--- old/src/hotspot/os_cpu/linux_x86/gc/z/zPhysicalMemoryBacking_linux_x86.hpp	2019-02-25 15:07:32.542528870 +0100
+++ new/src/hotspot/os_cpu/linux_x86/gc/z/zPhysicalMemoryBacking_linux_x86.hpp	2019-02-25 15:07:32.334522197 +0100
@@ -34,9 +34,8 @@
 private:
   ZMemoryManager _manager;
   ZBackingFile   _file;
-  const size_t   _granule_size;
 
-  void check_max_map_count(size_t max_capacity, size_t granule_size) const;
+  void check_max_map_count(size_t max_capacity) const;
   void check_available_space_on_filesystem(size_t max_capacity) const;
   void map_failed(ZErrno err) const;
 
@@ -46,7 +45,7 @@
   void unmap_view(ZPhysicalMemory pmem, uintptr_t addr) const;
 
 public:
-  ZPhysicalMemoryBacking(size_t max_capacity, size_t granule_size);
+  ZPhysicalMemoryBacking(size_t max_capacity);
 
   bool is_initialized() const;