ITERATIVE_IO_FINISHED_REPLY
case ITERATIVE_IO_FINISHED_REPLY:
IterativeIOFinishedReply() : ReplyRequest(ITERATIVE_IO_FINISHED_REPLY) {}
KernelRequestHandler handler(volume, ITERATIVE_IO_FINISHED_REPLY);
case ITERATIVE_IO_FINISHED_REPLY:
case ITERATIVE_IO_FINISHED_REPLY: