diff options
| -rw-r--r-- | fs/xfs/xfs_iops.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index 29484091c0d2..3020c57fc125 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -1258,6 +1258,14 @@ xfs_setup_inode( xfs_diflags_to_iflags(inode, ip); if (S_ISDIR(inode->i_mode)) { + /* + * We set the i_rwsem class here to avoid potential races with + * lockdep_annotate_inode_mutex_key() reinitialising the lock + * after a filehandle lookup has already found the inode in + * cache before it has been unlocked via unlock_new_inode(). + */ + lockdep_set_class(&inode->i_rwsem, + &inode->i_sb->s_type->i_mutex_dir_key); lockdep_set_class(&ip->i_lock.mr_lock, &xfs_dir_ilock_class); ip->d_ops = ip->i_mount->m_dir_inode_ops; } else { |