static uint32_t calculate_logical_dest_mask(uint64_t pdmask)
{
	uint32_t dest_mask = 0UL;
	uint64_t pcpu_mask = pdmask;
	uint16_t pcpu_id;

	pcpu_id = ffs64(pcpu_mask);
	while (pcpu_id < MAX_PCPU_NUM) {
		bitmap_clear_nolock(pcpu_id, &pcpu_mask);
		dest_mask |= per_cpu(lapic_ldr, pcpu_id);
		pcpu_id = ffs64(pcpu_mask);
	}
	return dest_mask;
}