diff options
Diffstat (limited to 'fs/xfs/xfs_error.h')
| -rw-r--r-- | fs/xfs/xfs_error.h | 130 |
1 files changed, 66 insertions, 64 deletions
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h index 246d3e989c6c..fe6a71bbe9cd 100644 --- a/fs/xfs/xfs_error.h +++ b/fs/xfs/xfs_error.h @@ -8,21 +8,17 @@ struct xfs_mount; -extern void xfs_error_report(const char *tag, int level, struct xfs_mount *mp, - const char *filename, int linenum, - xfs_failaddr_t failaddr); -extern void xfs_corruption_error(const char *tag, int level, - struct xfs_mount *mp, void *buf, size_t bufsize, - const char *filename, int linenum, - xfs_failaddr_t failaddr); -extern void xfs_buf_verifier_error(struct xfs_buf *bp, int error, - const char *name, void *buf, size_t bufsz, - xfs_failaddr_t failaddr); -extern void xfs_verifier_error(struct xfs_buf *bp, int error, - xfs_failaddr_t failaddr); -extern void xfs_inode_verifier_error(struct xfs_inode *ip, int error, - const char *name, void *buf, size_t bufsz, - xfs_failaddr_t failaddr); +void xfs_error_report(const char *tag, int level, struct xfs_mount *mp, + const char *filename, int linenum, xfs_failaddr_t failaddr); +void xfs_corruption_error(const char *tag, int level, struct xfs_mount *mp, + const void *buf, size_t bufsize, const char *filename, + int linenum, xfs_failaddr_t failaddr); +void xfs_buf_corruption_error(struct xfs_buf *bp, xfs_failaddr_t fa); +void xfs_buf_verifier_error(struct xfs_buf *bp, int error, const char *name, + const void *buf, size_t bufsz, xfs_failaddr_t failaddr); +void xfs_verifier_error(struct xfs_buf *bp, int error, xfs_failaddr_t failaddr); +void xfs_inode_verifier_error(struct xfs_inode *ip, int error, const char *name, + const void *buf, size_t bufsz, xfs_failaddr_t failaddr); #define XFS_ERROR_REPORT(e, lvl, mp) \ xfs_error_report(e, lvl, mp, __FILE__, __LINE__, __return_address) @@ -37,66 +33,72 @@ extern void xfs_inode_verifier_error(struct xfs_inode *ip, int error, /* Dump 128 bytes of any corrupt buffer */ #define XFS_CORRUPTION_DUMP_LEN (128) -/* - * Macros to set EFSCORRUPTED & return/branch. - */ -#define XFS_WANT_CORRUPTED_GOTO(mp, x, l) \ - { \ - int fs_is_ok = (x); \ - ASSERT(fs_is_ok); \ - if (unlikely(!fs_is_ok)) { \ - XFS_ERROR_REPORT("XFS_WANT_CORRUPTED_GOTO", \ - XFS_ERRLEVEL_LOW, mp); \ - error = -EFSCORRUPTED; \ - goto l; \ - } \ - } - -#define XFS_WANT_CORRUPTED_RETURN(mp, x) \ - { \ - int fs_is_ok = (x); \ - ASSERT(fs_is_ok); \ - if (unlikely(!fs_is_ok)) { \ - XFS_ERROR_REPORT("XFS_WANT_CORRUPTED_RETURN", \ - XFS_ERRLEVEL_LOW, mp); \ - return -EFSCORRUPTED; \ - } \ - } - #ifdef DEBUG -extern int xfs_errortag_init(struct xfs_mount *mp); -extern void xfs_errortag_del(struct xfs_mount *mp); -extern bool xfs_errortag_test(struct xfs_mount *mp, const char *expression, - const char *file, int line, unsigned int error_tag); -#define XFS_TEST_ERROR(expr, mp, tag) \ - ((expr) || xfs_errortag_test((mp), #expr, __FILE__, __LINE__, (tag))) +int xfs_errortag_init(struct xfs_mount *mp); +void xfs_errortag_del(struct xfs_mount *mp); +bool