fix block size for access by cacher in scanb

qdp_project/src/Benchmark.cpp

@@ -71,11 +71,13 @@ void scan_b(size_t gid, size_t tid) {
             }
         }
         else {
+            constexpr size_t SUBCHUNK_SIZE_B = CHUNK_SIZE_B / TC_AGGRJ;
+
             for (size_t i = 0; i < RUN_COUNT; i++) {
                 const size_t chunk_index = get_chunk_index(gid, i);
-                uint64_t* chunk_ptr = get_chunk<TC_SCANB>(DATA_B_, chunk_index, tid);
+                uint64_t* chunk_ptr = get_chunk<TC_AGGRJ>(DATA_B_, chunk_index, tid);
 
-                CACHE_.Access(reinterpret_cast<uint8_t*>(chunk_ptr), CHUNK_SIZE_B);
+                CACHE_.Access(reinterpret_cast<uint8_t*>(chunk_ptr), SUBCHUNK_SIZE_B);
             }
         }
     }