diff options
Diffstat (limited to 'fs/xfs/xfs_error.h')
| -rw-r--r-- | fs/xfs/xfs_error.h | 141 |
1 files changed, 55 insertions, 86 deletions
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h index 52ee2b90b5e..c1c57d4a4b5 100644 --- a/fs/xfs/xfs_error.h +++ b/fs/xfs/xfs_error.h @@ -1,48 +1,23 @@ /* - * Copyright (c) 2000-2002 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. + * All Rights Reserved. * - * This program is free software; you can redistribute it and/or modify it - * under the terms of version 2 of the GNU General Public License as + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation. * - * This program is distributed in the hope that it would be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * This program is distributed in the hope that it would be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. * - * Further, this software is distributed without any warranty that it is - * free of the rightful claim of any third person regarding infringement - * or the like. Any license provided herein, whether implied or - * otherwise, applies only to this software file. Patent licenses, if - * any, provided herein do not apply to combinations of this program with - * other software, or any other product whatsoever. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write the Free Software Foundation, Inc., 59 - * Temple Place - Suite 330, Boston MA 02111-1307, USA. - * - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, - * Mountain View, CA 94043, or: - * - * http://www.sgi.com - * - * For further information regarding this notice, see: - * - * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/ + * You should have received a copy of the GNU General Public License + * along with this program; if not, write the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __XFS_ERROR_H__ #define __XFS_ERROR_H__ -#define prdev(fmt,targ,args...) \ - printk("XFS: device %s- " fmt "\n", XFS_BUFTARG_NAME(targ), ## args) - -#define XFS_ERECOVER 1 /* Failure to recover log */ -#define XFS_ELOGSTAT 2 /* Failure to stat log in user space */ -#define XFS_ENOLOGSPACE 3 /* Reservation too large */ -#define XFS_ENOTSUP 4 /* Operation not supported */ -#define XFS_ENOLSN 5 /* Can't find the lsn you asked for */ -#define XFS_ENOTFOUND 6 -#define XFS_ENOTXFS 7 /* Not XFS filesystem */ - #ifdef DEBUG #define XFS_ERROR_NTRAP 10 extern int xfs_etrap[XFS_ERROR_NTRAP]; @@ -54,24 +29,12 @@ extern int xfs_error_trap(int); struct xfs_mount; -extern void -xfs_error_report( - char *tag, - int level, - struct xfs_mount *mp, - char *fname, - int linenum, - inst_t *ra); - -extern void -xfs_corruption_error( - char *tag, - int level, - struct xfs_mount *mp, - void *p, - char *fname, - int linenum, - inst_t *ra); +extern void xfs_error_report(const char *tag, int level, struct xfs_mount *mp, + const char *filename, int linenum, inst_t *ra); +extern void xfs_corruption_error(const char *tag, int level, + struct xfs_mount *mp, void *p, const char *filename, + int linenum, inst_t *ra); +extern void xfs_verifier_error(struct xfs_buf *bp); #define XFS_ERROR_REPORT(e, lvl, mp) \ xfs_error_report(e, lvl, mp, __FILE__, __LINE__, __return_address) @@ -84,6 +47,32 @@ xfs_corruption_error( #define XFS_ERRLEVEL_HIGH 5 /* + * Macros to set EFSCORRUPTED & return/branch. + */ +#define XFS_WANT_CORRUPTED_GOTO(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, NULL); \ + error = XFS_ERROR(EFSCORRUPTED); \ + goto l; \ + } \ + } + +#define XFS_WANT_CORRUPTED_RETURN(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, NULL); \ + return XFS_ERROR(EFSCORRUPTED); \ + } \ + } + +/* * error injection tags - the labels can be anything you want * but each tag should have its own unique number */ @@ -138,41 +127,27 @@ xfs_corruption_error( #define XFS_RANDOM_DIOWRITE_IOERR (XFS_RANDOM_DEFAULT/10) #define XFS_RANDOM_BMAPIFORMAT XFS_RANDOM_DEFAULT -#if (defined(DEBUG) || defined(INDUCE_IO_ERROR)) -extern int xfs_error_test(int, int *, char *, int, char *, unsigned long); -void xfs_error_test_init(void); +#ifdef DEBUG +extern int xfs_error_test_active; +extern int xfs_error_test(int, int *, char *, int, char *, unsigned long); #define XFS_NUM_INJECT_ERROR 10 - -#ifdef __ANSI_CPP__ #define XFS_TEST_ERROR(expr, mp, tag, rf) \ - ((expr) || \ - xfs_error_test((tag), (mp)->m_fixedfsid, #expr, __LINE__, __FILE__, \ - (rf))) -#else -#define XFS_TEST_ERROR(expr, mp, tag, rf) \ - ((expr) || \ + ((expr) || (xfs_error_test_active && \ xfs_error_test((tag), (mp)->m_fixedfsid, "expr", __LINE__, __FILE__, \ - (rf))) -#endif /* __ANSI_CPP__ */ - -int xfs_errortag_add(int error_tag, xfs_mount_t *mp); -int xfs_errortag_clear(int error_tag, xfs_mount_t *mp); + (rf)))) -int xfs_errortag_clearall(xfs_mount_t *mp); -int xfs_errortag_clearall_umount(int64_t fsid, char *fsname, - int loud); +extern int xfs_errortag_add(int error_tag, struct xfs_mount *mp); +extern int xfs_errortag_clearall(struct xfs_mount *mp, int loud); #else #define XFS_TEST_ERROR(expr, mp, tag, rf) (expr) #define xfs_errortag_add(tag, mp) (ENOSYS) -#define xfs_errortag_clearall(mp) (ENOSYS) -#endif /* (DEBUG || INDUCE_IO_ERROR) */ +#define xfs_errortag_clearall(mp, loud) (ENOSYS) +#endif /* DEBUG */ /* - * XFS panic tags -- allow a call to xfs_cmn_err() be turned into - * a panic by setting xfs_panic_mask in a - * sysctl. update xfs_max[XFS_PARAM] if - * more are added. + * XFS panic tags -- allow a call to xfs_alert_tag() be turned into + * a panic by setting xfs_panic_mask in a sysctl. */ #define XFS_NO_PTAG 0 #define XFS_PTAG_IFLUSH 0x00000001 @@ -182,12 +157,6 @@ int xfs_errortag_clearall_umount(int64_t fsid, char *fsname, #define XFS_PTAG_SHUTDOWN_CORRUPT 0x00000010 #define XFS_PTAG_SHUTDOWN_IOERROR 0x00000020 #define XFS_PTAG_SHUTDOWN_LOGERROR 0x00000040 - -struct xfs_mount; -/* PRINTFLIKE4 */ -void xfs_cmn_err(int panic_tag, int level, struct xfs_mount *mp, - char *fmt, ...); -/* PRINTFLIKE3 */ -void xfs_fs_cmn_err(int level, struct xfs_mount *mp, char *fmt, ...); +#define XFS_PTAG_FSBLOCK_ZERO 0x00000080 #endif /* __XFS_ERROR_H__ */ |