xfs_errortag_test(struct xfs_mount *mp, const char *file, int line, + unsigned int error_tag); +#define XFS_TEST_ERROR(mp, tag) \ + xfs_errortag_test((mp), __FILE__, __LINE__, (tag)) +bool xfs_errortag_enabled(struct xfs_mount *mp, unsigned int tag); +#define XFS_ERRORTAG_DELAY(mp, tag) \ + do { \ + might_sleep(); \ + if (!xfs_errortag_enabled((mp), (tag))) \ + break; \ + xfs_warn_ratelimited((mp), \ +"Injecting %ums delay at file %s, line %d, on filesystem \"%s\"", \ + (mp)->m_errortag[(tag)], __FILE__, __LINE__, \ + (mp)->m_super->s_id); \ + mdelay((mp)->m_errortag[(tag)]); \ + } while (0) -extern int xfs_errortag_get(struct xfs_mount *mp, unsigned int error_tag); -extern int xfs_errortag_set(struct xfs_mount *mp, unsigned int error_tag, - unsigned int tag_value); -extern int xfs_errortag_add(struct xfs_mount *mp, unsigned int error_tag); -extern int xfs_errortag_clearall(struct xfs_mount *mp); +int xfs_errortag_add(struct xfs_mount *mp, unsigned int error_tag); +int xfs_errortag_clearall(struct xfs_mount *mp); #else #define xfs_errortag_init(mp) (0) #define xfs_errortag_del(mp) -#define XFS_TEST_ERROR(expr, mp, tag) (expr) -#define xfs_errortag_set(mp, tag, val) (ENOSYS) +#define XFS_TEST_ERROR(mp, tag) (false) +#define XFS_ERRORTAG_DELAY(mp, tag) ((void)0) #define xfs_errortag_add(mp, tag) (ENOSYS) #define xfs_errortag_clearall(mp) (ENOSYS) #endif /* DEBUG */ /* * XFS panic tags -- allow a call to xfs_alert_tag() be turned into - * a panic by setting xfs_panic_mask in a sysctl. + * a panic by setting fs.xfs.panic_mask in a sysctl. */ -#define XFS_NO_PTAG 0 -#define XFS_PTAG_IFLUSH 0x00000001 -#define XFS_PTAG_LOGRES 0x00000002 -#define XFS_PTAG_AILDELETE 0x00000004 -#define XFS_PTAG_ERROR_REPORT 0x00000008 -#define XFS_PTAG_SHUTDOWN_CORRUPT 0x00000010 -#define XFS_PTAG_SHUTDOWN_IOERROR 0x00000020 -#define XFS_PTAG_SHUTDOWN_LOGERROR 0x00000040 -#define XFS_PTAG_FSBLOCK_ZERO 0x00000080 +#define XFS_NO_PTAG 0u +#define XFS_PTAG_IFLUSH (1u << 0) +#define XFS_PTAG_LOGRES (1u << 1) +#define XFS_PTAG_AILDELETE (1u << 2) +#define XFS_PTAG_ERROR_REPORT (1u << 3) +#define XFS_PTAG_SHUTDOWN_CORRUPT (1u << 4) +#define XFS_PTAG_SHUTDOWN_IOERROR (1u << 5) +#define XFS_PTAG_SHUTDOWN_LOGERROR (1u << 6) +#define XFS_PTAG_FSBLOCK_ZERO (1u << 7) +#define XFS_PTAG_VERIFIER_ERROR (1u << 8) + +#define XFS_PTAG_MASK (XFS_PTAG_IFLUSH | \ + XFS_PTAG_LOGRES | \ + XFS_PTAG_AILDELETE | \ + XFS_PTAG_ERROR_REPORT | \ + XFS_PTAG_SHUTDOWN_CORRUPT | \ + XFS_PTAG_SHUTDOWN_IOERROR | \ + XFS_PTAG_SHUTDOWN_LOGERROR | \ + XFS_PTAG_FSBLOCK_ZERO | \ + XFS_PTAG_VERIFIER_ERROR) + +#define XFS_PTAG_STRINGS \ + { XFS_NO_PTAG, "none" }, \ + { XFS_PTAG_IFLUSH, "iflush" }, \ + { XFS_PTAG_LOGRES, "logres" }, \ + { XFS_PTAG_AILDELETE, "aildelete" }, \ + { XFS_PTAG_ERROR_REPORT , "error_report" }, \ + { XFS_PTAG_SHUTDOWN_CORRUPT, "corrupt" }, \ + { XFS_PTAG_SHUTDOWN_IOERROR, "ioerror" }, \ + { XFS_PTAG_SHUTDOWN_LOGERROR, "logerror" }, \ + { XFS_PTAG_FSBLOCK_ZERO, "fsb_zero" }, \ + { XFS_PTAG_VERIFIER_ERROR, "verifier" } #endif /* __XFS_ERROR_H__ */ |