static bool pcpu_addr_in_first_chunk(void *addr)
{
	void *first_start = pcpu_first_chunk->base_addr;

	return addr >= first_start && addr < first_start + pcpu_unit_size;
}
static bool pcpu_addr_in_first_chunk(void *addr)
{
	void *first_start = pcpu_first_chunk->base_addr;

	return addr >= first_start && addr < first_start + pcpu_unit_size;
}