Add comment about _tracker->_reply and _delayed_reply in ApplyBucketDiffState

pointing to the same reply.

1 files changed, 1 insertions, 0 deletions

diff --git a/storage/src/vespa/storage/persistence/apply_bucket_diff_state.cpp b/storage/src/vespa/storage/persistence/apply_bucket_diff_state.cpp
index 7b0f578ab88..ad153c41aef 100644
--- a/storage/src/vespa/storage/persistence/apply_bucket_diff_state.cpp
+++ b/storage/src/vespa/storage/persistence/apply_bucket_diff_state.cpp
@@ -45,6 +45,7 @@ ApplyBucketDiffState::~ApplyBucketDiffState()
         if (_sender) {
             _sender->sendReply(std::move(_delayed_reply));
         } else {
+            // _tracker->_reply and _delayed_reply points to the same reply.
             _tracker->sendReply();
         }
     }