/* * Copyright (c) 2000-2002 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 * 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. * * 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/ */ #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]; extern int xfs_error_trap(int); #define XFS_ERROR(e) xfs_error_trap(e) #else #define XFS_ERROR(e) (e) #endif 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); #define XFS_ERROR_REPORT(e, lvl, mp) \ xfs_error_report(e, lvl, mp, __FILE__, __LINE__, __return_address) #define XFS_CORRUPTION_ERROR(e, lvl, mp, mem) \ xfs_corruption_error(e, lvl, mp, mem, \ __FILE__, __LINE__, __return_address) #define XFS_ERRLEVEL_OFF 0 #define XFS_ERRLEVEL_LOW 1 #define XFS_ERRLEVEL_HIGH 5 /* * error injection tags - the labels can be anything you want * but each tag should have its own unique number */ #define XFS_ERRTAG_NOERROR 0 #define XFS_ERRTAG_IFLUSH_1 1 #define XFS_ERRTAG_IFLUSH_2 2 #define XFS_ERRTAG_IFLUSH_3 3 #define XFS_ERRTAG_IFLUSH_4 4 #define XFS_ERRTAG_IFLUSH_5 5 #define XFS_ERRTAG_IFLUSH_6 6 #define XFS_ERRTAG_DA_READ_BUF 7 #define XFS_ERRTAG_BTREE_CHECK_LBLOCK 8 #define XFS_ERRTAG_BTREE_CHECK_SBLOCK 9 #define XFS_ERRTAG_ALLOC_READ_AGF 10 #define XFS_ERRTAG_IALLOC_READ_AGI 11 #define XFS_ERRTAG_ITOBP_INOTOBP 12 #define XFS_ERRTAG_IUNLINK 13 #define XFS_ERRTAG_IUNLINK_REMOVE 14 #define XFS_ERRTAG_DIR_INO_VALIDATE 15 #define XFS_ERRTAG_BULKSTAT_READ_CHUNK 16 #define XFS_ERRTAG_IODONE_IOERR 17 #define XFS_ERRTAG_STRATREAD_IOERR 18 #define XFS_ERRTAG_STRATCMPL_IOERR 19 #define XFS_ERRTAG_DIOWRITE_IOERR 20 #define XFS_ERRTAG_BMAPIFORMAT 21 #define XFS_ERRTAG_MAX 22 /* * Random factors for above tags, 1 means always, 2 means 1/2 time, etc. */ #define XFS_RANDOM_DEFAULT 100 #define XFS_RANDOM_IFLUSH_1 XFS_RANDOM_DEFAULT #define XFS_RANDOM_IFLUSH_2 XFS_RANDOM_DEFAULT #define XFS_RANDOM_IFLUSH_3 XFS_RANDOM_DEFAULT #define XFS_RANDOM_IFLUSH_4 XFS_RANDOM_DEFAULT #define XFS_RANDOM_IFLUSH_5 XFS_RANDOM_DEFAULT #define XFS_RANDOM_IFLUSH_6 XFS_RANDOM_DEFAULT #define XFS_RANDOM_DA_READ_BUF XFS_RANDOM_DEFAULT #define XFS_RANDOM_BTREE_CHECK_LBLOCK (XFS_RANDOM_DEFAULT/4) #define XFS_RANDOM_BTREE_CHECK_SBLOCK XFS_RANDOM_DEFAULT #define XFS_RANDOM_ALLOC_READ_AGF XFS_RANDOM_DEFAULT #define XFS_RANDOM_IALLOC_READ_AGI XFS_RANDOM_DEFAULT #define XFS_RANDOM_ITOBP_INOTOBP XFS_RANDOM_DEFAULT #define XFS_RANDOM_IUNLINK XFS_RANDOM_DEFAULT #define XFS_RANDOM_IUNLINK_REMOVE XFS_RANDOM_DEFAULT #define XFS_RANDOM_DIR_INO_VALIDATE XFS_RANDOM_DEFAULT #define XFS_RANDOM_BULKSTAT_READ_CHUNK XFS_RANDOM_DEFAULT #define XFS_RANDOM_IODONE_IOERR (XFS_RANDOM_DEFAULT/10) #define XFS_RANDOM_STRATREAD_IOERR (XFS_RANDOM_DEFAULT/10) #define XFS_RANDOM_STRATCMPL_IOERR (XFS_RANDOM_DEFAULT/10) #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); #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) || \ 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); int xfs_errortag_clearall(xfs_mount_t *mp); int xfs_errortag_clearall_umount(int64_t fsid, char *fsname, 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) */ /* * 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. */ #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 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, ...); #endif /* __XFS_ERROR_H__ */