/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (c) 2000-2002,2005 Silicon Graphics, Inc.
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* Copyright (C) 2017 Oracle.
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* All Rights Reserved.
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*/
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#ifndef __XFS_ERRORTAG_H_
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#define __XFS_ERRORTAG_H_
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/*
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* error injection tags - the labels can be anything you want
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* but each tag should have its own unique number
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*/
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#define XFS_ERRTAG_NOERROR 0
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#define XFS_ERRTAG_IFLUSH_1 1
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#define XFS_ERRTAG_IFLUSH_2 2
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#define XFS_ERRTAG_IFLUSH_3 3
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#define XFS_ERRTAG_IFLUSH_4 4
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#define XFS_ERRTAG_IFLUSH_5 5
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#define XFS_ERRTAG_IFLUSH_6 6
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#define XFS_ERRTAG_DA_READ_BUF 7
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#define XFS_ERRTAG_BTREE_CHECK_LBLOCK 8
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#define XFS_ERRTAG_BTREE_CHECK_SBLOCK 9
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#define XFS_ERRTAG_ALLOC_READ_AGF 10
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#define XFS_ERRTAG_IALLOC_READ_AGI 11
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#define XFS_ERRTAG_ITOBP_INOTOBP 12
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#define XFS_ERRTAG_IUNLINK 13
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#define XFS_ERRTAG_IUNLINK_REMOVE 14
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#define XFS_ERRTAG_DIR_INO_VALIDATE 15
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#define XFS_ERRTAG_BULKSTAT_READ_CHUNK 16
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#define XFS_ERRTAG_IODONE_IOERR 17
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#define XFS_ERRTAG_STRATREAD_IOERR 18
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#define XFS_ERRTAG_STRATCMPL_IOERR 19
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#define XFS_ERRTAG_DIOWRITE_IOERR 20
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#define XFS_ERRTAG_BMAPIFORMAT 21
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#define XFS_ERRTAG_FREE_EXTENT 22
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#define XFS_ERRTAG_RMAP_FINISH_ONE 23
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#define XFS_ERRTAG_REFCOUNT_CONTINUE_UPDATE 24
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#define XFS_ERRTAG_REFCOUNT_FINISH_ONE 25
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#define XFS_ERRTAG_BMAP_FINISH_ONE 26
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#define XFS_ERRTAG_AG_RESV_CRITICAL 27
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/*
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* DEBUG mode instrumentation to test and/or trigger delayed allocation
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* block killing in the event of failed writes. When enabled, all
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* buffered writes are silenty dropped and handled as if they failed.
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* All delalloc blocks in the range of the write (including pre-existing
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* delalloc blocks!) are tossed as part of the write failure error
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* handling sequence.
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*/
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#define XFS_ERRTAG_DROP_WRITES 28
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#define XFS_ERRTAG_LOG_BAD_CRC 29
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#define XFS_ERRTAG_LOG_ITEM_PIN 30
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#define XFS_ERRTAG_BUF_LRU_REF 31
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#define XFS_ERRTAG_FORCE_SCRUB_REPAIR 32
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#define XFS_ERRTAG_FORCE_SUMMARY_RECALC 33
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#define XFS_ERRTAG_IUNLINK_FALLBACK 34
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#define XFS_ERRTAG_BUF_IOERROR 35
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#define XFS_ERRTAG_MAX 36
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/*
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* Random factors for above tags, 1 means always, 2 means 1/2 time, etc.
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*/
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#define XFS_RANDOM_DEFAULT 100
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#define XFS_RANDOM_IFLUSH_1 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IFLUSH_2 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IFLUSH_3 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IFLUSH_4 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IFLUSH_5 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IFLUSH_6 XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_DA_READ_BUF XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_BTREE_CHECK_LBLOCK (XFS_RANDOM_DEFAULT/4)
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#define XFS_RANDOM_BTREE_CHECK_SBLOCK XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_ALLOC_READ_AGF XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IALLOC_READ_AGI XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_ITOBP_INOTOBP XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IUNLINK XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IUNLINK_REMOVE XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_DIR_INO_VALIDATE XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_BULKSTAT_READ_CHUNK XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_IODONE_IOERR (XFS_RANDOM_DEFAULT/10)
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#define XFS_RANDOM_STRATREAD_IOERR (XFS_RANDOM_DEFAULT/10)
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#define XFS_RANDOM_STRATCMPL_IOERR (XFS_RANDOM_DEFAULT/10)
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#define XFS_RANDOM_DIOWRITE_IOERR (XFS_RANDOM_DEFAULT/10)
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#define XFS_RANDOM_BMAPIFORMAT XFS_RANDOM_DEFAULT
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#define XFS_RANDOM_FREE_EXTENT 1
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#define XFS_RANDOM_RMAP_FINISH_ONE 1
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#define XFS_RANDOM_REFCOUNT_CONTINUE_UPDATE 1
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#define XFS_RANDOM_REFCOUNT_FINISH_ONE 1
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#define XFS_RANDOM_BMAP_FINISH_ONE 1
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#define XFS_RANDOM_AG_RESV_CRITICAL 4
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#define XFS_RANDOM_DROP_WRITES 1
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#define XFS_RANDOM_LOG_BAD_CRC 1
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#define XFS_RANDOM_LOG_ITEM_PIN 1
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#define XFS_RANDOM_BUF_LRU_REF 2
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#define XFS_RANDOM_FORCE_SCRUB_REPAIR 1
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#define XFS_RANDOM_FORCE_SUMMARY_RECALC 1
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#define XFS_RANDOM_IUNLINK_FALLBACK (XFS_RANDOM_DEFAULT/10)
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#define XFS_RANDOM_BUF_IOERROR XFS_RANDOM_DEFAULT
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#endif /* __XFS_ERRORTAG_H_ */
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