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-rw-r--r--fs/xfs/xfs_error.h104
1 files changed, 50 insertions, 54 deletions
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h
index 52ee2b90b5ed..06d8a8426c16 100644
--- a/fs/xfs/xfs_error.h
+++ b/fs/xfs/xfs_error.h
@@ -1,39 +1,25 @@
/*
- * 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)
+ 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 */
@@ -54,24 +40,10 @@ 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(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)
@@ -84,6 +56,32 @@ 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
*/
@@ -139,8 +137,8 @@ xfs_corruption_error(
#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);
+extern int xfs_error_test(int, int *, char *, int, char *, unsigned long);
+extern void xfs_error_test_init(void);
#define XFS_NUM_INJECT_ERROR 10
@@ -156,12 +154,10 @@ void xfs_error_test_init(void);
(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);
+extern int xfs_errortag_add(int error_tag, xfs_mount_t *mp);
+extern int xfs_errortag_clear(int error_tag, xfs_mount_t *mp);
+extern int xfs_errortag_clearall(xfs_mount_t *mp);
+extern 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)
@@ -185,9 +181,9 @@ int xfs_errortag_clearall_umount(int64_t fsid, char *fsname,
struct xfs_mount;
/* PRINTFLIKE4 */
-void xfs_cmn_err(int panic_tag, int level, struct xfs_mount *mp,
+extern 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, ...);
+extern void xfs_fs_cmn_err(int level, struct xfs_mount *mp, char *fmt, ...);
#endif /* __XFS_ERROR_H__ */