Merge pull request #5264 from unclejack/change_inode_map

change inode map to struct from bool

utils/fs.go

@@ -10,7 +10,7 @@ import (
 
 // TreeSize walks a directory tree and returns its total size in bytes.
 func TreeSize(dir string) (size int64, err error) {
-	data := make(map[uint64]bool)
+	data := make(map[uint64]struct{})
 	err = filepath.Walk(dir, func(d string, fileInfo os.FileInfo, e error) error {
 		// Ignore directory sizes
 		if fileInfo == nil {
@@ -29,7 +29,7 @@ func TreeSize(dir string) (size int64, err error) {
 			return nil
 		}
 		// inode is not a uint64 on all platforms. Cast it to avoid issues.
-		data[uint64(inode)] = false
+		data[uint64(inode)] = struct{}{}
 
 		size += s