search: Guarantee search-after-write consistency (#109972)

pkg/storage/unified/testing/benchmark.go

@@ -217,7 +217,7 @@ func runSearchBackendBenchmarkWriteThroughput(ctx context.Context, backend resou
 	size := int64(10000) // force the index to be on disk
 	index, err := backend.BuildIndex(ctx, nr, size, 0, nil, "benchmark", func(index resource.ResourceIndex) (int64, error) {
 		return 0, nil
-	})
+	}, nil)
 	if err != nil {
 		return nil, fmt.Errorf("failed to initialize backend: %w", err)
 	}