623 #if (TICK_NSEC % (NSEC_PER_SEC / USER_HZ)) == 0  in jiffies_to_clock_t()
624 # if HZ < USER_HZ  in jiffies_to_clock_t()
625 	return x * (USER_HZ / HZ);  in jiffies_to_clock_t()
627 	return x / (HZ / USER_HZ);  in jiffies_to_clock_t()
630 	return div_u64((u64)x * TICK_NSEC, NSEC_PER_SEC / USER_HZ);  in jiffies_to_clock_t()
637 #if (HZ % USER_HZ)==0  in clock_t_to_jiffies()
638 	if (x >= ~0UL / (HZ / USER_HZ))  in clock_t_to_jiffies()
640 	return x * (HZ / USER_HZ);  in clock_t_to_jiffies()
643 	if (x >= ~0UL / HZ * USER_HZ)  in clock_t_to_jiffies()
647 	return div_u64((u64)x * HZ, USER_HZ);  in clock_t_to_jiffies()
654 #if (TICK_NSEC % (NSEC_PER_SEC / USER_HZ)) == 0  in jiffies_64_to_clock_t()
655 # if HZ < USER_HZ  in jiffies_64_to_clock_t()
656 	x = div_u64(x * USER_HZ, HZ);  in jiffies_64_to_clock_t()
657 # elif HZ > USER_HZ  in jiffies_64_to_clock_t()
658 	x = div_u64(x, HZ / USER_HZ);  in jiffies_64_to_clock_t()
668 	x = div_u64(x * TICK_NSEC, (NSEC_PER_SEC / USER_HZ));  in jiffies_64_to_clock_t()
676 #if (NSEC_PER_SEC % USER_HZ) == 0  in nsec_to_clock_t()
677 	return div_u64(x, NSEC_PER_SEC / USER_HZ);  in nsec_to_clock_t()
678 #elif (USER_HZ % 512) == 0  in nsec_to_clock_t()
679 	return div_u64(x * USER_HZ / 512, NSEC_PER_SEC / 512);  in nsec_to_clock_t()
686 	return div_u64(x * 9, (9ull * NSEC_PER_SEC + (USER_HZ / 2)) / USER_HZ);  in nsec_to_clock_t()