diff --git a/src/restic/find.go b/src/restic/find.go
index 9e9af63f7..63c8bd813 100644
--- a/src/restic/find.go
+++ b/src/restic/find.go
@@ -6,8 +6,10 @@ import (
 	"restic/repository"
 )
 
-//  findUsedBlobs traverse the tree ID and adds all seen blobs to blobs.
-func findUsedBlobs(repo *repository.Repository, treeID backend.ID, blobs pack.BlobSet, seen pack.BlobSet) error {
+// FindUsedBlobs traverses the tree ID and adds all seen blobs (trees and data
+// blobs) to the set blobs. The tree blobs in the `seen` BlobSet will not be visited
+// again.
+func FindUsedBlobs(repo *repository.Repository, treeID backend.ID, blobs pack.BlobSet, seen pack.BlobSet) error {
 	blobs.Insert(pack.Handle{ID: treeID, Type: pack.Tree})
 
 	tree, err := LoadTree(repo, treeID)
@@ -30,7 +32,7 @@ func findUsedBlobs(repo *repository.Repository, treeID backend.ID, blobs pack.Bl
 
 			seen.Insert(h)
 
-			err := findUsedBlobs(repo, subtreeID, blobs, seen)
+			err := FindUsedBlobs(repo, subtreeID, blobs, seen)
 			if err != nil {
 				return err
 			}
@@ -39,8 +41,3 @@ func findUsedBlobs(repo *repository.Repository, treeID backend.ID, blobs pack.Bl
 
 	return nil
 }
-
-// FindUsedBlobs traverses the tree ID and adds all seen blobs (trees and data blobs) to the set blobs.
-func FindUsedBlobs(repo *repository.Repository, treeID backend.ID, blobs pack.BlobSet) error {
-	return findUsedBlobs(repo, treeID, blobs, pack.NewBlobSet())
-}
diff --git a/src/restic/repository/index_rebuild.go b/src/restic/repository/index_rebuild.go
index e18d08f1f..2fd3e4ea5 100644
--- a/src/restic/repository/index_rebuild.go
+++ b/src/restic/repository/index_rebuild.go
@@ -11,8 +11,8 @@ import (
 
 const rebuildIndexWorkers = 10
 
-// LoadBlobsResult is returned in the channel from LoadBlobsFromAllPacks.
-type LoadBlobsResult struct {
+// ListAllPacksResult is returned in the channel from LoadBlobsFromAllPacks.
+type ListAllPacksResult struct {
 	PackID  backend.ID
 	Entries []pack.Blob
 }
@@ -22,7 +22,7 @@ func ListAllPacks(repo *Repository, ch chan<- worker.Job, done <-chan struct{})
 	f := func(job worker.Job, done <-chan struct{}) (interface{}, error) {
 		packID := job.Data.(backend.ID)
 		entries, err := repo.ListPack(packID)
-		return LoadBlobsResult{
+		return ListAllPacksResult{
 			PackID:  packID,
 			Entries: entries,
 		}, err
@@ -66,7 +66,7 @@ func RebuildIndex(repo *Repository) error {
 			continue
 		}
 
-		res := job.Result.(LoadBlobsResult)
+		res := job.Result.(ListAllPacksResult)
 
 		for _, entry := range res.Entries {
 			pb := PackedBlob{