patch-2.4.23 linux-2.4.23/fs/jfs/jfs_extent.c

• Lines: 130
• Date: 2003-11-28 10:26:21.000000000 -0800
• Orig file: linux-2.4.22/fs/jfs/jfs_extent.c
• Orig date: 2003-06-13 07:51:37.000000000 -0700

diff -urN linux-2.4.22/fs/jfs/jfs_extent.c linux-2.4.23/fs/jfs/jfs_extent.c
@@ -1,5 +1,5 @@
 /*
- *   Copyright (c) International Business Machines Corp., 2000-2002
+ *   Copyright (C) International Business Machines Corp., 2000-2003
  *
  *   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
@@ -18,6 +18,7 @@
 
 #include <linux/fs.h>
 #include "jfs_incore.h"
+#include "jfs_superblock.h"
 #include "jfs_dmap.h"
 #include "jfs_extent.h"
 #include "jfs_debug.h"
@@ -83,8 +84,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 int
 extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
@@ -208,8 +209,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 int extRealloc(struct inode *ip, s64 nxlen, xad_t * xp, boolean_t abnr)
 {
@@ -351,7 +352,7 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
+ *      -EIO	- i/o error.
  */
 int extHint(struct inode *ip, s64 offset, xad_t * xp)
 {
@@ -404,8 +405,10 @@
 	 */
 	xp->flag &= XAD_NOTRECORDED;
 
-	assert(xadl.nxad == 1);
-	assert(lengthXAD(xp) == nbperpage);
+        if(xadl.nxad != 1 || lengthXAD(xp) != nbperpage) {          
+		jfs_error(ip->i_sb, "extHint: corrupt xtree");
+		return -EIO;
+        }
 
 	return (0);
 }
@@ -422,8 +425,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 int extRecord(struct inode *ip, xad_t * xp)
 {
@@ -437,7 +440,7 @@
 	rc = xtUpdate(0, ip, xp);
 
 	up(&JFS_IP(ip)->commit_sem);
-	return (rc);
+	return rc;
 }
 
 
@@ -454,8 +457,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 int extFill(struct inode *ip, xad_t * xp)
 {
@@ -506,8 +509,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 static int
 extBalloc(struct inode *ip, s64 hint, s64 * nblocks, s64 * blkno)
@@ -536,7 +539,7 @@
 		/* if something other than an out of space error,
 		 * stop and return this error.
 		 */
-		if (rc != ENOSPC)
+		if (rc != -ENOSPC)
 			return (rc);
 
 		/* decrease the allocation request size */
@@ -597,8 +600,8 @@
  *
  * RETURN VALUES:
  *      0       - success
- *      EIO	- i/o error.
- *      ENOSPC	- insufficient disk resources.
+ *      -EIO	- i/o error.
+ *      -ENOSPC	- insufficient disk resources.
  */
 static int
 extBrealloc(struct inode *ip,
@@ -611,7 +614,7 @@
 		*newblkno = blkno;
 		return (0);
 	} else {
-		if (rc != ENOSPC)
+		if (rc != -ENOSPC)
 			return (rc);
 	}