--- libmalloc/libmalloc-657.60.21/src/magazine_rack.c
+++ libmalloc/libmalloc-317.100.9/src/magazine_rack.c
@@ -77,11 +77,9 @@
 
 		_malloc_lock_init(&rack->region_lock);
 		_malloc_lock_init(&rack->magazines[DEPOT_MAGAZINE_INDEX].magazine_lock);
-		_malloc_lock_init(&rack->magazines[DEPOT_MAGAZINE_INDEX].magazine_alloc_lock);
 
 		for (int i=0; i < rack->num_magazines; i++) {
 			_malloc_lock_init(&rack->magazines[i].magazine_lock);
-			_malloc_lock_init(&rack->magazines[i].magazine_alloc_lock);
 		}
 	}
 }
@@ -224,30 +222,3 @@
 	rack_region_unlock(rack);
 	return rv;
 }
-
-
-unsigned int
-rack_get_thread_index(rack_t *rack)
-{
-	mag_index_t index;
-	if (os_likely(_os_cpu_number_override == -1)) {
-		index = _malloc_cpu_number();
-#if CONFIG_MAGAZINE_PER_CLUSTER
-		if (rack->num_magazines == ncpuclusters) {
-			index = _malloc_cpu_cluster_number();
-		}
-#endif // CONFIG_MAGAZINE_PER_CLUSTER
-	} else {
-		index = _os_cpu_number_override;
-#if CONFIG_MAGAZINE_PER_CLUSTER
-		if (rack->num_magazines == ncpuclusters) {
-			index = _malloc_get_cluster_from_cpu(_os_cpu_number_override);
-		}
-#endif // CONFIG_MAGAZINE_PER_CLUSTER
-	}
-#if CONFIG_SZONE_USES_HYPER_SHIFT
-	return index >> hyper_shift;
-#else // CONFIG_SZONE_USES_HYPER_SHIFT
-	return index;
-#endif // CONFIG_SZONE_USES_HYPER_SHIFT
-}