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_MAX 36 60 61/* 62 * Random factors for above tags, 1 means always, 2 means 1/2 time, etc. 63 */ 64#define XFS_RANDOM_DEFAULT 100 65#define XFS_RANDOM_IFLUSH_1 XFS_RANDOM_DEFAULT 66#define XFS_RANDOM_IFLUSH_2 XFS_RANDOM_DEFAULT 67#define XFS_RANDOM_IFLUSH_3 XFS_RANDOM_DEFAULT 68#define XFS_RANDOM_IFLUSH_4 XFS_RANDOM_DEFAULT 69#define XFS_RANDOM_IFLUSH_5 XFS_RANDOM_DEFAULT 70#define XFS_RANDOM_IFLUSH_6 XFS_RANDOM_DEFAULT 71#define XFS_RANDOM_DA_READ_BUF XFS_RANDOM_DEFAULT 72#define XFS_RANDOM_BTREE_CHECK_LBLOCK (XFS_RANDOM_DEFAULT/4) 73#define XFS_RANDOM_BTREE_CHECK_SBLOCK XFS_RANDOM_DEFAULT 74#define XFS_RANDOM_ALLOC_READ_AGF XFS_RANDOM_DEFAULT 75#define XFS_RANDOM_IALLOC_READ_AGI XFS_RANDOM_DEFAULT 76#define XFS_RANDOM_ITOBP_INOTOBP XFS_RANDOM_DEFAULT 77#define XFS_RANDOM_IUNLINK XFS_RANDOM_DEFAULT 78#define XFS_RANDOM_IUNLINK_REMOVE XFS_RANDOM_DEFAULT 79#define XFS_RANDOM_DIR_INO_VALIDATE XFS_RANDOM_DEFAULT 80#define XFS_RANDOM_BULKSTAT_READ_CHUNK XFS_RANDOM_DEFAULT 81#define XFS_RANDOM_IODONE_IOERR (XFS_RANDOM_DEFAULT/10) 82#define XFS_RANDOM_STRATREAD_IOERR (XFS_RANDOM_DEFAULT/10) 83#define XFS_RANDOM_STRATCMPL_IOERR (XFS_RANDOM_DEFAULT/10) 84#define XFS_RANDOM_DIOWRITE_IOERR (XFS_RANDOM_DEFAULT/10) 85#define XFS_RANDOM_BMAPIFORMAT XFS_RANDOM_DEFAULT 86#define XFS_RANDOM_FREE_EXTENT 1 87#define XFS_RANDOM_RMAP_FINISH_ONE 1 88#define XFS_RANDOM_REFCOUNT_CONTINUE_UPDATE 1 89#define XFS_RANDOM_REFCOUNT_FINISH_ONE 1 90#define XFS_RANDOM_BMAP_FINISH_ONE 1 91#define XFS_RANDOM_AG_RESV_CRITICAL 4 92#define XFS_RANDOM_DROP_WRITES 1 93#define XFS_RANDOM_LOG_BAD_CRC 1 94#define XFS_RANDOM_LOG_ITEM_PIN 1 95#define XFS_RANDOM_BUF_LRU_REF 2 96#define XFS_RANDOM_FORCE_SCRUB_REPAIR 1 97#define XFS_RANDOM_FORCE_SUMMARY_RECALC 1 98#define XFS_RANDOM_IUNLINK_FALLBACK (XFS_RANDOM_DEFAULT/10) 99#define XFS_RANDOM_BUF_IOERROR XFS_RANDOM_DEFAULT 100 101#endif /* __XFS_ERRORTAG_H_ */ 102