xfs_error.h 2.9 KB

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