Build provider 3rd arg from smb_request_t
hacking...

*** 210,221 ****
                          op->op_oplock_level = SMB_OPLOCK_BATCH;
                  else
                          op->op_oplock_level = SMB_OPLOCK_EXCLUSIVE;
          }
  
!         DTRACE_SMB_2(op__NtCreateX__start, smb_request_t *, sr,
!             struct open_param *, op);
  
          return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR);
  }
  
  void
--- 210,220 ----
                          op->op_oplock_level = SMB_OPLOCK_BATCH;
                  else
                          op->op_oplock_level = SMB_OPLOCK_EXCLUSIVE;
          }
  
!         DTRACE_SMB_1(op__NtCreateX__start, smb_request_t *, sr); /* arg.open */
  
          return ((rc == 0) ? SDRC_SUCCESS : SDRC_ERROR);
  }
  
  void