src/share/vm/prims/jvmtiRedefineClasses.cpp

*** 1672,1685 ****
  
    *new_method_p = methodHandle();  // default is no new method
  
    // We cache a pointer to the bytecodes here in code_base. If GC
    // moves the Method*, then the bytecodes will also move which
!   // will likely cause a crash. We create a No_Safepoint_Verifier
    // object to detect whether we pass a possible safepoint in this
    // code block.
!   No_Safepoint_Verifier nsv;
  
    // Bytecodes and their length
    address code_base = method->code_base();
    int code_length = method->code_size();
  
--- 1672,1685 ----
  
    *new_method_p = methodHandle();  // default is no new method
  
    // We cache a pointer to the bytecodes here in code_base. If GC
    // moves the Method*, then the bytecodes will also move which
!   // will likely cause a crash. We create a NoSafepointVerifier
    // object to detect whether we pass a possible safepoint in this
    // code block.
!   NoSafepointVerifier nsv;
  
    // Bytecodes and their length
    address code_base = method->code_base();
    int code_length = method->code_size();
  
*** 1733,1743 ****
              Bytes::put_Java_u2(bcp, new_index);
  
              Relocator rc(method, NULL /* no RelocatorListener needed */);
              methodHandle m;
              {
!               Pause_No_Safepoint_Verifier pnsv(&nsv);
  
                // ldc is 2 bytes and ldc_w is 3 bytes
                m = rc.insert_space_at(bci, 3, inst_buffer, CHECK);
              }
  
--- 1733,1743 ----
              Bytes::put_Java_u2(bcp, new_index);
  
              Relocator rc(method, NULL /* no RelocatorListener needed */);
              methodHandle m;
              {
!               PauseNoSafepointVerifier pnsv(&nsv);
  
                // ldc is 2 bytes and ldc_w is 3 bytes
                m = rc.insert_space_at(bci, 3, inst_buffer, CHECK);
              }