.

wcfs/wcfs.go

@@ -1677,7 +1677,7 @@ func (wlink *WatchLink) setupWatch(ctx context.Context, foid zodb.Oid, at zodb.T
 	w.atMu.Lock()
 
 	// check at >= w.at
-	// XXX we might want to allow going back in history if we need it.
+	// TODO(?) we might want to allow going back in history if we need it.
 	if !(at >= w.at) {
 		w.atMu.Unlock()
 		f.watchMu.Unlock()
@@ -1688,7 +1688,7 @@ func (wlink *WatchLink) setupWatch(ctx context.Context, foid zodb.Oid, at zodb.T
 	// register w to f early, so that READs going in parallel to us
 	// preparing and processing initial pins, also send pins to w for read
 	// blocks. If we don't, we can miss to send pin to w for a freshly read
-	// block which could have revision > w.at:	XXX test
+	// block which could have revision > w.at:
 	//
 	//                1   3    2   4
 	//	─────.────x───o────x───x──────]──────────