src/allocators/tcmalloc/tcmalloc_2.7_no_active_falsesharing.patch


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diff --git src/thread_cache.cc src/thread_cache.cc
index 6d2f832..2074f4a 100644
--- src/thread_cache.cc
+++ src/thread_cache.cc
@@ -120,7 +120,11 @@ void* ThreadCache::FetchFromCentralCache(uint32 cl, int32_t byte_size,
   ASSERT(list->empty());
   const int batch_size = Static::sizemap()->num_objects_to_move(cl);
 
-  const int num_to_move = min<int>(list->max_length(), batch_size);
+  int num_to_move = min<int>(list->max_length(), batch_size);
+  const int cache_line_parts = 64 / byte_size;
+  if (cache_line_parts > 0 && cache_line_parts > num_to_move)
+      num_to_move = cache_line_parts;
+
   void *start, *end;
   int fetch_count = Static::central_cache()[cl].RemoveRange(
       &start, &end, num_to_move);