578 	struct inode *pinode = d_inode(parent_dentry);  in incfs_link()  local
581 	inode_lock_nested(pinode, I_MUTEX_PARENT);  in incfs_link()
582 	error = vfs_link(what, pinode, where, NULL);  in incfs_link()
583 	inode_unlock(pinode);  in incfs_link()
592 	struct inode *pinode = d_inode(parent_dentry);  in incfs_unlink()  local
595 	inode_lock_nested(pinode, I_MUTEX_PARENT);  in incfs_unlink()
596 	error = vfs_unlink(pinode, dentry, NULL);  in incfs_unlink()
597 	inode_unlock(pinode);  in incfs_unlink()
606 	struct inode *pinode = d_inode(parent_dentry);  in incfs_rmdir()  local
609 	inode_lock_nested(pinode, I_MUTEX_PARENT);  in incfs_rmdir()
610 	error = vfs_rmdir(pinode, dentry);  in incfs_rmdir()
611 	inode_unlock(pinode);  in incfs_rmdir()