.

wcfs/wcfs.go

@@ -1689,6 +1689,12 @@ func (wlink *WatchLink) setupWatch(ctx context.Context, foid zodb.Oid, at zodb.T
 			// tracked. However wcfs tests expect that only blocks
 			// that were previously explicitly accessed are
 			// included into watch setup pins.
+			//
+			// XXX adjust wcfs tests to not require only accessed
+			// blocks to be in setup pins? But that would mean that
+			// potentially more blocks would be potentially
+			// _unneccessarily_ pinned if they are not going to be
+			// accessed at all.
 			if !f.accessed.Has(blk) {
 				continue
 			}