USEC_TO_TICK
reset_delay = (int64_t)(USEC_TO_TICK(FCP_INIT_WAIT_TIMEOUT)) -
(int64_t)(USEC_TO_TICK(FCP_INIT_WAIT_TIMEOUT)) -
((usec) == 0 ? 0 : USEC_TO_TICK((usec) - 1) + 1)
(SEC_TO_TICK((tvp)->tv_sec) + USEC_TO_TICK((tvp)->tv_usec))