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path: root/fs/ext4/namei.c
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Diffstat (limited to 'fs/ext4/namei.c')
-rw-r--r--fs/ext4/namei.c63
1 files changed, 32 insertions, 31 deletions
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 17a17e10dd60..608d21f873ec 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -383,8 +383,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
if (root->info.hash_version != DX_HASH_TEA &&
root->info.hash_version != DX_HASH_HALF_MD4 &&
root->info.hash_version != DX_HASH_LEGACY) {
- ext4_warning(dir->i_sb, __func__,
- "Unrecognised inode hash code %d",
+ ext4_warning(dir->i_sb, "Unrecognised inode hash code %d",
root->info.hash_version);
brelse(bh);
*err = ERR_BAD_DX_DIR;
@@ -399,8 +398,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
hash = hinfo->hash;
if (root->info.unused_flags & 1) {
- ext4_warning(dir->i_sb, __func__,
- "Unimplemented inode hash flags: %#06x",
+ ext4_warning(dir->i_sb, "Unimplemented inode hash flags: %#06x",
root->info.unused_flags);
brelse(bh);
*err = ERR_BAD_DX_DIR;
@@ -408,8 +406,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
}
if ((indirect = root->info.indirect_levels) > 1) {
- ext4_warning(dir->i_sb, __func__,
- "Unimplemented inode hash depth: %#06x",
+ ext4_warning(dir->i_sb, "Unimplemented inode hash depth: %#06x",
root->info.indirect_levels);
brelse(bh);
*err = ERR_BAD_DX_DIR;
@@ -421,8 +418,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
if (dx_get_limit(entries) != dx_root_limit(dir,
root->info.info_length)) {
- ext4_warning(dir->i_sb, __func__,
- "dx entry: limit != root limit");
+ ext4_warning(dir->i_sb, "dx entry: limit != root limit");
brelse(bh);
*err = ERR_BAD_DX_DIR;
goto fail;
@@ -433,7 +429,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
{
count = dx_get_count(entries);
if (!count || count > dx_get_limit(entries)) {
- ext4_warning(dir->i_sb, __func__,
+ ext4_warning(dir->i_sb,
"dx entry: no count or count > limit");
brelse(bh);
*err = ERR_BAD_DX_DIR;
@@ -478,7 +474,7 @@ dx_probe(const struct qstr *d_name, struct inode *dir,
goto fail2;
at = entries = ((struct dx_node *) bh->b_data)->entries;
if (dx_get_limit(entries) != dx_node_limit (dir)) {
- ext4_warning(dir->i_sb, __func__,
+ ext4_warning(dir->i_sb,
"dx entry: limit != node limit");
brelse(bh);
*err = ERR_BAD_DX_DIR;
@@ -494,7 +490,7 @@ fail2:
}
fail:
if (*err == ERR_BAD_DX_DIR)
- ext4_warning(dir->i_sb, __func__,
+ ext4_warning(dir->i_sb,
"Corrupt dir inode %ld, running e2fsck is "
"recommended.", dir->i_ino);
return NULL;
@@ -947,9 +943,8 @@ restart:
wait_on_buffer(bh);
if (!buffer_uptodate(bh)) {
/* read error, skip block & hope for the best */
- ext4_error(sb, __func__, "reading directory #%lu "
- "offset %lu", dir->i_ino,
- (unsigned long)block);
+ ext4_error(sb, "reading directory #%lu offset %lu",
+ dir->i_ino, (unsigned long)block);
brelse(bh);
goto next;
}
@@ -1041,7 +1036,7 @@ static struct buffer_head * ext4_dx_find_entry(struct inode *dir, const struct q
retval = ext4_htree_next_block(dir, hash, frame,
frames, NULL);
if (retval < 0) {
- ext4_warning(sb, __func__,
+ ext4_warning(sb,
"error reading index page in directory #%lu",
dir->i_ino);
*err = retval;
@@ -1071,14 +1066,13 @@ 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, "ext4_lookup",
- "bad inode number: %u", ino);
+ ext4_error(dir->i_sb, "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, __func__,
+ ext4_error(dir->i_sb,
"deleted inode referenced: %u",
ino);
return ERR_PTR(-EIO);
@@ -1110,7 +1104,7 @@ 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, "ext4_get_parent",
+ ext4_error(child->d_inode->i_sb,
