1 files changed, 9 insertions, 3 deletions
diff --git a/core/state/sync.go b/core/state/sync.go
index 8456a810b..2c29d706a 100644
--- a/core/state/sync.go
+++ b/core/state/sync.go
@@ -59,10 +59,16 @@ func (s *StateSync) Missing(max int) []common.Hash {
 }
 
 // Process injects a batch of retrieved trie nodes data, returning if something
-// was committed to the database and also the index of an entry if processing of
+// was committed to the memcache and also the index of an entry if processing of
 // it failed.
-func (s *StateSync) Process(list []trie.SyncResult, dbw trie.DatabaseWriter) (bool, int, error) {
-	return (*trie.TrieSync)(s).Process(list, dbw)
+func (s *StateSync) Process(list []trie.SyncResult) (bool, int, error) {
+	return (*trie.TrieSync)(s).Process(list)
+}
+
+// Commit flushes the data stored in the internal memcache out to persistent
+// storage, returning th enumber of items written and any occurred error.
+func (s *StateSync) Commit(dbw trie.DatabaseWriter) (int, error) {
+	return (*trie.TrieSync)(s).Commit(dbw)
 }
 
 // Pending returns the number of state entries currently pending for download.