DEBUGFS_I
ops = fsd->real_fops = DEBUGFS_I(inode)->real_fops;
const struct file_operations *real_fops = DEBUGFS_I(inode)->real_fops;
return DEBUGFS_I(file_inode(file))->aux;
ops = fsd->short_fops = DEBUGFS_I(inode)->short_fops;
kmem_cache_free(debugfs_inode_cachep, DEBUGFS_I(inode));
return DEBUGFS_I(inode)->automount(path->dentry, inode->i_private);
DEBUGFS_I(inode)->raw = real_fops;
DEBUGFS_I(inode)->aux = (void *)aux;
DEBUGFS_I(inode)->automount = f;