int ext4_delete_inline_entry(handle_t *handle,
			     struct inode *dir,
			     struct ext4_dir_entry_2 *de_del,
			     struct buffer_head *bh,
			     int *has_inline_data)
{
	int err, inline_size, no_expand;
	struct ext4_iloc iloc;
	void *inline_start;

	err = ext4_get_inode_loc(dir, &iloc);
	if (err)
		return err;

	ext4_write_lock_xattr(dir, &no_expand);
	if (!ext4_has_inline_data(dir)) {
		*has_inline_data = 0;
		goto out;
	}

	if ((void *)de_del - ((void *)ext4_raw_inode(&iloc)->i_block) <
		EXT4_MIN_INLINE_DATA_SIZE) {
		inline_start = (void *)ext4_raw_inode(&iloc)->i_block +
					EXT4_INLINE_DOTDOT_SIZE;
		inline_size = EXT4_MIN_INLINE_DATA_SIZE -
				EXT4_INLINE_DOTDOT_SIZE;
	} else {
		inline_start = ext4_get_inline_xattr_pos(dir, &iloc);
		inline_size = ext4_get_inline_size(dir) -
				EXT4_MIN_INLINE_DATA_SIZE;
	}

	BUFFER_TRACE(bh, "get_write_access");
	err = ext4_journal_get_write_access(handle, bh);
	if (err)
		goto out;

	err = ext4_generic_delete_entry(handle, dir, de_del, bh,
					inline_start, inline_size, 0);
	if (err)
		goto out;

	ext4_show_inline_dir(dir, iloc.bh, inline_start, inline_size);
out:
	ext4_write_unlock_xattr(dir, &no_expand);
	if (likely(err == 0))
		err = ext4_mark_inode_dirty(handle, dir);
	brelse(iloc.bh);
	if (err != -ENOENT)
		ext4_std_error(dir->i_sb, err);
	return err;
}
Unknown