fc_lcb_res_frame
struct fc_lcb_res_frame *lcb_res;
cmdsize = sizeof(struct fc_lcb_res_frame);
lcb_res = (struct fc_lcb_res_frame *)elsiocb->cmd_dmabuf->virt;
memset(lcb_res, 0, sizeof(struct fc_lcb_res_frame));
cmdsize = sizeof(struct fc_lcb_res_frame);