19 static inline u64 get_size(int order, u64 chunk_size)  in get_size()  argument
21 	return (1 << order) * chunk_size;  in get_size()
28 	unsigned int i, count, *order;  in drm_test_buddy_alloc_range_bias()  local
45 	order = drm_random_order(count, &prng);  in drm_test_buddy_alloc_range_bias()
46 	KUNIT_EXPECT_TRUE(test, order);  in drm_test_buddy_alloc_range_bias()
50 	 * in some random order allocate within each bias, using various  in drm_test_buddy_alloc_range_bias()
59 		bias_start = order[i] * bias_size;  in drm_test_buddy_alloc_range_bias()
164 	kfree(order);  in drm_test_buddy_alloc_range_bias()
269 	unsigned int order;  in drm_test_buddy_alloc_clear()  local
343 	 * repeat the whole thing, increment the order until we hit the max_order.  in drm_test_buddy_alloc_clear()
365 	order = 1;  in drm_test_buddy_alloc_clear()
367 		size = SZ_4K << order;  in drm_test_buddy_alloc_clear()
382 	} while (++order <= max_order);  in drm_test_buddy_alloc_clear()
505 	int order, top;  in drm_test_buddy_alloc_pathological()  local
513 	 * order within. This should leave the mm with exactly one  in drm_test_buddy_alloc_pathological()
532 		for (order = top; order--;) {  in drm_test_buddy_alloc_pathological()
533 			size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_pathological()
537 					"buddy_alloc hit -ENOMEM with order=%d, top=%d\n",  in drm_test_buddy_alloc_pathological()
538 					order, top);  in drm_test_buddy_alloc_pathological()
560 							  "buddy_alloc unexpectedly succeeded at top-order %d/%d, it should be full!",  in drm_test_buddy_alloc_pathological()
567 	for (order = 1; order <= max_order; order++) {  in drm_test_buddy_alloc_pathological()
568 		size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_pathological()
571 							  "buddy_alloc unexpectedly succeeded at order %d, it should be full!",  in drm_test_buddy_alloc_pathological()
572 							  order);  in drm_test_buddy_alloc_pathological()
587 	unsigned int order;  in drm_test_buddy_alloc_pessimistic()  local
593 	 * order within. This should leave the mm with exactly one  in drm_test_buddy_alloc_pessimistic()
603 	for (order = 0; order < max_order; order++) {  in drm_test_buddy_alloc_pessimistic()
604 		size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_pessimistic()
607 							   "buddy_alloc hit -ENOMEM with order=%d\n",  in drm_test_buddy_alloc_pessimistic()
608 							   order);  in drm_test_buddy_alloc_pessimistic()
628 	for (order = max_order; order--;) {  in drm_test_buddy_alloc_pessimistic()
629 		size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_pessimistic()
640 	order = 1;  in drm_test_buddy_alloc_pessimistic()
645 		size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_pessimistic()
648 							   "buddy_alloc hit -ENOMEM with order=%d\n",  in drm_test_buddy_alloc_pessimistic()
649 							   order);  in drm_test_buddy_alloc_pessimistic()
656 		order++;  in drm_test_buddy_alloc_pessimistic()
663 						   "buddy_alloc (realloc) hit -ENOMEM with order=%d\n",  in drm_test_buddy_alloc_pessimistic()
684 	int order;  in drm_test_buddy_alloc_optimistic()  local
687 	 * Create a mm with one block of each order available, and  in drm_test_buddy_alloc_optimistic()
698 	for (order = 0; order <= max_order; order++) {  in drm_test_buddy_alloc_optimistic()
699 		size = get_size(order, mm.chunk_size);  in drm_test_buddy_alloc_optimistic()
702 							   "buddy_alloc hit -ENOMEM with order=%d\n",  in drm_test_buddy_alloc_optimistic()
703 							   order);  in drm_test_buddy_alloc_optimistic()
743 			    "block order(%d) != %d\n",  in drm_test_buddy_alloc_limit()