"bad inode number: %u", ino);
return ERR_PTR(-EIO);
}
@@ -1410,7 +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, __func__,
+ ext4_error(dir->i_sb,
"invalid rec_len for '..' in inode %lu",
dir->i_ino);
brelse(bh);
@@ -1575,8 +1569,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct dentry *dentry,
if (levels && (dx_get_count(frames->entries) ==
dx_get_limit(frames->entries))) {
- ext4_warning(sb, __func__,
- "Directory index full!");
+ ext4_warning(sb, "Directory index full!");
err = -ENOSPC;
goto cleanup;
}
@@ -1916,11 +1909,11 @@ 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, __func__,
+ ext4_error(inode->i_sb,
"error %d reading directory #%lu offset 0",
err, inode->i_ino);
else
- ext4_warning(inode->i_sb, __func__,
+ ext4_warning(inode->i_sb,
"bad directory (dir #%lu) - no data block",
inode->i_ino);
return 1;
@@ -1931,7 +1924,7 @@ static int empty_dir(struct inode *inode)
!le32_to_cpu(de1->inode) ||
strcmp(".", de->name) ||
strcmp("..", de1->name)) {
- ext4_warning(inode->i_sb, "empty_dir",
+ ext4_warning(inode->i_sb,
"bad directory (dir #%lu) - no `.' or `..'",
inode->i_ino);
brelse(bh);
@@ -1949,7 +1942,7 @@ static int empty_dir(struct inode *inode)
offset >> EXT4_BLOCK_SIZE_BITS(sb), 0, &err);
if (!bh) {
if (err)
- ext4_error(sb, __func__,
+ ext4_error(sb,
"error %d reading directory"
" #%lu offset %u",
err, inode->i_ino, offset);
@@ -2020,11 +2013,18 @@ int ext4_orphan_add(handle_t *handle, struct inode *inode)
err = ext4_reserve_inode_write(handle, inode, &iloc);
if (err)
goto out_unlock;
+ /*
+ * Due to previous errors inode may be already a part of on-disk
+ * orphan list. If so skip on-disk list modification.
+ */
+ if (NEXT_ORPHAN(inode) && NEXT_ORPHAN(inode) <=
+ (le32_to_cpu(EXT4_SB(sb)->s_es->s_inodes_count)))
+ goto mem_insert;
/* Insert this inode at the head of the on-disk orphan list... */
NEXT_ORPHAN(inode) = le32_to_cpu(EXT4_SB(sb)->s_es->s_last_orphan);
EXT4_SB(sb)->s_es->s_last_orphan = cpu_to_le32(inode->i_ino);
- err = ext4_handle_dirty_metadata(handle, inode, EXT4_SB(sb)->s_sbh);
+ err = ext4_handle_dirty_metadata(handle, NULL, EXT4_SB(sb)->s_sbh);
rc = ext4_mark_iloc_dirty(handle, inode, &iloc);
if (!err)
err = rc;
@@ -2037,6 +2037,7 @@ int ext4_orphan_add(handle_t *handle, struct inode *inode)
*
* This is safe: on error we're going to ignore the orphan list
* anyway on the next recovery. */
+mem_insert:
if (!err)
list_add(&EXT4_I(inode)->i_orphan, &EXT4_SB(sb)->s_orphan);
@@ -2096,7 +2097,7 @@ int ext4_orphan_del(handle_t *handle, struct inode *inode)
if (err)
goto out_brelse;
sbi->s_es->s_last_orphan = cpu_to_le32(ino_next);
- err = ext4_handle_dirty_metadata(handle, inode, sbi->s_sbh);
+ err = ext4_handle_dirty_metadata(handle, NULL, sbi->s_sbh);
} else {
struct ext4_iloc iloc2;
struct inode *i_prev =
@@ -2163,7 +2164,7 @@ static int ext4_rmdir(struct inode *dir, struct dentry *dentry)
if (retval)
goto end_rmdir;
if (!EXT4_DIR_LINK_EMPTY(inode))
- ext4_warning(inode->i_sb, "ext4_rmdir",
+ ext4_warning(inode->i_sb,
"empty directory has too many links (%d)",
inode->i_nlink);
inode->i_version++;
@@ -2215,7 +2216,7 @@ static int ext4_unlink(struct inode *dir, struct dentry *dentry)
goto end_unlink;
if (!inode->i_nlink) {
- ext4_warning(inode->i_sb, "ext4_unlink",
+ ext4_warning(inode->i_sb,
"Deleting nonexistent file (%lu), %d",
inode->i_ino, inode->i_nlink);
inode->i_nlink = 1;
@@ -2462,7 +2463,7 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
}
}
if (retval) {
- ext4_warning(old_dir->i_sb, "ext4_rename",
+ ext4_warning(old_dir->i_sb,
"Deleting old file (%lu), %d, error=%d",
old_dir->i_ino, old_dir->i_nlink, retval);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 01:14:05 +0100