SAME_OWNER
if (SAME_OWNER(lock, request) &&
!SAME_OWNER(lock, covered_by)) {
!SAME_OWNER(lock, covered_by)) {
!SAME_OWNER(lock, covered_by)) {
if (SAME_OWNER(request, lock)) {
if (SAME_OWNER(ep->to_vertex, from_lock))
if (SAME_OWNER(lock, request) &&
#define BLOCKS(lock1, lock2) (!SAME_OWNER((lock1), (lock2)) && \