@@ -637,5 +637,10 @@ #ifdef AMD64 assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment"); #endif } #endif + +int os::extra_bang_size_in_bytes() { + // JDK-8050147 requires the full cache line bang for x86. + return VM_Version::L1_line_size(); +}