Merge pull request #3148 from masters-of-cats/wip-rootless-containerd

Skip rootfs unmount when no mounts are provided

runtime/v1/linux/bundle.go

@@ -65,9 +65,6 @@ func newBundle(id, path, workDir string, spec []byte) (b *bundle, err error) {
 			os.RemoveAll(workDir)
 		}
 	}()
-	if err := os.Mkdir(filepath.Join(path, "rootfs"), 0711); err != nil {
-		return nil, err
-	}
 	err = ioutil.WriteFile(filepath.Join(path, configFilename), spec, 0666)
 	return &bundle{
 		id:      id,