R5_MadeGoodRepl
set_bit(R5_MadeGoodRepl, &sh->dev[i].flags);
if (test_bit(R5_MadeGoodRepl, &dev->flags)) {
clear_bit(R5_MadeGoodRepl, &dev->flags);
if (test_and_clear_bit(R5_MadeGoodRepl, &dev->flags)) {