diff --git a/src/bees-roots.cc b/src/bees-roots.cc
index 2e92583..c266e2a 100644
--- a/src/bees-roots.cc
+++ b/src/bees-roots.cc
@@ -202,38 +202,8 @@ BeesRoots::transid_max_nocache()
 	BEESNOTE("Calculating transid_max (" << rv << " as of root " << root << ")");
 	BEESTRACE("Calculating transid_max...");
 
-	rv = btrfs_get_root_transid(root);
+	rv = btrfs_get_root_transid(m_ctx->root_fd());
 
-	// XXX:  Do we need any of this?  Or is
-	// m_transid_re.update(btrfs_get_root_transid(BTRFS_FS_TREE_OBJECTID)) good enough?
-
-	BtrfsIoctlSearchKey sk;
-	sk.tree_id = BTRFS_ROOT_TREE_OBJECTID;
-	sk.min_type = sk.max_type = BTRFS_ROOT_BACKREF_KEY;
-	sk.min_objectid = root;
-
-	while (true) {
-		sk.nr_items = 1024;
-		sk.do_ioctl(m_ctx->root_fd());
-
-		if (sk.m_result.empty()) {
-			break;
-		}
-
-		for (auto i : sk.m_result) {
-			sk.next_min(i);
-			if (i.type == BTRFS_ROOT_BACKREF_KEY) {
-				if (i.transid > rv) {
-					BEESLOGDEBUG("transid_max root " << i.objectid << " parent " << i.offset << " transid " << i.transid);
-					BEESCOUNT(transid_max_miss);
-				}
-				root = i.objectid;
-			}
-			if (i.transid > rv) {
-				rv = i.transid;
-			}
-		}
-	}
 	m_transid_re.update(rv);
 	return rv;
 }