IOP_REQUEST_FLAG_SYNC_REQUEST
if (readl(&p->flags) & IOP_REQUEST_FLAG_SYNC_REQUEST) {
writel(readl(&req->flags) | IOP_REQUEST_FLAG_SYNC_REQUEST, &req->flags);
reqhdr->flags |= cpu_to_le32(IOP_REQUEST_FLAG_SYNC_REQUEST);
reqhdr->flags |= cpu_to_le32(IOP_REQUEST_FLAG_SYNC_REQUEST);