more comments

1 files changed, 4 insertions, 2 deletions

diff --git a/fi-prune-empty2/stream.go b/fi-prune-empty2/stream.go
index cadaf8b..2b75383 100644
--- a/fi-prune-empty2/stream.go
+++ b/fi-prune-empty2/stream.go
@@ -73,8 +73,10 @@ func MarkInSlice(needle Mark, haystack []Mark) bool {
 type Commit struct {
 	Mark        Mark
 	OriginalOID Hash
-	Parents     []Mark
-	Tree        Tree
+	// Parents has already been passed through driver.FixMark()
+	// before it gets to driver.ProcessCommit().
+	Parents []Mark
+	Tree    Tree
 
 	ExcludedParents bool
 }