RANDOM_AG_RESV_FAIL 1
107 #endif /* __XFS_ERRORTAG_H_ */