diff options
| -rw-r--r-- | fs/ext4/move_extent.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c index 8c04afb90b1b..fb6f11709ae6 100644 --- a/fs/ext4/move_extent.c +++ b/fs/ext4/move_extent.c @@ -571,12 +571,16 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp, __u64 orig_blk, orig_inode->i_ino, donor_inode->i_ino); return -EINVAL; } - /* TODO: This is non obvious task to swap blocks for inodes with full - jornaling enabled */ + + /* TODO: it's not obvious how to swap blocks for inodes with full + journaling enabled */ if (ext4_should_journal_data(orig_inode) || ext4_should_journal_data(donor_inode)) { - return -EINVAL; + ext4_msg(orig_inode->i_sb, KERN_ERR, + "Online defrag not supported with data journaling"); + return -EOPNOTSUPP; } + /* Protect orig and donor inodes against a truncate */ lock_two_nondirectories(orig_inode, donor_inode); |