static __init int memcpy_align_selftest(void)
{
	struct page *page1, *page2;
	char *dst, *src;
	int err = 0;
	int i, j;
	ktime_t j0, j1;

	printk("Strings selftest: testing with size: %d\n", PG_SIZE);

	page1 = alloc_pages(GFP_KERNEL, MAX_ORDER-1);
	if (!page1)
		return 1;

	page2 = alloc_pages(GFP_KERNEL, MAX_ORDER-1);
	if (!page2) {
		err = 1;
		goto free1;
	}

	src = page_to_virt(page1);
	dst = page_to_virt(page1);

	preempt_disable();

	for (i = 0; i < sizeof(void*); i++) {
		for (j = 0; j < sizeof(void*); j++) {
			t0 = ktime_get();
			memcpy(dst + j, src + i, PG_SIZE - max(i, j));
			t1 = ktime_get();
			printk("Strings selftest: memcpy(src+%d, dst+%d): %llu Mb/s\n", i, j, PG_SIZE * (1000000000l / 1048576l) / (t1-t0));
		}
	}

	preempt_enable();

	put_page(page2);

free1:
	put_page(page1);

	return err;
}

static __init int memset_align_selftest(void)
{
	struct page *page;
	ktime_t t0, t1;
	char *dst;
	int i;

	printk("Strings selftest: testing with size: %d\n", PG_SIZE);

	page = alloc_pages(GFP_KERNEL, MAX_ORDER-1);
	if (!page)
		return 1;

	dst = page_to_virt(page);

	preempt_disable();

	for (i = 0; i < sizeof(void*); i++) {
		t0 = ktime_get();
		memset(dst + i, 0, PG_SIZE - i);
		t1 = ktime_get();
		printk("Strings selftest: memset(dst+%d): %llu Mb/s\n", i, PG_SIZE * (1000000000l / 1048576l) / (t1-t0));
	}

	preempt_enable();

	put_page(page);

	return 0;
}