1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. 4 * All Rights Reserved. 5 */ 6#ifndef __XFS_ERROR_H__ 7#define __XFS_ERROR_H__ 8 9struct xfs_mount; 10 11extern void xfs_error_report(const char *tag, int level, struct xfs_mount *mp, 12 const char *filename, int linenum, 13 xfs_failaddr_t failaddr); 14extern void xfs_corruption_error(const char *tag, int level, 15 struct xfs_mount *mp, const void *buf, size_t bufsize, 16 const char *filename, int linenum, 17 xfs_failaddr_t failaddr); 18void xfs_buf_corruption_error(struct xfs_buf *bp, xfs_failaddr_t fa); 19extern void xfs_buf_verifier_error(struct xfs_buf *bp, int error, 20 const char *name, const void *buf, size_t bufsz, 21 xfs_failaddr_t failaddr); 22extern void xfs_verifier_error(struct xfs_buf *bp, int error, 23 xfs_failaddr_t failaddr); 24extern void xfs_inode_verifier_error(struct xfs_inode *ip, int error, 25 const char *name, const void *buf, size_t bufsz, 26 xfs_failaddr_t failaddr); 27 28#define XFS_ERROR_REPORT(e, lvl, mp) \ 29 xfs_error_report(e, lvl, mp, __FILE__, __LINE__, __return_address) 30#define XFS_CORRUPTION_ERROR(e, lvl, mp, buf, bufsize) \ 31 xfs_corruption_error(e, lvl, mp, buf, bufsize, \ 32 __FILE__, __LINE__, __return_address) 33 34#define XFS_ERRLEVEL_OFF 0 35#define XFS_ERRLEVEL_LOW 1 36#define XFS_ERRLEVEL_HIGH 5 37 38/* Dump 128 bytes of any corrupt buffer */ 39#define XFS_CORRUPTION_DUMP_LEN (128) 40 41#ifdef DEBUG 42extern int xfs_errortag_init(struct xfs_mount *mp); 43extern void xfs_errortag_del(struct xfs_mount *mp); 44extern bool xfs_errortag_test(struct xfs_mount *mp, const char *expression, 45 const char *file, int line, unsigned int error_tag); 46#define XFS_TEST_ERROR(expr, mp, tag) \ 47 ((expr) || xfs_errortag_test((mp), #expr, __FILE__, __LINE__, (tag))) 48 49extern int xfs_errortag_get(struct xfs_mount *mp, unsigned int error_tag); 50extern int xfs_errortag_set(struct xfs_mount *mp, unsigned int error_tag, 51 unsigned int tag_value); 52extern int xfs_errortag_add(struct xfs_mount *mp, unsigned int error_tag); 53extern int xfs_errortag_clearall(struct xfs_mount *mp); 54#else 55#define xfs_errortag_init(mp) (0) 56#define xfs_errortag_del(mp) 57#define XFS_TEST_ERROR(expr, mp, tag) (expr) 58#define xfs_errortag_set(mp, tag, val) (ENOSYS) 59#define xfs_errortag_add(mp, tag) (ENOSYS) 60#define xfs_errortag_clearall(mp) (ENOSYS) 61#endif /* DEBUG */ 62 63/* 64 * XFS panic tags -- allow a call to xfs_alert_tag() be turned into 65 * a panic by setting xfs_panic_mask in a sysctl. 66 */ 67#define XFS_NO_PTAG 0 68#define XFS_PTAG_IFLUSH 0x00000001 69#define XFS_PTAG_LOGRES 0x00000002 70#define XFS_PTAG_AILDELETE 0x00000004 71#define XFS_PTAG_ERROR_REPORT 0x00000008 72#define XFS_PTAG_SHUTDOWN_CORRUPT 0x00000010 73#define XFS_PTAG_SHUTDOWN_IOERROR 0x00000020 74#define XFS_PTAG_SHUTDOWN_LOGERROR 0x00000040 75#define XFS_PTAG_FSBLOCK_ZERO 0x00000080 76#define XFS_PTAG_VERIFIER_ERROR 0x00000100 77 78#endif /* __XFS_ERROR_H__ */ 79