src/os_cpu/bsd_zero/vm/os_bsd_zero.cpp

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*** 463,467 ****
--- 463,472 ----
  
  #ifndef PRODUCT
  void os::verify_stack_alignment() {
  }
  #endif
+ 
+ int os::extra_bang_size_in_bytes() {
+   // JDK-8050147 requires the full cache line bang for x86.
+   return VM_Version::L1_line_size();
+ }