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authorTheodore Ts'o <tytso@mit.edu>2010-05-16 21:00:00 -0400
committerTheodore Ts'o <tytso@mit.edu>2010-05-16 21:00:00 -0400
commit24676da469f50f433baa347845639662c561d1f6 (patch)
treeb4b8205f8b50376af286193d0dcbe76f2bc2d1e1 /fs/ext4/namei.c
parent2ed886852adfcb070bf350e66a0da0d98b2f3ab5 (diff)
ext4: Convert calls of ext4_error() to EXT4_ERROR_INODE()
EXT4_ERROR_INODE() tends to provide better error information and in a more consistent format. Some errors were not even identifying the inode or directory which was corrupted, which made them not very useful. Addresses-Google-Bug: #2507977 Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/namei.c')
-rw-r--r--fs/ext4/namei.c39
1 files changed, 18 insertions, 21 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 0c070fabd108..bff77b04f0d1 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -943,8 +943,8 @@ restart:
wait_on_buffer(bh);
if (!buffer_uptodate(bh)) {
/* read error, skip block & hope for the best */
- ext4_error(sb, "reading directory #%lu offset %lu",
- dir->i_ino, (unsigned long)block);
+ EXT4_ERROR_INODE(dir, "reading directory lblock %lu",
+ (unsigned long) block);
brelse(bh);
goto next;
}
@@ -1066,15 +1066,15 @@ static struct dentry *ext4_lookup(struct inode *dir, struct dentry *dentry, stru
__u32 ino = le32_to_cpu(de->inode);
brelse(bh);
if (!ext4_valid_inum(dir->i_sb, ino)) {
- ext4_error(dir->i_sb, "bad inode number: %u", ino);
+ EXT4_ERROR_INODE(dir, "bad inode number: %u", ino);
return ERR_PTR(-EIO);
}
inode = ext4_iget(dir->i_sb, ino);
if (unlikely(IS_ERR(inode))) {
if (PTR_ERR(inode) == -ESTALE) {
- ext4_error(dir->i_sb,
- "deleted inode referenced: %u",
- ino);
+ EXT4_ERROR_INODE(dir,
+ "deleted inode referenced: %u",
+ ino);
return ERR_PTR(-EIO);
} else {
return ERR_CAST(inode);
@@ -1104,8 +1104,8 @@ struct dentry *ext4_get_parent(struct dentry *child)
brelse(bh);
if (!ext4_valid_inum(child->d_inode->i_sb, ino)) {
- ext4_error(child->d_inode->i_sb,
- "bad inode number: %u", ino);
+ EXT4_ERROR_INODE(child->d_inode,
+ "bad parent inode number: %u", ino);
return ERR_PTR(-EIO);
}
@@ -1404,9 +1404,7 @@ static int make_indexed_dir(handle_t *handle, struct dentry *dentry,
de = (struct ext4_dir_entry_2 *)((char *)fde +
ext4_rec_len_from_disk(fde->rec_len, blocksize));
if ((char *) de >= (((char *) root) + blocksize)) {
- ext4_error(dir->i_sb,
- "invalid rec_len for '..' in inode %lu",
- dir->i_ino);
+ EXT4_ERROR_INODE(dir, "invalid rec_len for '..'");
brelse(bh);
return -EIO;
}
@@ -1915,9 +1913,8 @@ static int empty_dir(struct inode *inode)
if (inode->i_size < EXT4_DIR_REC_LEN(1) + EXT4_DIR_REC_LEN(2) ||
!(bh = ext4_bread(NULL, inode, 0, 0, &err))) {
if (err)
- ext4_error(inode->i_sb,
- "error %d reading directory #%lu offset 0",
- err, inode->i_ino);
+ EXT4_ERROR_INODE(inode,
+ "error %d reading directory lblock 0", err);
else
ext4_warning(inode->i_sb,
"bad directory (dir #%lu) - no data block",
@@ -1941,17 +1938,17 @@ static int empty_dir(struct inode *inode)
de = ext4_next_entry(de1, sb->s_blocksize);
while (offset < inode->i_size) {
if (!bh ||
- (void *) de >= (void *) (bh->b_data+sb->s_blocksize)) {
+ (void *) de >= (void *) (bh->b_data+sb->s_blocksize)) {
+ unsigned int lblock;
err = 0;
brelse(bh);
- bh = ext4_bread(NULL, inode,
- offset >> EXT4_BLOCK_SIZE_BITS(sb), 0, &err);
+ lblock = offset >> EXT4_BLOCK_SIZE_BITS(sb);
+ bh = ext4_bread(NULL, inode, lblock, 0, &err);
if (!bh) {
if (err)
- ext4_error(sb,
- "error %d reading directory"
- " #%lu offset %u",
- err, inode->i_ino, offset);
+ EXT4_ERROR_INODE(inode,
+ "error %d reading directory "
+ "lblock %u", err, lblock);
offset += sb->s_blocksize;
continue;
}